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Darkened/stylized background image of construction workers cutting wood
Dwight Hansch Headshot

Dwight Hansch

Superintendent

Nate Downs

Assistant Yard Superintendent

Kyla Grennan

Business Development Manager

Professional portrait of GLY employee Greg Burke.

Greg Burke

PE Operations Manager

Headshot of Brian Sandall

Brian Sandall

Superintendent

Headshot of Troy Alexander

Troy Alexander

Project Executive

Chris Kelley

Project Manager

Headshot of Cassie Withrow

Cassie Withrow

Executive Administrator+Administrative Services Manager

Janine Messina

Marketing Manager

All People

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2026 GLY Construction, Inc.

Nate Downs

Assistant Yard Superintendent

Since joining GLY in 2010, Nate has been a valuable member of our Tool + Equipment Yard team, playing an integral role in the smooth operation of our projects. In addition to his supervisory duties, Nate also supports projects through GPR scanning services. Outside of work, Nate enjoys spending time with his wife and two adult children. He is passionate about all types of outdoor activities, particularly those shared with his family.

Kyla Grennan

Business Development Manager

Kyla brings over a decade of experience in commercial real estate and building services. Since 2014, she has helped drive growth through strategic planning, creative thinking, and a passion for building lasting relationships. Known for her attention to detail and client focus, Kyla is trusted by teammates, clients, and partners alike. Her collaborative approach and commitment to innovation make her a key member of our Marketing and Business Development team.

Outside of work, Kyla enjoys spending time with her family and her dog, Lincoln. She's an avid fan of live music and outdoor concerts, always up for a local adventure or cheering on the Mariners and Seahawks! She also enjoys traveling and hitting the golf course whenever she can. Kyla is a longtime member of the Washington State Society for Healthcare Engineering (WSSHE), where she currently serves on the Board of Directors.

Professional portrait of GLY employee Greg Burke.

Greg Burke

PE Operations Manager

Associate DBIA™

With 20 years of experience in the construction industry under his belt, Greg appreciates and understands the vital role of Project Engineer [PE]. Today, as PE Operations Manager, he leads the charge in setting Project Engineers up for success—focusing on development, growth, and establishing mentorships. Greg’s ability to recognize and appreciate diversity in personalities and skills among the group helps cultivate a learning environment that leaves plenty of room for exploration and innovation. Outside of work, Greg's go-to pastimes include mountain biking, fly fishing, and cooking for family and friends.

Headshot of Brian Sandall

Brian Sandall

Superintendent

LEED Green Associate

Brian’s 30+ year career includes many of GLY’s most recognizable healthcare projects. He will do whatever it takes to keep clients happy and is known to keep a stash of chocolate hard hats on hand for hospital staff just in case. If you’ve ever met Brian, you know he operates under the Golden Rule every single day, making him a favorite to work with. Brian spends many weekends looking for a thrill—from riding off road on the dunes with his wife and son to taking flight lessons—with no plans to slow down any time soon.

Headshot of Troy Alexander

Troy Alexander

Project Executive

LEED AP

Troy’s been managing construction projects in the Pacific Northwest since 2000 and is one of our Interiors + Special Projects [ISP] team leaders. He specializes in unique renovation and improvement work in a variety of market sectors and has a long history of successfully delivering public agency projects using Job Order Contracting [JOC]. Troy enjoys collaborating with professionals of various disciplines to get fast-track projects started and completed on time. Outside of work, Troy enjoys lots of family time, good music, trying a new local beer, and cheering on his favorite sports team.

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!

Headshot of Cassie Withrow

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.

Janine Messina

Marketing Manager

CPSM

Janine feels at home in the world of marketing since it combines her passion for art, writing and graphic design with her natural ability to organize, strategize, and analyze. While she enjoys her day-to-day responsibilities, facing new challenges, and the many opportunities to apply her creativity, her favorite part about her job isn’t even marketing-related; she loves working with people and getting to know everyone in the company top-down—from estimating to IT to the hundreds of hard-working craftspeople out in the field.