Sabrina Naranjo, LEED GA

Project Administrator

Biggest Lesson Learned: Don't be afraid to ask for help.   Sabrina is a Project Administrator in XL's education market segment and is currently wrapping up the Sonoma Academy Grange Building project. She is passionate about sustainability and recently received her LEED GA accreditation. You can find Sabrina cooking and planning events with friends and family when she's not at work.    Credentials:
  • 18 years of industry experience
  • LEED GA accreditation
  • Organizes a family and friends camping trip of 40 people every summer

Lisa Rizzi Britsch

Administrative Manager

Biggest accomplishment: Her son Michael.   From working with the project teams to managing databases to maintaining procedure manuals and office processes, there isn't much Lisa doesn't know about the XL Way of doing things. Of all the work she does, she most enjoys getting to work with the project teams.   Credentials:
  • 25+ years of construction industry experience
  • Attended the University of Arizona
  • Avid snow skier and boater

Larry Stockton

Senior Project Superintendent

Words of advice: Learn from mistakes and don’t make them twice.   Larry has been with XL since Day One. While his favorite thing about the job is building and the unique challenges of each project, a close second is XL itself. “It’s a great place to have a career, not a job,” he says. Larry’s primary focus has been on complex projects for advanced technology and life sciences clients. When he’s not at work, he’s likely to be participating in off-road sports with his family.   Credentials:
  • 25+ years of construction experience
  • OSHA 30 trained
  • Married over 30 years with two fabulous children

Dave Wilbur

Project Superintendent

Best part of the job: To see the owner’s appreciation when completing their project.   With more than 28 years of experience in each of XL’s core markets, Dave is a valuable team member. During his 10 years with XL, Dave has completed projects for key clients including JP Morgan Chase, Bayer, Sutter Health, Lockheed Martin, and Gilead Sciences. His biggest career accomplishment is being a part of the Monterey Bay Aquarium building project.   Credentials:
  • 28 years of construction experience
  • Certified in OSHA 10, OSHA 30, and CPR

Tim Merrell

General Superintendent - Life Sciences

Biggest accomplishment: being a successful family man and father, married 25 years.   Tim is an expert at technically complex projects for life sciences and advanced technology clients. He has been a key team member on projects like Revance Therapeutics' Manufacturing Facility, PDL BioPharma's Lab and Pilot Plant and a Confidential Client's six-building campus. Tim is an XL veteran whose favorite part of the job is making people happy.   Credentials:
  • 29 years of construction experience
  • Santa Cruz local that surfs every chance he gets

Erin Allred, LEED AP BD+C

Project Manager

Biggest lesson learned: You will never be able to know everything, but you can always learn from each and every one of your team members.   After helping on a construction site for her father, Erin changed her major in college to Mechanical Engineering to be part of the construction industry. Erin’s favorite part of her job is seeing hard work transformed into something concrete (or steel) for others to use and enjoy. Her biggest accomplishments are building more than $1.7 Billion in construction projects, and most of all, her two beautiful daughters.   Credentials:
  • B.S. in Mechanical Engineering from Old Dominion University, VA
  • LEED AP BD+C, Sustainable Building Advisor
  • Has traveled to 45 different states and lived in six

Jesse Wilbur

Project Superintendent

Coolest accomplishment: Ran a 4:24 minute mile to qualify for the State Cross Country meet.   Jesse is a 3rd generation superintendent with more than 16 years of construction experience. At the age of just 28, he managed and built his own home. Since then, Jesse has become a valuable asset to XL’s Structures + Interiors team. He has learned over the years that the most successful projects are based on a clear and concise road map (aka a project schedule). If your road map is created properly, all you have to do is make sure all team members have buy-in and then follow it!   Credentials:
  • More than 16 years of construction experience
  • A 3 rd generation superintendent
  • At age 28, he built his own home

Craig Jory

Director of Training and Development

Favorite part of the job: Engaging with the great people of XL. Helping them grow, learn and be more successful in what they do. I love to see the pride XL'ers take in living out our purpose – building to improve lives. As Director of Training and Development at XL, Craig brings more than 12 years of experience in the construction industry and a never-ending enthusiasm. He leads educational courses including Enneagram training and the roll out of our core values. His biggest lesson-learned is understanding that no matter what you seek to do, without focusing on the people who are required to accomplish it, your odds of true success are low. Being a father of three daughters and co-pilot with his wife, Jen, are Craig's greatest accomplishments. If he’s not in the office, you can find Craig fly fishing, hiking or camping. Credentials:
  • 12+ years of construction experience
  • B.S. in English from UC Santa Barbara

Paige Bigelow, LEED GA

Senior Project Coordinator

Favorite part of the job: The people!   Paige is a Senior Project Coordinator at XL currently working at the El Camino Hospital campus. She has 24 years of experience and has been with XL for 15 of those years. Paige earned her LEED Green Associate accreditation and is now applying that knowledge to her own home. Outside of work, Paige loves to travel the world and is an avid reader.   Credentials:
  • 14+ years with XL
  • LEED Green Associate
  • Speaks Italian

Craig Jamison, LEED AP

Project Executive

Biggest Lesson Learned: Success is achieved with a team.   Craig joined XL's Sacramento Healthcare team in 2017 with teamwork at the forefront. With 30+ years of construction experience, Craig guides our healthcare teams and clients to success. When he's not in the office, Craig loves teaching his Boy Scouts about the outdoors.            Credentials:
  • LEED AP and 30+ years of construction experience
  • B.S. in Construction Management from California State University, Fresno
  • Went on a 100+ mile backpacking trip where he saw the only verified T-Rex footprint in the world

Peter Giudici, LEED GA

Assistant Superintendent

Favorite part of the job: Problem solving and learning each day.   After graduating from Cal Poly San Luis Obispo with a degree in Construction Management, Peter came on board with XL as a Project Engineer. His love for learning and overcoming challenges has made him a valuable asset to the team. Outside of work, Peter enjoys woodworking which he learned growing up in the mountains, off the power grid.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate

Tom Humbert, CPA


Favorite part of the job: Clearly, the people!   AS CFO for XL, Tom has a lot to manage. It’s a good thing he has 15 years of industry experience, an undergraduate degree from the University of Michigan and an MBA from Indiana University. Over the years, Tom has learned never to let perfect get in the way of better – need to continually improve. On weekends, Tom enjoys following his two boys around to water polo games and watching college sports. He is an avid Wolverine fan and still holds season tickets for Michigan Football.   Credentials:
  • 15 years of construction experience
  • MBA from Indiana University
  • BBA from University of Michigan
  • Certified Public Accountant

Bob Fuselier, LEED AP

Project Executive

Favorite part of the job: Building relationships with co-workers, clients, architects, and other partners.   Bob has seen a lot during his 25+ year career. One project that sticks out is when he led a team through design, DSA approval, and construction of a $5 million middle school conversion in just five months! When Bob is not networking or managing fast-tracked projects, he is working on finally making a hole-in-one on the golf course or traveling to Europe and Central America with his wife.   Credentials:
  • LEED AP and 25+ years of construction experience
  • B.S. in Civil Engineering from California State University, Sacramento
  • Once chaperoned 35 middle-schoolers on an educational trip to England, Ireland, and Scotland.

