Dwight Hansch
Superintendent
Demetrios Stamatakis
Senior Project Engineer
Known for his unwavering ability to always follow through, Demetrious is motivated by a determination to deliver the best end result to clients. As a Senior Project Engineer, he is organized, proactive, and committed, and finds great reward in his ability to solve the daily challenges that this industry brings. Outside of work he is equally as driven. As a second-generation Greek American, Demetrious has been heavily involved in the Greek church and Greek Language School. He has backpacked across Asia, hiked the Pacific Crest Trail, and, when he's not busy with the responsibilities of parenthood, enjoys rock climbing, hiking, and skiing throughout the Pacific Northwest.
Jon Evatt
Assistant Project Manager
LEED Green Associate
With over 13 years of experience in construction—much of it focused on healthcare—Jon brings a practical, solutions-driven mindset to every project. Known for his strong work ethic and passion for building both on and off the job site, he combines technical expertise in civil and project engineering with hands-on know-how. Jon excels at resolving complex construction challenges, aligning design intent with client expectations, and keeping projects on schedule and within budget. His deep understanding of the unique demands of healthcare construction adds value at every phase. Outside of work, Jon channels that same problem‑solving mindset into DIY projects with his wife, son, and daughter, and enjoys staying active through skiing and hiking.
Stephen Robeson
Director of ISP
CHC
As Director of Interiors + Special Projects [ISP], Stephen oversees client service, operational excellence, and employee development for the GLY teams that specialize in renovation and tenant improvement work. He has 20+ years of experience in this environment, including alternative delivery for clients in K-12, Higher Education, Healthcare, and Public Works. He is an ASHE Certified Healthcare Constructor and holds a BS in Construction Management from Central Washington University. With GLY since 2018, he is known for his high energy and ability to juggle multiple commitments with ease while still making time to mentor and guide others. He is an active member of the South Sound community who enjoys spending time with family exploring the outdoors.
Bill DeJarlais
Executive Vice President
LEED AP BD+C
As an Executive with a career spanning over 30 years across a wide spectrum of market sectors, Bill enjoys helping our highly capable builders lean into their relationships and take the responsibility needed to help our clients and partners succeed. Trained in architecture, he’s sustained an appreciation for design and has helped advance internal tools and technologies that help make GLY more proactive partners through every facet of a project’s life cycle. Today, Bill supports our Preconstruction + Estimating, VDC, and Marketing + Business Development teams and serves several community organizations focused on Education. He’s an avid cyclist, gardener, and family guy.
Jae Chang
IT Director
Well-versed in translating between technology and business needs, Jae helps GLY make smarter decisions through technology and data. He enjoys working with teams to simplify processes, uncover meaningful insights, and find practical solutions that help people work more efficiently. Outside of work, Jae enjoys fishing, golfing, and trying to keep up on the basketball court. He grew up helping his immigrant parents operate their family-owned Korean restaurant for more than 30 years and is always happy to share recommendations, cooking tips, or family recipes. At home, he and his wife stay busy with their three daughters and a tabby cat who was adopted to help balance the household.
Cassie Withrow
Executive Administrator+Administrative Services Manager
Excellent customer service comes naturally to Cassie, who approaches every task with a can-do attitude. As Executive Administrator, she enjoys working with people that encourage her and test her limits but allow her to have fun along the way. She manages her time—and many others’—with extraordinary ease and keeps things running like a well-oiled machine. Outside the office, you’ll find Cassie hiking, exploring the city, and when the sun comes out, boating on Lake Washington—all with her husband and pups by her side.
Monty Kilcup
Principal
Monty brings tremendous energy and ingenuity to his clients. He built his career at GLY by delivering creative, value-based preconstruction services, and accurate, timely estimating based on his deep knowledge of current market unit pricing and trends in commodity pricing. Monty works closely with an agile group of construction management, design, and craft professionals who flex to the ever-evolving needs of a project. He is a specialist in the occupied environment, always thinking outside project confines to develop innovative solutions.