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Steve Heymes

MEP Specialist

Professional portrait of GLY employee David Craig.

David Craig

Senior Estimator

Steven Li

Senior Estimator

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Isaias Villa Galvan

Safety Director

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Benji Dimer

Project Manager

Trevor Lunde

Director of Virtual Design+Construction

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Mike Martel

Senior Project Manager

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René Ansdell

Senior Project Engineer

Bryce Engen

MEP+CX Manager

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2025 GLY Construction, Inc.

Professional portrait of GLY employee David Craig.

David Craig

Senior Estimator

Steven Li

Senior Estimator

With a 30+ year career in the construction industry, Steven is an Experienced Senior Estimator known for his expertise in Value Engineering, Integrated Project Delivery, Project Engineering, CPM Scheduling, and Constructability. Holding a Master of Engineering in Construction Management and Management Information Systems from the University of British Columbia, as well as an MBA from the University of Singapore and a Bachelor's degree in Building Construction from Shanghai Jiaotong University, Steven brings a wealth of global knowledge to every project. Outside of work, Steven is passionate about staying active and enjoys hiking, jogging, cycling, and other outdoor activities. He’s also training in Filipino martial arts, focusing on Arnis, and is preparing for his black belt test — a journey that combines physical skill with cultural heritage. He is dedicated to promoting human health and wellness, with a personal interest in biology and neuroscience, particularly in areas like weight management and mental well-being. A Seattle resident for over 22 years, Steven roots for the Seattle Seahawks and cherishes time with his wife and teenage daughter.

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Isaias Villa Galvan

Safety Director

CSP, CHST

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Benji Dimer

Project Manager

LEED Green Associate

Since joining GLY in 2017, Benji has distinguished himself as a trustworthy team leader who is continuously learning all he can. He is often the first to arrive and last to leave—by choice!—as he truly enjoys his work and is always willing to take on new challenges, mentor others, and push himself to keep learning and growing. Benji can also often be found biking and enjoying the outdoors.

Trevor Lunde

Director of Virtual Design+Construction

Associate DBIA™

Trevor is an industry innovator with over 22 years of experience devoted to creating synergy between architectural design and technical construction. Trevor leads strategic business planning for the company’s Virtual Design and Construction [VDC] and technology efforts and provides companywide training on GLY delivery philosophy and VDC process. Having been both a project architect and a construction manager, he identifies valuable opportunities for coordination and collaboration amongst designers, engineers, and tradespeople. Trevor respects each discipline’s individual process and expertise while ensuring constructability. Trevor’s downtime is spent playing with his kids or fishing.

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Mike Martel

Senior Project Manager

Associate DBIA™, LEED AP BD+C

Mike joined GLY in 2013 as a Project Engineer and has steadily increased his responsibilities, becoming a Project Manager in 2020. He holds a BS in Construction Management from the University of Washington, where he later returned to earn a Commercial Real Estate Certificate. That’s just one example of Mike’s passion for continuous learning—and sharing with his teammates. He’s especially versed in the latest developments in 3D modeling and navigating the complex processes of advanced BIM visualization. After a long week at work, Mike burns off steam by running, cycling, and skiing.

Headshot of Rene Gutierrez

René Ansdell

Senior Project Engineer

LEED Green Associate

René’s background in construction management and architecture provide her with a fluency in both languages, adding value to each of her projects through this diverse perspective and the ability to see the bigger picture. She is highly detail-oriented, an eager learner, and always emphasizes the importance of staying in close communication. After work, you can find René hiking, painting or drawing, or playing softball and flag football.

Bryce Engen

MEP+CX Manager

LEED AP BD+C, BCXA CCP

Bryce is a mechanical systems and commissioning expert and a self-described Swiss army knife. He gets involved during preconstruction assisting with MEP scopes of work. During construction, he becomes hyper focused on QA/QC processes and procedures. On the back end of the job he develops closeout and inspection schedules and plans for startup and commissioning. He is a passionate alumnus of Washington State University, where he studied Construction Management, and minored in Business. His wife, two kids, two dogs, and Macaw parrot keep life busy but fun. Their latest achievement? Building a house together!