Trenton Lundquist, LEED GA

Project Engineer

Biggest lesson learned: Follow discussions from the filed with an email confirming the items discussed.   Trenton’s favorite part of being a Project Engineer is watching the work his team coordinated finally get installed on the project site. Since graduating from Cal Poly San Luis Obispo with a Construction Management degree, Trenton earned his LEED Green Associate and has been working on some of XL’s largest projects. While in college, Trenton won the highly competitive Associated Schools of Construction Competition in Reno. Some fun facts about Trenton are that he is the youngest of five children and he enjoys surfing in his free time.   Credentials • B.S. in Construction Management from Cal Poly San Luis Obispo • LEED Green Associate

Casey Grossen

Senior Superintendent

Words to live by: Life is a garden, dig it.   Casey is a Carpenter at XL with over 26 years of construction experience. Before Casey, his father was a carpenter for 39 years, and had taught him a thing or two. He has a long list of accreditations including OSHA 30, Lead Abatement Awareness, and a great deal of safety and equipment training. Casey's biggest lesson learned on the job site is to always know where the power shut off is located before you get started. When he’s not on the job site, Casey at home with his two daughters, who are his pride and joy.   Credentials:
  • Carpenters Apprenticeship
  • 26 years of construction experience

Janelle Lamb, LEED AP

Project Executive

Biggest lesson learned: Effective communication and development of teams are the keys to success on all projects.   During her 20+ career, Janelle has found that building challenging projects with great people is her favorite part of the job. This makes sense because her biggest career  accomplishment was building the new Steve Jobs Theater which included managing several international subcontractors. Outside of solving challenges at work, Janelle enjoys traveling and spending time with her two daughters.     Credentials:
  • LEED AP and 21 years of construction experience
  • B.S. in Civil Engineering from Cal Poly San Luis Obispo
  • Has been to Dubai three times

Eliza Alcantara, P.E., LEED GA

Senior Cost Engineer

Favorite part of the job: Getting to work on multiple projects so she never gets bored or tired of one.   Eliza is a Cost Engineer for XL Construction with an impressive background in structural engineering. She graduated UC San Diego with a Structural Engineering degree and then went on to receive her Masters in Architectural Engineering from Cal Poly San Luis Obispo. Eliza is a huge Harry Potter fan and once visited the Great-Hall movie set while in England. She has a love for Gothic architecture and works by Santiago Calatrava.   Credentials: • Professional Engineer (CA) • LEED Green Associate • B.S. Structural Engineering from UC San Diego • M.S. in Architectural Engineering from Cal Poly

Kelsy Westendorf

Senior Project Engineer

Favorite Quote: “The greatest pleasure in life is doing what people say you cannot do.” During her four years at XL, Kelsy discovered that collaborating with a team to build a space that will improve the lives of those who use it is her favorite part of her job. She graduated with a Bachelor’s degree in Architecture and Minor in Construction Management from Cal Poly San Luis Obispo. Kelsey is currently working on projects for Kaiser Permanente and Adept Technology. Credentials:
  • B.A. Architecture with a Minor in Construction Management from Cal Poly
  • DBIA Associate

Jim Sly

General Superintendent - Education

Biggest lesson learned: Not everyone can read a measuring tape.   Jim thrives on the satisfaction of his clients when their projects are complete. In his 25 years, he’s gathered experience in many of XL’s markets, with an emphasis in education and healthcare projects. Now focused on education projects, Jim has pioneered a student participation program with a curriculum aimed at teaching kids about the building process.   Credentials:
  • 25 years of construction experience
  • Can fix anything that is broken
  • Spent 7 days camping 200 miles north of the Artic Circle

Nicolas Cardin

Project Manager

Biggest lesson learned: Listen before you speak. During his 14 years with XL, Nic worked his way up through the trades to become a Project Manager and has worked on healthcare, education and structures + interiors projects throughout Sacramento and the Bay Area. His favorite part of the job is building relationships and seeing the finished product of a project. Outside of work, Nic loves golfing, exercising and spending time with his family. His biggest accomplishment is being a father, hands down. Credentials: • 14 year of construction experience

Patrick Jameson

Project Engineer

Favorite part of the job: Working with awesome people every day on projects that benefit the communities we live in. A former Staff Accountant at XL turned Project Engineer, Patrick recently earned his Construction Management Certificate and has found his way to the project site! Patrick doesn't like to waste time and is currently in the process of becoming LEED AP. As an outdoor enthusiast, Patrick spends his weekends mountain biking, snowboarding, kayaking, or camping. Credentials: • B.S. Business Administration from Cal Poly San Luis Obispo • Construction Management Certificate from UC Berkeley Extension • Is both left and right brained

Stacy Naglestad, LEED GA

Project Engineer

Biggest lesson learned: You cannot achieve your goals without discipline and unfaltering hard work.   Stacy’s favorite part about being a Project Engineer at XL is working closely with and learning from her team. Before joining XL, Stacy earned a degree in Civil and Environmental Engineering from UC Berkeley and is currently an EIT and LEED Green Associate. Outside of work, she likes hiking, snowboarding, and water sports for the fun and competition. Her biggest accomplishment is surviving the engineering program at UC Berkeley.   Credentials: • EIT (Engineer in training) • B.S. in Civil and Environmental Engineering from UC Berkeley • A talented baker of French Macarons

Sarah Conner-Brown

Executive Assistant

Word to the wise: Communication is key.  

Sarah is an expert multi-tasker and is always willing to take on new challenges and get involved with new projects. Add the fact that she is great to work with and ultra-competent, Sarah is the go-to person for more than a couple of people in the office.

  • B.A. in theatre and Spanish from La Grange College
  • Able to juggle multiple calendars, events and projects simultaneously
  • Lived on a sailboat for six years

Jerry Harmon

Director of Human Resources

Words to live by: Listen and embrace other views.   Jerry has been a driving force behind the XL culture. From creating dynamic programs for employees like Fit Camp and XL University to his efforts in hiring each one of us (thanks Jerry!), he is always pushing the envelope to keep XL one of the best places to work in the Bay Area.   Credentials:
  • Studied Business Management at Pepperdine University
  • Guided XL to its place as a Best Place to Work and Healthiest Workplace in the Bay Area
  • Foster parent to needy dogs

Scott Schriefer

Project Executive

Motto: Life begins at 10,000 feet.   Scott's years of experience and passion for building technical projects ranges from healthcare and life sciences to advanced technology, mission critical and corporate office. His projects include Kaiser's Template Hospital and Medical Centers that added 670,000 s.f. of new member-care space in Modesto, the 406,000 s.f., 20-story, CalSTRS Corporate Headquarters in West Sacramento, and Bannon Investors’ 300,000 s.f., 12-story, Natomas East Office Building in Sacramento.   Credentials:
  • BS in Construction Management from Cal Poly San Luis Obispo
  • LEED AP, DBIA Professional and Safety Trained Supervisor (STS)
  • Climbs mountains and travels to far-off places for fun

Rob Wilbur

General Superintendent

Biggest lesson learned: You’re never too old to learn. Always have an open mind to new ideas, think intuitively.   With 45 years of experience and an impressive resume of life sciences, advanced technology and healthcare projects, Rob has been a valuable member of the XL team for the last 12 years. Of all his responsibilities, some of his favorites are training and managing personnel, helping resolve design issues, and working on concrete poured in place projects.   Credentials:
  • 45 years in construction, 43 as a superintendent
  • Licensed General Contractor, B1 and C33
  • An active outdoorsman, loves skiing, hunting, biking and motor sports

