Barrett Moulton
Yard Superintendent
René Ansdell
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.
Nate Hill
Senior Project Safety Manager
OSHA Certified CSHS, CHST
Nate is serious about safety. With 20 years of industry experience, he brings deep expertise in safety leadership and risk management to GLY projects of all shapes and sizes. He oversees jobsite safety programs and leads companywide training, staying ahead of evolving standards and protocols. Nate believes safety is fluid—requiring constant awareness, adaptability, and accountability.
An OSHA-certified Construction Safety + Health Specialist [CSHS] and Construction Health +Safety Technician [CHST], his credentials run long [and impressive]. Outside of work, he’s also a certified diver and lifelong animal lover. When he’s not focused on keeping people safe, you’ll find him surrounded by five wiener dogs, two cats, and one very sassy Norwegian Fjord horse.
John Schimke
Director of Field Operations
Maintaining a personal philosophy centered on family and teamwork, John has skillfully delivered many high technology projects in his 30+ years in the construction industry. Having spent the majority of his career at GLY, he has led all operational aspects of a project from preconstruction planning through finished product. A mentor to our superintendents and crew supervisors, and creative problem-solver, John continues to infuse his projects with the highest and most innovative level of service.
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.
Tess Wakasugi-Don
Principal
LEED AP
Tess has built her career at GLY, from humble beginnings as an intern, advancing steadily to a promotion in 2019 to firm principal. She is a dedicated, selfless leader who pays careful attention to every project’s specific vision, technical complexities, and goals. Tess is very effective at coordinating the efforts of design professionals, construction teams, corporate stakeholders, and owners while integrating various service providers into project delivery. She chairs GLY’s internal DEI committee, which focuses on social equity education, employee engagement, and strategies to improve diversity and inclusion on GLY’s projects. Her three young sons inspire her daily to feel empowered, to work hard, and to make time for fun.
Kevin Eng
Chief Estimator
LEED AP BD+C, Associate DBIA™
Kevin praises the aspect of GLY’s culture that provides a variety of paths for diverse abilities and personalities to flourish. Hired on as a Project Engineer, his exceptional preconstruction planning and cost estimating talent quickly developed. As our Chief Estimator, he provides 24 years of building experience and practical knowledge of construction methods, materials, resources and LEED criteria. A generous mentor and creative thinker, Kevin gets involved to guide and directly support estimating efforts on varied and complex projects at GLY.
David Craig
Senior Estimator
David is an experienced Senior Estimator with a demonstrated history of working in the construction industry. He offers expertise in Design Management, Facility Management (FM), Cost Engineering, Quantity Surveying, and Constructability. He has utilized his Bachelor’s Degree in Construction Management by becoming a strong community and social services professional who lives by the mantra: "Clarity...No surprises, just choices."
Chris Kelley
Project Manager
Chris is a key player on our Interiors + Special Projects team [ISP], collaborating closely with stakeholders and trade partners in sensitive healthcare and life sciences environments. Before moving to the Northwest, he worked on several notable projects in Oregon and California. As a Project Manager, Chris specializes in detailed estimates, trade partner management, and ensuring high-quality, safe, and organized field delivery. Outside of work, he’s an avid backpacker, hiker, dog lover, kayaker, and camper. Fun fact: while attending the University of Texas at Austin, Chris was a member of the Caretaker and Handler team for Bevo, the university’s live longhorn steer mascot!