Sabrina Naranjo, LEED GA

Senior 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. 



  • 18 years of industry experience
  • LEED GA accreditation
  • Organizes a family and friends camping trip of 40 people every summer

Lisa Rizzi Britsch

Senior Lead 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.



  • 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.



  • 25+ years of construction experience
  • OSHA 30 trained
  • Married over 30 years with two fabulous children


Project Executive

Project Executive

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.



  • 28 years of construction experience
  • Certified in OSHA 10, OSHA 30, and CPR

Tim Merrell

General Superintendent - Life Sciences

Biggest accomplishment: Helping build a team of technical builders over the last 23+ years at XL and raising a happy, healthy, intelligent son.


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.



  • 29 years of construction experience
  • Santa Cruz local that surfs every chance he gets

Erin Allred, LEED AP BD+C

Senior 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.



  • 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!



  • 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.


  • 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.



  • 14+ years with XL
  • LEED Green Associate
  • Speaks Italian

Peter Giudici, LEED GA


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.



  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate

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.



  • 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.

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.



  • Carpenters Apprenticeship
  • 26 years of construction experience

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.

  • B.A. Architecture with a Minor in Construction Management from Cal Poly
  • DBIA Associate

Nicolas Cardin

Senior 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.
• 14 year of construction experience

Stacy Naglestad, LEED GA

Senior 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.


• EIT (Engineer in training)
• B.S. in Civil and Environmental Engineering from UC Berkeley
• A talented baker of French Macarons

Sarah Conner-Brown

Organizational Development Manager

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

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.



  • 25+ years of industry experience
  • B.S. in Architectural Design from the University of Virginia, Charlottesville
  • Father of three kids under 10

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.



  • 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.



  • 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.


• 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)

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.



  • 14+ years of construction experience
  • B.S. in Business Management from Chico State University 
  • Loves to be outdoors hunting or fishing

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.



  • B.S. in Construction Management from Cal Poly SLO
  • Has gone cage diving with Great White sharks

Bryant Law

Sr. Estimator

He’ll eat anything once… except insects.


With 13 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.



  • B.S. in Civil Engineering from UCLA
  • Engineer in Training
  • Born on Christmas day

Ryan Heeter, Sr. Vice President

Sr. Vice President, Business Unit Leader

Best advice: If you’re looking to be successful, get comfortable being uncomfortable.


With a Construction Engineering Management degree from Oregon State University and more than 24 years of experience, Ryan has seen it all. His favorite part of the job is experiencing success with a team. Outside of work, Ryan is an adrenaline junkie and loves mountain biking.



  • 24 years of construction experience
  • B.S. Construction Engineering Management, Oregon State University
  • Received 2nd Place in the Wyoming Wrestling State Championship when he was 7


P (916) 790-0104

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.



  • B.S. from UC Berkeley
  • LEED AP BD+C and an ASHE Certified Healthcare Constructor (CHC)
  • Survived growing up with 12 siblings

Eric Raff, Executive Chairman

Words to live by: Look forward, not back, to make choices.


Eric co-founded XL Construction in 1992 with Dave Beck. He is a champion of XL’s commitment to building to improve lives. The company’s focus on projects that serve humanity, being a great partner, and delivering excellence in customer service and satisfaction are driven by Eric’s constant encouragement and support.


Along with serving as Executive Chairman , Eric stays actively involved in projects and is known for being available and approachable.



  • 30+ years of industry experience
  • B.A. in Economics from Occidental College
  • Star college football player –  go Tigers!


P (408) 240-6301

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.



  • 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

Assistant Superintendent

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 nine 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.       



  • M.S. in Civil Engineering from Stanford University
  • B.S. in Civil Engineering from Stanford University
  • Lived and worked in Poland for six months

Tom Humbert, CFO

Favorite part of the job: Clearly, the people!


As CFO, Tom has a lot to manage. It’s a good thing he has 17 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, we must 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.



  • 15 years of construction experience
  • MBA from Indiana University
  • BBA from University of Michigan
  • Certified Public Accountant


P (408) 240-6339

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.   