Kevin Oss

Senior Project Engineer

Favorite part(s) of the job: Meeting new people, forming new relationships, solving complex problems… all while delivering a high quality service and product!   Kevin made a mid-life career change, attending college while working and parenting three kids with his wife. Now a senior project engineer, Kevin assists with the management and administration of projects, including preconstruction, subcontractor management, budgeting, submittal processing and LEED documentation. His field experience gives him great perspective and an ability to adapt smoothly and quickly to changing circumstances.   Credentials:
  • B.S. in Construction Management from Sac State, Minor in Business Administration
  • 25+ years of experience, 20 in the field, five in construction management
  • Can text faster than his 13-year-old daughter

Tim Johnson

Project Executive

Favorite part of the job: Working with creative, intelligent people.   With 28 years of construction experience, Tim is a true expert in the field. From cGMP projects for life sciences clients to LEED certified projects for corporate office clients, Tim has delivered both exceptional quality and client satisfaction.   While Tim has numerous professional accomplishments to brag about, he says his biggest accomplishment is raising his two children with his wife.     Credentials:
  • BS in Environmental Engineering from Cal Poly San Luis Obispo
  • Grows grapes and makes his own wine

Kirsten Dailey

Senior Project Engineer

Words to live by: Be kind, even when others aren't.   Born and raised on a farm in Fresno, Kirsten developed a strong work ethic early in life. This enabled her to put herself through college and build a great resume full of education projects, from new classroom buildings and sports complexes to campus modernizations.   With more than 15 years of experience, Kirsten’s favorite thing about her job is still seeing the finished product come to life and the client’s excitement with their new space.   Credentials:
  • B.S. in Construction Management from Cal State Fresno
  • Owns a supercool car, a 1965 Chevelle (it was her first car)

Jim Boylan

Preconstruction Executive

Words to live by: Always try new things, but stick to your strengths.   Throughout his career, Jim has been involved with over 300 individual projects, many in life sciences and healthcare. He participates in all aspects of preconstruction including cost estimating, cost management, cost studies on alternative materials and methods of construction, value engineering, and bid packages.   Credentials:
  • 25+ years of industry experience
  • B.S. in Architectural Design from the University of Virginia, Charlottesville
  • Father of three kids under 10

Jeff Seacrist

Senior Project Manager

Biggest lesson learned: Communication is key.   In his tenure with XL, Jeff has tackled some great projects, including a 270,000 s.f. build-out for PDL Biopharma, a cGMP manufacturing facility for Revance Therapeutics and over 300,000 s.f. of new office space for Hewlett Packard. He enjoys the diversity of projects he’s involved with and the opportunity to work with new technologies.   Credentials:
  • 10+ years of construction experience
  • Bachelor of Science in Construction Management from Chico State
  • A good shot – Jeff is a lifelong hunter

Dean Wilton

Project Manager

Favorite part of the job: Working on a variety of projects and building relationships.   Dean began his career at XL after graduating from Cal Poly. Since then he’s been involved in the construction of a ground-up, four-story OSHPD skilled nursing facility, a LEED Platinum tenant improvement for a Fortune 100 company, and a six-building corporate campus project in Pleasanton.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • Member of the world class softball team, the XL Lumberjacks

Matt Larson

Preconstruction Director

Words of advice: It’s a small world. Be nice to everyone… you will work with them again!   In his 14-year career, Matt has gone from working on the pedestrian decks at Mount Rushmore (his first project!), to working on complex science and technology projects for clients like Amgen, Pfizer, Digital Realty Trust and Hitachi Global Storage Technologies.   Credentials:
  • B.S. in Construction Engineering from Iowa State University of Science and Technology
  • Lives in a round house (for real!)

Kelly Campagna

Senior Technical Recruiter

Best Advice: Keep an open mind.   As Senior Technical Recruiter for XL, it's a good thing that Kelly's favorite part of her job is meeting new people and being a part of XL's growth. Kelly brings an active, team-oriented spirit which she gained from playing basketball and softball for nine years. Outside of work, Kelly loves being with her two children and training for marathons.   Credentials: • BS Recreation Administration Systems in Management • 10+ years of recruiting experience • Has walked THE Red Carpet, more than once! (Emmy’s, Golden Globes; MTV Movie Awards)

Kacie Young

Senior Project Manager

Biggest lesson learned: Always listen to your inner voice - if it "feels wrong" it is.   In her 15 years in construction, Kacie has found that the best part of being a Project Manager is working with amazing people and making history with the buildings she builds. Outside of work, Kacie rides dirt bikes, water-skis and is more blessed and proud of her children every day.   Credentials: • BS in Construction Management from Sacramento State • 15+ years construction experience • Fluent in Maltese

Lee Seacrist


Favorite Part of the Job: Standing back and looking at what you just built!   With more than 14 years of experience, Lee has learned that you can't do everything alone. One of Lee's biggest accomplishments while being a Superintendent in XL's Science + Tech market segment was moving an entire R&D facility (clean room tools, labs, equipment, etc.) from one site to another.   Credentials:
  • 14+ years of construction experience
  • B.S. in Business Management from Chico State University 
  • Loves to be outdoors hunting or fishing

Robert Kozinski

MEP Coordinator

Biggest Accomplishment: Being part of the Design-Build team for a new bone marrow treatment center for a children's hospital.   In his more than 30 years of experience in construction project management, procurement, planning and Design-Build HVAC contracting, Robert has concluded that working with people is his favorite part of the job. Robert is now the MEP Coordinator on XL's El Camino Hospital Behavioral Health Building   Credentials:
  • 30+ years of construction experience
  • Studied Engineering at Northern Illinois University 
  • Was a Plane Captain in the U.S. Marine Corps

Tony Vierra

Senior Project Manager

Biggest Lesson Learned: Deliver good news fast...deliver bad news faster.   With a Master's and Bachelor's degree in Civil Engineering, Tony brings a technical, yet team-oriented approach to projects. One of Tony's career highlights was building the fire station in my hometown of Saratoga. Outside of work, Tony likes to play golf and cheer on the Raiders!         Credentials:
  • M.S. in Civil Engineering from San Jose State University
  • B.S. in Civil Engineering from Chico State University
  • Worked at beach resort in Guam and Saipan for two years after college

Alex Passeggi

Project Manager

Biggest Lesson Learned: Don’t be afraid to ask for help!   Alex began his career with XL after graduating from Cal Poly with a degree in Construction Management. Now a senior project engineer and LEED-AP, he works primarily on corporate office projects, though he recently completed a project for Antioch USD. His biggest accomplishment to date is completing a LEED Gold project, but his favorite part of the job is working with the people. When he is not on site, he is traveling the world.   Credentials:
  • B.S. in Construction Management from Cal Poly SLO
  • Has gone cage diving with Great White sharks

Bryant Law

Senior Project Engineer

He'll eat anything once... except insects.   With four years of experience, Bryant is a valued member of our preconstruction team. He enjoys the people and the challenging projects he gets to work on.   Credentials:
  • B.S. in Civil Engineering from UCLA
  • Engineer in Training
  • Born on Christmas day

Courtney Lorenz, LEED AP, BD+C

Sustainability Manager

Biggest Accomplishment: Staying alive (despite many solo travel experiences in developing countries)   Making sustainability relatable to clients, designers and every XLer is Courtney’s prerogative as Sustainability Manager. Courtney successfully pairs her comprehensive knowledge for sustainable strategies and how to implement them with passion and humor to spread the sustainability word. She’s also mad competitive at board games and wants to see the whole world, “preferably now.”   Credentials: • B.A., Spanish from Indiana University; B.S., Environmental Management from Indiana University • Masters - Environmental Management from Duke University • Has successfully raised four orangutans

Paul Martin, LEED AP

Preconstruction Executive

Biggest lesson Learned: To produce the best results, you must learn from, collaborate with and have respect for each member on your team.   Paul has a successful track record using XL's "All In" methodology of project team collaboration which allows him to control cost throughout preconstruction and construction. He enjoys understanding the Client's needs and providing reliable cost information. In 2013, Paul and his wife delivered their eldest daughter to her college dorm room, then took their younger daughter to her first day of kindergarten the very next morning.   Credentials:
  • Adjunct Professor at UCD Extension, Construction Estimating
  • University of California, Davis Construction Management Certificate
  • Played Tenor Saxophone professionally for over 30 years and was in the House Band at Silverado Country Club for 21 years

Kevin Ng

Project Executive

Best parts of the job: Meeting new people and solving difficult construction problems   In his years at XL, Kevin has definitely made his mark. As a new PM, Kevin successfully delivered a 60,000 s.f., ground-up lab building. Since then, he has been a key member on many of XL’s healthcare and life sciences projects and has pioneered XL’s use of lean construction practices.   Credentials:
  • B.S. from UC Berkeley
  • LEED AP BD+C and an ASHE Certified Healthcare Constructor (CHC)
  • Survived growing up with 12 siblings

Eric Raff


Words to live by: Look forward, not back, to make choices.   Founding the company in 1992 with Dave Beck, Eric is a staunch champion of XL’s commitment to improving lives. Our focus on projects that serve humanity, being a great partner during the process and delivering complete client satisfaction are driven by Eric’s constant encouragement and support.   Along with overseeing business administration and finance, Eric stays actively involved in projects and is known for being available and approachable.   Credentials:
  • 30+ years of industry experience
  • B.A. in Economics from Occidental College
  • A USGBC LEED AP and Corenet member
  • Star college football player –  go Tigers!

Jeff Brown

Senior Project Superintendent

Favorite thing about his job: building things that make people happy.   Jeff manages field operations - coordinating subcontractors, project scheduling, quality control and project safety - but his specialty is figuring out how to get a variety of personalities to work together well. His projects include PDL BioPharma, Lockheed's Building 156G, and the Santa Clara Valley Medical Center Seismic Upgrade and Clinical Lab.   Credentials:
  • B.S. in Construction Management from Chico State
  • 17 years of construction experience, more than 10 at XL
  • Safety Trained Supervisor
  • 2nd Degree Black Belt

Whitney Karplus, P.E., LEED AP BD+C, STS-C

Senior Field Engineer

Biggest Lesson Learned: The importance of communication can't be overstressed - and it's better to bring up issues earlier than later.   With a Master's and Bachelor's degree in Civil Engineering, Whitney brings a technical perspective to projects. During her eight year career, she is proud to have worked on some impactful projects in the Bay Area. Outside of work, Whitney enjoys doing home improvement and remodel projects with her husband.          Credentials:
  • M.S. in Civil Engineering from Stanford University
  • B.S. in Civil Engineering from Stanford University
  • Lived and worked in Poland for six months

Jackson Dovey

Project Superintendent

Trust us: Do not challenge Jackson in a run, race, or swim. Make that anything athletic.   A driven individual, Jackson thrives on seeing a building coming together. He enjoys the daily interactions with people that his job entails and is an accomplished leader that has achieved exceptional results on projects for clients in life sciences and advanced technology.   Credentials:
  • B.S. Civil Engineering from Santa Clara University
  • 10+ years of construction experience
  • Can complete an Iron Man in under 10 hours

Donald Massaro, LEED GA

Field Engineer

Words of advice: Don’t worry, Be Happy.   After owning his own custom cabinet company for seven years, Donald went back to school at to get his Construction Management degree. Donald  is now building a new educational facility at La Entrada Middle School and loves that every day is different and has new challenges.   Credentials:
  • B.S. in Construction Management from Chico State University
  • LEED Green Associate
  • Won First Place in the 2016 ASC Competition - Commercial Team 

Blaney Barr

Project Administrator

Biggest Lesson Learned: Slow down and check your work.   Blaney is a talented singer and performer turned Project Administrator for XL. With this vast change in industries and careers, Blaney has found that her favorite part of the job is working on a project site. Her biggest accomplishment is being a mother to her son.      Credentials:
  • B.A. in Theater from Santa Clara University
  • Singer and performer for more than 17 years
  • Is a SAG member and loves to sign

Monet Crowley, CCM, LEED AP

Director of Project Development

Biggest Lesson Learned: Learning that failure is stepping stone for success . . . so learn to fail fast!   Monet is one of those people who truly loves their jobs. Developing rapport and maintaining relationships with teammates and clients comes naturally to Monet. His biggest career accomplishment was being the Owner's Representative for the City of Rancho Cordova for the Mather Veteran's Village Project. Outside of work, Monet enjoys reading, napping on the beach, and jogging.   Credentials:
  • Certified Construction Manager and LEED AP
  • B.S. in Business Administration with a focus in Strategic Management; and Associate of Science in Engineering
  • Is a 49er Faithful Fan!

Gary Contreras

Carpenter Foreman

Person he admires most: His father Gil who taught him the value of family, responsibility and that hard work and dedication pay off.   Gary’s workmanship and work ethic exemplify XL’s standard of excellence. His skills have brought to life the imaginations of architects, clients and fellow employees alike. Across the board, he is recognized for the artistry and passion he brings to his work, which lives in the office spaces of some of the Bay Area’s top companies.   Credentials:
  • 24 years of carpentry experience
  • 22 years with XL
  • Loves what he does for a living

Richard Walker

Chief Operating Officer

Motto: People first   Richard is a true leader who brings out the greatest potential and success in others. With an impressive resume in executive leadership, business development, risk management, and project management, his experience guides XL in its ongoing growth.   As COO, Richard oversees XL's operations, market development, best practices, and staffing. He ensures that XL stays true to its purpose and values as it evolves to meet the changing needs of clients and partners.   Credentials:
  • Diverse Experience with ground-up, adaptive reuse, and renovation projects
  • Has worked as a developer and owner's rep
  • Executive Board Member for HomeAid Northern CA
  • Suffers from wanderlust: has traveled 15 countries and lived in England and Canada

Nathan Nethers

Senior Project Manager

Biggest Lesson Learned: Inspect what you expect.   With a Construction Management degree from Chico State University, and more than 18 years of experience, Nathan has seen it all. His favorite part of the job is solving what seems to be impossible problems and turning two-dimensional dreams into three-dimensional realities. Outside of work, Nathan enjoys rock-crawling and blasting through the desert in his buggy.   Credentials:
  • 18 years of construction experience
  • B.S. in Construction Management
  • A die-hard gearhead!