  • B.A. in Theater from Santa Clara University
  • Singer and performer for more than 17 years
  • Is a SAG member and loves to sign

Richard Walker, CEO

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 CEO, Richard oversees all strategic activities. He works in partnership with the leadership team to set enterprise direction, drive performance and employee development initiatives and foster external relationships. He ensures that XL stays true to its values and purpose of building to improve lives.



  • 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


P (408) 240-6331

Monet Crowley, CCM, LEED AP

Vice President, Business 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.



  • 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!

Autumn Martin, VP of Human Resources

Favorite part of the job: The people! XLers really do walk the talk when it comes to our purpose and core values. 


Autumn develops and oversees strategic HR plans that support the company’s overall vision. She works with the HR team and other departments to continue to ​​build the great culture XL has and further develop our ‘people’ strategy.



  • MBA from University of Phoenix
  • B.B.A. Human Resources Management from CSU East Bay MBA from University of Phoenix 
  • Enjoys going to the race track (micro sprint cars) with her husband and son


P (408) 240-6380

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.



  • 24 years of carpentry experience
  • 22 years with XL
  • Loves what he does for a living

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.



  • 30+ 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


P (408) 240-6304

Nathan Nethers

Project Executive

Biggest Lesson Learned: Inspect what you expect.


With a Construction Management degree from Chico State University, and more than 19 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.



  • 19 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.



  • 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

Communications Specialist

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 Communication Studies from San Jose State University, Brittany came to XL where she loves working with a team and learning on a daily basis.



  • B.A. Communication Studies
  • Loves Disney and Harry Potter

Alan Laurlund, Sr. VP of Organizational Development

Sr. Vice President of Organizational Development

Biggest lesson learned: Everything is possible.


Engaging and charismatic, Alan is a natural leader. Alan has led teams to success on projects for Kaiser Permanente, UCSF, Sutter Health, and El Camino Hospital.


Alan is a true believer in developing lasting partnerships and is XL’s guru of ethics, people management and client relations.



  • 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
  • Can outlast everyone else at the party


P (408) 240-6307

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!).



  • 20+ years of industry experience
  • Interior Design Degree from Purdue University
  • Active Member of CoreNet Global

Laura Guzman, VP of Marketing and Communications

Best advice: Don’t question whether you can or should. Just go for it!


Laura leads XL Construction’s Marketing and Communications efforts, internally and Externally. Working together with our executive leadership, project teams, designers, and clients, Laura loves uncovering the interesting stories about what we do, or what we could do together.



  • LEED GA; Public Development and Infrastructure Council Member @ Urban Land Institute (ULI)
  • B.S. Communications; MBA from Cornell University 
  • Grew up on a dairy farm and apple orchard which is still family operated today.


P (408) 240-6086

Trace Pesavento, VP of Field Operations

Best advice: If you never ask the answer is always no.


Trace has over 25 years of experience in the construction industry and currently leads XL’s Field Operations. While he truly enjoys being in the field and bringing projects to life, his favorite part of the job is helping others develop their career.



  • 25+ years of construction experience
  • B.S. Construction Management, Cal Poly San Luis Obispo
  • Loves fly fishing and wood working


P (408) 240-6074

Kelley Cowan, Director SAC

Director SAC

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.



  • 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


P (408) 513-4133

John Boneso, Sr. Vice President

Sr. Vice President of Advanced Technology and Life Sciences Market Group Leader

In his free time, you’ll likely find John drinking wine or at a Giants game.


John’s influence can be felt in the office and on-site. A proponent of an enjoyable and collaborative workplace, John brings a sense of fun, fairness and commitment to excellence to his endeavors, and inspires the same in his teams. John’s 30 years of experience includes campuses for PDL BioPharma and a Confidential Client and data centers for Telegis Networks and Global Switch Data.



  • 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


P (408) 240-6311

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.



  • 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.


  • 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

Steve Winslow, Sr. Vice President

Education Market Group Leader

Favorite part of his job: mentoring and guiding people.


With 30 years of experience, Steve has a wealth of knowledge to share. Well-versed in budget management, time-to-market strategies, constructability, Lean, and BIM, Steve is particularly knowledgeable in alternative delivery methods such as Design-build, CM-at-Risk, and Lease-leaseback. His thoughtful and measured approach leads to strong client relationships and successful projects.



  • B.S. in Construction Engineering Management from Oregon State University
  • USGBC LEED Accredited Professional
  • Has perfect feet


P (408) 240-6306

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.