Chad Hamilton

Project Executive

Enjoys most about his job: managing multiple entities and bringing his dog to work.   Chad has been involved in some of XL's most complex projects. His leadership skills have been formed not only by construction experience, but also by working as a Small Enterprise Development Advisor in Ghana, Africa, with the United State Peace Corps.   Credentials:
  • B.S. in Construction Management from the University of Nebraska, Lincoln
  • 15 years of construction experience
  • USGBC LEED Accredited Professional
  • Has lived in Nepal and West Africa

Brittany Taormina

Business Development / Marketing Assistant

Favorite Quote: "It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all – in which case, you fail by default." -JK Rowling   As the Marketing and Business Development Assistant at XL, Brittany stays busy with communications, events, RFQ's, and photography, just to name a few. After earning a degree in Communications Studies from San Jose State University, Brittany came to XL where she loves working with a team and learning on a daily basis.   Credentials:
  • B.A. Communications Studies
  • Writes for Young Hollywood
  • Loves Disney and Harry Potter

Travis Carter, LEED AP

Senior Project Manager

Biggest Lesson Learned: Always have a plan.   One of Travis's biggest accomplishments in his 18 year career is completing a new four-story addition on top of an existing hospital. Travis is a Senior Project Manager in XL's Sacramento office focusing on both Healthcare and Education market sectors. Outside of work, Travis loves spending time with his three adorable children.   Credentials:
  • B.S. in Civil Engineering from Oregon State University
  • Has an identical twin brother

Marcus Staniford, LEED AP, DBIA

Senior Vice President of Operations

Best advice: Always treat each other with respect, have high ethics, and a strong sense of team. Marcus’ leadership and focus on employees and clients strengthens XL’s people-centric culture. As Senior Vice President of Operations, Marcus provides support and oversight to XL’s Operations, Best Practices, Marketing, and Business Development groups. Throughout his 27 year construction career, Marcus has held positions in project management, leadership, and business development. It is not a surprise that his favorite part of the job is interacting with others and working in teams to complete great projects. Credentials:
  • 27 years of construction experience
  • B.S. in Construction Management from Cal Poly, San Luis Obispo
  • Married for 25 years and has two children at TCU and University of Arkansas
  • College football fan - Go Bears (Cal), Frogs (TCU) and Hogs (UArk)!

Aimee Hallgrimson

Director of Business Development

Best part of the job: The people she interacts with every day.   A true business development pro, Aimee is great at engaging and connecting people in meaningful relationships. With the motto of work hard/play hard, Aimee is an active member of the industry and can be found at any number of events around town. She’s even been found in the pages of Glamour Magazine (she made the “fashion don’t” list once!).   Credentials:
  • 20+ years of industry experience
  • Interior Design Degree from Purdue University
  • Active Member of CoreNet Global

Kelley Cowan

Project Executive

Words of wisdom: Listen to what clients, design team partners and colleagues need instead of assuming you know.   Located in our Sacramento office, Kelley brings great experience and a great attitude to the XL team. She is focused on client needs and regularly goes above and beyond them.   Credentials:
  • B.S. in Civil Engineering from UCLA (go Bruins!)
  • More years of construction experience than she will let us tell you
  • Named one of Sacramento Business Journal's "40 under 40" in 2010

Craig Ellis, LEED AP, DBIA

Vice President

Best Advice: Surround yourself with good people and things tend to work out.   Craig has 25 years of experience in the construction industry and currently leads XL’s structures and interiors market segment. With projects like the Salesforce Tower in San Francisco, the Highland Hospital MOB and Acute Care Tower in Oakland, and numerous projects for the Cal State and UC system under his belt, Craig brings a breadth of experience to the role. While he truly enjoys the building process, his favorite part of the job is seeing people grow.   Credentials:
  • B.S. in Construction Management from Chico State University
  • DBIA, STS, and LEED AP
  • He can juggle (both literally and figuratively!)

Jimmy Spencer

Senior Superintendent

Motivation: Problem-solving and working with different personalities.   Part of the XL team for over 11 years and with over 17 years in construction, Jimmy has worked on a variety of projects. From the design-build New District Offices for San Jose Evergreen CCD to PDL BioPharma's new Building H, his well-rounded background includes education, advanced tech, corporate office and life sciences, from LEED certified projects to cGMP.   Credentials:
  • Completed the Superintendent Mentoring Program and has mentored four XL Foreman
  • USGBC LEED Green Associate, OSHA 30 trained, certified Safety Trained Supervisor
  • Everyone's first pick for their bowling team - he carries a 185 average

James Paulino Jr., P.E., LEED AP BD+C

Senior Project Engineer

Biggest Lesson Learned: Regardless of how talented or experienced anyone is, everyone makes mistakes. Check and re-check everything.   As MEP Coordinator for XL, James uses his many skills in AutoCAD, HVAC, value engineering, energy, and engineering. The people he works with and the wide range of projects we works on are his favorite parts of his job. Earning his Professional Engineer license and being the Engineer of Record on a large R&D project are James' biggest accomplishments. Credentials:
  • BASc in Mechanical Engineering from University of Southern California
  • BASc in Applied Mathematics from Hawaii Pacific University
  • Born and raised in Guam and has lived on three different continents

April Willoughby

Senior Marcom Lead

Favorite part of the job: Writing the "XL Team" website bios.   As Senior Marcom Lead for XL, April works with all departments within the company to manage internal and external communications. April enjoys learning on project sites, being creative, and working with so many diverse people. Outside of work, April enjoys riding bikes and going on big adventures.   Credentials:
  • 10 years of marketing experience
  • B.S. in Business Administration, Marketing from Long Beach State University
  • Has summited Mt. Kilimanjaro

Scott Enos, LEED AP ID+C

Project Manager

Biggest Lesson Learned: The power of multiple minds is invaluable.   Scott's favorite part about being a Project Manager in XL's education market segment is the culture of overcoming challenges and moving forward as a team. Scott is a gear-head and loves to tinker with engines, mechanics, and nuts and bolts. He is also an action sports and outdoors enthusiast.   Credentials:
  • B.S. Construction Management from CSU Chico

Dave Beck

Executive Vice President

His picture would be in the dictionary next to the word: Enthusiasm.   A co-founder of XL, Dave inspires us to the highest levels of project execution and client satisfaction. His rules: put the client first, listen and find the best (not easiest) solutions, and do the work with the highest standards of quality and integrity.   Dave is a driving force behind XL’s commitment to sustainability, not only on our projects, but in our offices as well.   Credentials:
  • 25+ years of construction experience
  •  B.S. in Construction Management from Cal Poly San Luis Obispo
  • A USGBC LEED AP active in both the USGBC and Living Future Institute
  • Instituted XL winemaking in 2005 - we have been bottling annually ever since

Katie Hahn

Human Resources

Biggest Lesson Learned: Life is so much brighter when we focus on what truly matters.      Katie is everything Human Resources at XL. She wears many hats, and wears them well. Her favorite part of the job is all of the people from different parts of the company that she gets to interact with. Her biggest accomplishment is being a mother to her three beautiful daughters.      Credentials:
  • B.S. in Business Administration, Management from San Jose State University
  • 15 years of experience
  • A die-hard Dodgers fan

Ben Acuna

Project Superintendent

Words of wisdom: Never stop pushing your boundaries. Life is too short not to experience all that you could have.   From technical ground-up skilled nursing facilities to HVAC upgrades in an occupied hospital, Ben has been highly involved in several of XL's healthcare projects. He has taken a leading role in advancing our Healthcare Best Practices and in growing Building Information Modeling capabilities.   Credentials:
  • B.S. in Construction Management from Chico State
  • 10+ years of construction experience
  • Spent a year living in Australia

Jeff Herbage, LEED AP

Project Manager

Words to live by: "The best way to find out if you can trust somebody is to trust them." - Ernest Hemingway   Jeff holds an Master's and Bachelor's degree in Civil Engineering with more than 13 years of construction experience under his belt. As a Project Manager in XL's education market segment, Jeff loves building a collaborative team of individuals and their diverse interests and personalities. Outside of work, Jeff enjoys hiking with friends, cooking, and photography.     Credentials:
  • M.S. Civil Engineering, Project Management Program from UC Berkeley
  • B.S. Civil Engineering from Santa Clara University
  • Safety Trained Supervisor (STS)
  • Survived (barely) the Running of the Bulls in Pamplona, Spain

Mike Popp

Vice President of Safety, Director of Risk Management

Favorite part of the job: Ensuring people return home to loved ones without injury every day.   In Mike’s 20+ years of construction experience, he has amassed a tremendous amount of knowledge about keeping people safe. He has been instrumental in XL’s achievement of an EMR of 0.35, and our numerous awards from the CEA for safety. In addition, Mike directs all company policies and procedures regarding business risk management, insurance and loss control.   Credentials:
  • Authorized Federal OSHA 500 Outreach Trainer
  • A Certified Safety and Health Manager, an Occupational Health and Safety Technologist, and a Construction Health and Safety Technologist
  • Spends free time “improving safety” on the golf course

Jerod Creese

Project Manager

Biggest lesson learned: Never assume anything.   Just a few years into his career, Jerod already has well-rounded experience, from tenant improvements in occupied office spaces, to ground-up construction, to an emergency room expansion for a large medical center.   Credentials:
  • BS in Construction Management and Business Administration from Cal Poly SLO
  • Bungee jumped the Verzasca Dam in Switzerland (just like James Bond in Golden Eye)

Craig Pancoast

Safety Manager

Favorite thing about his job: sharing knowledge with others to develop a consistent message for a safe work atmosphere and culture.   Craig brings years of experience and the highest levels of safety training to his role as safety manager. He plays a key role in maintaining XL's outstanding safety record, managing the safety program for projects ranging from equipment installations to ground-up construction.   Credentials:
  • 20+ years of construction experience
  • Journeyman Carpenter through Local 405
  • CHST, OSHA 500 certified, Asbestos Inspector and Worker Supervisor, and HAZWOPER 40 hour certified
  • Can entertain you with awesome guitar solos

Rob Stratton

Senior Superintendent

Favorite part of the job: The smile of an end user after we complete their project.   With more than 35 years of construction experience, Rob has proved that there is a solution to every problem. One of Rob's biggest accomplishments is  developing several younger individuals into great leaders and craftsmen. When he's not at the office, Rob is most likely either spending time with his family or playing golf.    Credentials:
  • Associates in Carpentry
  • STS Trained Supervisor
  • One of the best mentors on the XL team

Adrianna Bertoli

Project Engineer

Favorite pastimes: Spending time with her Dewalt Tool Combo Kit and doing anything wine related (separately, of course!)   Adrianna joined XL based on her internship experience with us the summer after her junior year. As a project engineer, she assists with project management and administration, including RFI and submittal management and subcontractor buy out. Her favorite part of the job? Seeing something tangible come from all the hard work.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • Not afraid to jump out of a plane. While it’s flying.

Kelly Hillman

Senior Project Engineer

Biggest lesson learned: Listen to your mother!   In her few years of experience, Kelly has gotten a taste of projects in healthcare, corporate office, education and life sciences. She lives by the best piece of advice she ever got, “hard work pays off,” and credits her father for giving her and her sisters the knowledge and confidence to aspire and succeed in commonly male-dominated industries.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • USGBC LEED Green Associate
  • Made the Dean’s List every quarter at Cal Poly

Ron Paradies

Project Executive

Word on the street: Always has the best interest of the client in mind.   Leader, partner, mentor, friend. Ron fits the bill on all counts. His understanding of client needs, his talent for focusing his team on them and his creative solutions make him an ideal leader. Long-lasting relationships with his clients and the respect and dedication of his project teams are testament to his ability to deliver great results.   Ron’s experience includes a fab expansion for Hitachi, class 10 through class 10,000 cleanrooms, and large office and amenities projects for multiple confidential clients in Silicon Valley.   Credentials:
  • 30+ years of construction experience
  • B.A. from Hartwick College, New York
  • Can knock out a 10k by 8:00am on a Saturday

Alan Laurlund, LEED AP

Sr. Vice President/Healthcare Market Group Leader

Biggest lesson learned: Everything is possible.   Engaging and charismatic, Alan is a natural leader. In his 19+ years with XL, he has led teams to success on projects for the likes of Kaiser Permanente, UCSF, and El Camino Hospital.   As Senior Vice President, Alan also helps guide the overall strategy of the business. He is a true believer in developing lasting partnerships, and is XL’s guru of ethics, people management and client relations.   Credentials:
  • 2019 Chair of AHA Hard Hats with Heart
  • USGBC LEED AP, ASHE Certified Healthcare Constructor (CHC) and ISPE member
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • Cal Poly School of Construction Management Advisory Committee Board member
  • Can outlast everyone else at the party

Daniel Frye

Warehouse Manager

Motto: family first.   Leave it to Danny to get things done. Our shop is well-organized, stocked and responsive to the needs of the projects and the office.   Credentials:
  • 18 years of industry experience
  • Accurate, precise and organized
  • Master gamer

John Boneso

Sr. Vice President/Project Executive

In his free time, you’ll likely find John: drinking wine or at a Giants game.   A valuable member of XL’s executive team, John's 25 years of experience includes campuses for PDL BioPharma and a Confidential Client and data centers for Telegis Networks and Global Switch Data Center.   John’s influence can be felt in the office and on-site. A proponent of an enjoyable and collaborative workplace, he brings a sense of fun, fairness and commitment to excellence to his endeavors, and inspires the same in his teams.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • USGBC LEED AP and ISPE member
  • Knows the right wine selection for any menu or occasion

Joe Noland Lee, LEED AP

MEP Coordinator

Biggest Lesson Learned: Slow down.   Joe is an MEP Coordinator for XL  with over 27 year of experience. He has a degree from Louisiana State University, is a Local 342 Journeyman, and earned his LEED AP Accreditation. Joe's biggest work-related accomplishment was completing a ground-up, 878,000 s.f. hospital in Mission Bay. Off the job, Joe's biggest accomplishment is raising his three daughters.   Credentials:
  • He has a degree from Louisiana State University
  • LEED AP and a Local 342 Journeyman
  • Is the proud father of three beautiful daughters


Senior Project Engineer

Favorite part of the job: Solving problems before they become problems.   As a Project Engineer in XL's Education market, Ryan is most proud of building projects that will benefit society for years to come. He loves being part of a team and overcoming challenges together. Whether it's at work, or outside on the trails, Ryan is competitive and always after the big win!    Credentials:
  • B.S. in Civil Engineering from UC Davis
  • Is cross-dominant (mixed-handed)

Steve Winslow

Sr. Vice President/Education Market Group Leader

Favorite part of his job: mentoring and guiding people.   With more than 25 years of experience, Steve has a wealth of knowledge and leadership to share. Well-versed in budget management and cost planning, time-to-market strategies, constructability, Lean methods, and BIM, Steve is particularly knowledgeable in alternative delivery methods such as design-build, CM at Risk, and lease leaseback. He also has significant experience planning and constructing LEED certified buildings. His thoughtful and measured approach has led to a solid reputation of building strong client relationships and successful projects.   Credentials:
  • B.S. in Construction Engineering Management from Oregon State University
  • USGBC LEED Accredited Professional
  • Member of the American Institute of Architects, Santa Clara Valley Chapter
  • Has perfect feet

Mitch McDonald

General Superintendent

Biggest accomplishment: His children.   A seasoned superintendent with experience ranging from life sciences R&D facilities to lease-leaseback education projects, Mitch’s favorite part of the job is creating something tangible that has purpose.   Credentials:
  • 27 years of construction experience
  • OSHA 30, OSHA 40, Hazwoper, Trench Safety certified, and Microbial Trained
  • Building is in his blood - Mitch is a third generation superintendent!