  • B.S. Construction Management from CSU Chico

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.   



  • B.S. in Business Administration, Management from San Jose State University
  • 15 years of experience
  • A die-hard Dodgers fan

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.




  • 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, VP of Corporate Safety

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.



  • 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

Marcus Staniford, COO

Best advice: Treat each other with respect and always have a strong sense of team.


Marcus’ leadership and focus on employees and clients strengthens XL’s people-centric culture. As the new Chief Operations Officer, Marcus provides support and oversight to XL’s Operations, Best Practices, Marketing, and Business Development groups. It is not a surprise that his favorite part of the job is interacting with others and working in teams to complete great projects.



  • 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)!


P (408) 240-6485

Jerod Creese

Project Executive

Biggest lesson learned: Never assume anything.


Jerod has well-rounded experience, from tenant improvements in occupied office spaces, to ground-up construction for high tech clients, to an emergency room expansion for a large medical center.



  • 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 Ellis, Sr. Vice President

Sr. Vice President

Best Advice: Surround yourself with good people and things tend to work out.


Craig has over 30 years of experience in the construction industry and currently leads XL’s Civic Business Unit. While he truly enjoys the building process, his favorite part of the job is seeing people grow.



  • B.S. in Construction Management from Chico State University
  • DBIA, STS, and LEED AP
  • He can juggle (both literally and figuratively!)

P (408) 240-6324

Chris Bailey, Sr. VP of Integrated Solutions

Sr. Vice President of Integrated Solutions

Best advice: Value other’s insights. You can learn from everyone.


Chris brings more than 40 years of experience to the preconstruction phase of projects. His role as VP of XL’s Integrated Solutions group supports collaboration and promotes client service from our preconstruction, estimating, MEP, construction technology, scheduling and data analytics groups. 



  • Fellow Royal Institution Chartered Surveyors (FRICS)
  • B.S. Construction Management, Guildford CC Technology
  • Love spending time with his puppies because of the unconditional love they give.


P (408) 240-6444

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.



  • 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

Raymond Faulkner

Project Executive

Biggest Lesson Learned: Success isn’t measured by what a person has, but rather what a person has overcome while trying to succeed.

Ray is an enthusiastic member of our Civic team working on projects for San Francisco International Airport and the County of Santa Clara. His favorite part of being a Senior Project Manager is developing leadership and management skills of younger project managers and watching them succeed and grow.



  • 11 years of construction experience
  • Has a B.S. in Construction Management from Cal Poly San Luis Obispo
  • Is a waterfowl hunting addict, and outdoors enthusiast

Mitch McDonald, Associate DBIA Professional

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.



  • 30 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, Director of Healthcare

Director of Healthcare

Greatest accomplishment: His three kids.


With 20 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.



  • B.S. in Civil and Environmental Engineering from Cal Berkeley
  • Licensed Professional Engineer, ASHE CHC, and LEED GA
  • 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.



  • 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!



  • 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.



  • Received the Leadership Award for his graduating class from Cal Poly San Luis Obispo 
  • LEED Green Associate  
  • Has visited 13 countries

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. 



  • B.S. Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate
  • Builds furniture from old barn wood

Bobby Daddel, LEED AP

Senior 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.



  • 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.



  • 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.



  • 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.



  • 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.



  • B.S. in Criminal Justice from Florida International University
  • Can communicate in acronyms for 85% of her workday

Brandon Merrell

Senior 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.



  • 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.



  • 7 years of construction industry experience
  • IRMI Certified CRIS Designation
  • A star on the karaoke stage

Ryan Brown

Project Executive

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

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.



  • Autodesk AutoCAD 2014 Professional
  • 11 Years of Experience
  • Works on computers and network infrastructures… for FUN!

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.



  • 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.



  • 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.



  • 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.”



  • 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

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.



  • 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

David Warneke

Project Manager

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 running complex, challenging projects in our Life Sciences Market.



  • B.S. in Construction Management from Cal Poly San Luis Obispo
  • LEED Green Associate
  • Can take you flying – he has his pilot’s license

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


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 gained great experience in this working on projects for some of the world’s leading advanced technology clients.



  • B.S. in Construction Management
  • Put himself through college
  • Builds his own furniture