Jason Fox, P.E.

Project Executive

Greatest accomplishment: His three kids.   With 18 years of industry experience, Jason is an accomplished Project Executive with focused expertise in the healthcare market segment. Some recent notable projects Jason has led include the El Camino Hospital Behavioral Health ServicesKaiser Santa Cruz County, and Kaiser San Ramon. Along with getting to watch his projects come to life, he appreciates the people he gets to work with and the friendships that evolve from working together.   Credentials:
  • B.S. in Civil and Environmental Engineering from Cal Berkeley
  • Licensed Professional Engineer, ASHE CHC, and LEED GA accrediations
  • Likes to race down rocky mountains on his mountain bike

Al Artieres

Project Superintendent

Al’s picture would be in the dictionary next to the word: Sincerity.   Spend a minute talking to Al and his passion for his job becomes clear. He is a natural fit for hospital projects, of which his resume is full, because of his attention to every detail that may affect building occupants and his commitment to exceeding client expectations.   Credentials:
  • 30+ years of construction experience
  • Journeyman Carpenter, Local 35
  • Licensed Radio Engineer
  • Designs and builds custom furniture

Kevin Shuler

Project Superintendent

Favorite part of the job: The looks on clients’ faces when they see the finished project.   Kevin got his start as a carpenter. Now a superintendent, Kevin leads his projects with absolute focus on quality, safety, and timeliness. At the same time, his positive attitude and humor make the jobsite a great place to work!   Credentials:
  • 22 years of construction experience
  • Self-proclaimed student of the School of Hard Knocks
  • Sole provider for his family of four

Cory Beck, LEED GA

Senior Project Engineer

Favorite part of the job: Problem solving   After receiving a Construction Management degree from Cal Poly San Luis Obispo, Cory joined XL. During his three years at XL, Cory has learned the importance of understanding maintenance requirements before designing any space. Cory loves to travel, play golf, and drink wine in his time away from work.   Credentials:
  • Received the Leadership Award for his graduating class from Cal Poly San Luis Obispo 
  • LEED Green Associate  
  • Has visited 13 countries

Michael Della Rosa

Project Superintendent

Words of wisdom: There is always something to learn from everyone you meet.   After working in the trades for five years, Michael went back to school to get his B.S. in Construction Management from Cal Poly San Luis Obispo, earning the second highest GPA in his class. In his time with XL, Michael has worked on multiple projects for advanced technology clients. For him, the most rewarding parts of the job are solving problems and seeing the finished product.   Credentials:
  • 10 years of construction industry experience
  • USGBC LEED AP BD+C and Associate DBIA
  • First generation of his family to get a college degree

Tyler Eaton, LEED GA

Project Engineer

Biggest Lesson Learned: The smallest details make the largest impact.   Tyler's favorite part about being a Project Engineer is working with clients and tradesmen to transform the built environment. His biggest career accomplishment is working on one of the greenest schools in the country, Sonoma Academyaiming to achieve Living Building Challenge, LEED Platinum, and Well certification. Outside of work, Tyler enjoy spending time in the outdoors hunting and fishing.    Credentials:
  • B.S. Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate
  • Builds furniture from old barn wood

Bobby Daddel, LEED AP

MEP Coordinator

Favorite Part of the job: Working with trade partners to find solutions.     Before joining XL on the construction side, Bobby worked for eight years as a Commissioning Specialist. He's now enjoying working through complex project challenges with his XL teams and trade partners. Outside of work Bobby enjoys going on adventures with his wife, daughter, and three dogs.   Credentials:
  • B.S. in Mechanical Engineering from University of California, Davis
  • 10 years of construction experience
  • Works on cars as a hobby

Sam D’Avanzo

Project Manager

Biggest lesson learned: Have fun!   Since beginning his career at XL, Sam has been a part of both the preconstruction and construction teams, gaining experience with estimating, project planning, and project execution. He has worked on a variety of projects, from healthcare and life sciences to corporate office and education.   Credentials:
  • B.S in Construction Management from Cal Poly San Luis Obispo
  • USGBC LEED Accredited Professional
  • Aspiring Stand Up Comic

Dan Pawloski

General Superintendent - Healthcare

When not at work, you’ll find him: gardening, cooking, building and drag racing cars, or playing roller hockey.   Dan’s healthcare resume is truly impressive, and includes new hospitals, outpatient facilities, and medical office buildings. It is not his resume however, that makes him a truly great superintendent, but rather his leadership skills, friendly demeanor, focus on relationships and drive for excellence.   Credentials:
  • 34 years of construction experience
  • OSHA 10 and 30
  • Grows his own ghost peppers and makes his own hot sauce

Brian Arseneau

Senior Project Engineer

Best Advice: Measure twice, cut once.   As Project Engineer for XL, Brian recently helped turn over one of our largest projects in Sacramento to date - BayerCrop Science R&D Center. Now on another large office project for a tech client, Brian's favorite part of the job is coming up with creative solutions to challenging problems.   Credentials:
  • B.S. in Construction Management from Cal Poly, San Luis Obispo
  • 3 years in the construction industry
  • Champion Rodeo Steer Rider (Cal Poly, 2009)

Darcy Sansbury

Senior Project Coordinator

Favorite thing about her job: the people.   Darcy has been in the construction industry for seven years. Her accuracy, attention to detail and positive attitude are a welcome addition to any jobsite.   Credentials:
  • B.S. in Criminal Justice from Florida International University
  • Can communicate in acronyms for 85% of her workday

Brandon Merrell

Project Superintendent

Words of wisdom: Read the details!   A valuable asset on a variety of XL projects, Brandon is a great team player and talented craftsman who enjoys the problem-solving involved in his day to day work.   Credentials:
  • 10+ years of construction experience
  • OSHA 30 Hour trained
  • Expert waterman and country music fan

Jihan Mahmoud

Risk and Insurance Coordinator

Words to live by: “The one who follows the crowd will usually get no further than the crowd.  The one who walks alone, is likely to find himself in places no one has ever been.” - Albert Einstein   Jihan performs a wide variety of Risk Management support functions. Her efficiency, ability to communicate concisely, analyze & adopt effective course of action is exceptional.   Credentials:
  • 7 years of construction industry experience
  • IRMI Certified CRIS Designation
  • A star on the karaoke stage

Ryan Brown

Project Manager

Biggest lesson learned: Prior proper planning! Pay attention to all the details and be as organized as possible.  

In his tenure at XL, Ryan has gained experience on a 360,000 s.f. campus project, and multiple large lab projects. Involved in everything from preconstruction to LEED documentation, his favorite part of the job is working with good, fun people and seeing the tangible results of his work.

  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • USGBC LEED AP BD+C and Certified STS
  • Certified SCUBA diver

David Crowell

Senior Project Manager

Best thing about his job: The opportunity to build things that influence our area, culture and lives.   David came to XL with experience in hospital, education and alternative energy projects. He’s since added corporate campus and LEED projects to his list. David approaches each project as both a learning and a teaching opportunity, and finds that XL’s collaborative approach supports both.   Credentials:
  • B.S. in Business with a minor in Construction Management from Cal Poly SLO
  • From a family of builders; his great grandfather owned Wm. C Crowell Company and built the Rose Bowl

Mike Jakes

VDC Project Manager

Biggest Lesson Learned: Asking for help isn't a sign of weakness, thinking you can do it all isn't a sign of strength... A team achieves together.   As VDC Project Manager at XL, Mike enjoys researching new software, field hardware, and working in a team environment. He's great at taking that knowledge to the field and teaching others how to effectively use Revit, Navisworks, and Bluebeam as an installation tool.   Credentials:
  • Autodesk AutoCAD 2014 Professional
  • 11 Years of Experience
  • Works on computers and network infrastructures... for FUN!

Natalia Cacdac

Executive Assistant

Biggest accomplishment: Being a single mom to two amazing girls, and teaching them about God, respect, work ethic and integrity.   It’s hard to say if the office would continue to run as smoothly without Natalia, but “no” is a safe bet. Her organizational skills, resourcefulness, can-do attitude and calm demeanor keep things operating efficiently. She loves providing a high level of support and knowing that her team can rely on her.   A true believer in giving back, Nat has maintained her cosmetology license which she uses to provide back-to-school haircuts and formal event hair and makeup for kids from low income/single-parent households.   Credentials:
  • 10 years of experience
  • Juggles the needs of multiple executives with ease
  • Not to be messed with – she is a practiced kickboxer

Alicia Bernardini Cabral

Senior Project Coordinator

Favorite part of the job: Everyday is a new day to learn and grow.   As a Senior Project Coordinator in XL's Sacramento office, Alicia helps tremendously on projects in the Education and Healthcare market segments. Alicia is a devoted mother and enjoys sports, outdoor activities, and traveling.   Credentials:
  • Attended College of San Mateo
  • 10+ years of experience
  • Teaches her kids to always go after what they really want in life

Tate Chandler

Project Executive

Favorite part of the job: All the characters he gets to work with.   An XL team member for over ten years, Tate has earned a solid reputation and satisfied clients in advanced technology and life sciences, delivering projects like the DBIA award-winning Bayer CropScience project in West Sacramento.   Credentials:
  • 10+ years of construction experience
  • Bachelor of Science in Geology from UC Davis
  • Plays a mean saxophone

Scott Czaplewski

Project Manager

Biggest lesson learned: Don’t sweat the small, medium, or most of the large stuff.   Scott made the move to the Bay Area after graduating from college in 2010. His construction experience ranges from healthcare and corporate office to high-rise residential and civic projects. As a project manager, he is responsible for the overall management of projects. He enjoys the camaraderie, challenges and learning that come with the job.   Credentials
  • B.S. in Construction Management with a minor in Business, University of Nebraska
  • OSHA 30, CPR, and First Aid Certified

Gning Saelee

Project Engineer

Best advice she ever got: Follow up and follow through.   In her five+ years of experience, Gning has worked on some significant projects., including a four-building, 160,000+ s.f. corporate campus in Palo Alto and a new 180,000 s.f. hospital for Sutter Health in Santa Rosa. She loves the opportunity for continuous learning and lives by Henry Ford’s sage words, “Whether you think you can or think you can’t, you’re right.”   Credentials:
  • B.S. in Construction Management (minor in Business Administration) from Sac State
  • Can probably out run you... she has completed one full marathon and two half marathons

Andrew Cole

Senior Field Engineer

Favorite part of the job: Finding creative solutions to complex issues.   After earning his degree, Andrew built sets for ice dancing shows. He's since expanded his building resume to include projects for LinkedIn and other large tech companies. Andrew likes to work hard and learn from his experienced peers. Outside of work you can find Andrew fly fishing and hiking.   Credentials:
  • Three years of construction experience
  • B.S. Fisheries Biology with Emphasis in Freshwater from Humboldt State University
  • Is an Eagle Scout

Steve Oxsen


Biggest lesson learned: Don’t assume anything about anything or anybody.   In his 8+ years with XL, Steve has completed projects for healthcare and life sciences clients. His favorite part of the job? Resolving challenges and seeing the client love the end product.   Credentials:
  • 35 years of construction experience
  • Experience includes a 500,000 s.f. campus for Microsoft, Kaiser’s 250,000 s.f. Fremont hospital, and PDL Biopharma 420,000 s.f. campus
  • Proud parent of three wonderful daughters

Aaron Sommese

Senior Field Engineer

Words of advice: Never be afraid to ask questions.   Aaron has been in the construction industry for eight years. Since joining XL, he has been an integral part of project teams in both advanced technology and corporate projects. Team comradery and showing clients that they are our main priority through quality service are two of his favorite things about the job.   Credentials:
  • Studied advertising and Spanish at the University of Idaho
  • USGBC LEED Green Associate and OSHA 30 trained
  • Skateboards, but you probably won't find him on the half-pipe at the X Games - he's afraid of heights

David Warneke

Project Engineer

Likes most about his job: Collaborating and figuring out how to solve tough problems.   David joined XL after graduation and a six-week, 11-country trip to Europe. He spent the first months working with our precon department estimating and bidding projects. He is now working out in the field assisting with project management and administration.   Credentials:
  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate
  • Can take you flying – he has his pilot’s license

Rosy Chobanian

Assistant Controller

Favorite thing about her job: The people I work with and the company’s vision and respect for us.   Rosy helps manage the finance and accounting functions of XL. Aside from her mad accounting and finance skills, she is multilingual and a fashion guru. She definitely wins one of the office’s best dressed.   Credentials:
  • 15+ years of industry experience
  • BA in Accounting and Psychology from York University in Toronto, Canada
  • Bakes and designs her kids birthday cakes every year

Lindsey Van Why

In Memoriam

Lindsey was more than a safety engineer and colleague, he was a cherished friend. Every person was important to him, and he treated everyone with respect and kindness. He taught us all lessons in generosity, creativity, resourcefulness, and humor and we were fortunate to have the time we did with him.   He lives on in our hearts and will continue to carry the message of safety to XLers through the Lindsey Van Why Excellence in Safety Award, an annual award presented to the project team that best exemplifies the spirit of XL's safety culture.   Lindsey Van Why 3/31/70 – 2/14/14

Amon Fairey

Assistant Superintendent

Biggest lesson learned: Collaboration provides the best success.   With a few years of experience under his belt, Amon’s favorite part of the job is the teamwork. Since joining XL, he’s gotten great experience in this working on projects for some of the world's leading advanced technology clients.   Credentials:
  • B.S. in Construction Management
  • Put himself through college
  • Builds his own furniture

Anson Davalos


When not at work you’ll find Anson: Snowboarding, surfing or hugging a tree.   In his seven-plus years of experience, Anson has had the opportunity to work on data center, healthcare and civic projects. In his role at XL, Anson is an integral member of the preconstruction team, estimating new projects, determining scope, and working with trade partners. His favorite part of the job? The opportunity to learn and be challenged every day.   Credentials:
  • B.S. in Environmental Engineering from San Diego State (minor in Math)
  • Has traveled to 78 countries