Buildable Design

Seattle    San Francisco    Chicago

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Innovative. Value-driven. Buildable.

We're an award-winning structural engineering firm

with a focus on major urban projects – multifamily residential buildings, office buildings, hotels, retail facilities, parking structures, and more. Based in Seattle with offices in San Francisco and Chicago, we work on projects across the United States and beyond.

Our passion for innovation and new technology,

combined with our extensive experience, consistently inspires cutting edge structural designs that lead the industry. Our designs also reflect a keen understanding of the most efficient construction techniques, which makes them buildable and cost-effective.

CKC in the news

In the News

Towers Rise in
Los Angeles

In the News

Cary Kopczynski Named Top ENR Newsmaker

In the News

Long Span

Kinects wins NAIOP High Rise Residential of the Year award

premiere on pine wins aci excellence in concrete construction award

Tower 12 Wins WACA Award

970 Denny is going up!

Sparc Apartments Open in Bellevue

14th and Glisan breaks ground

CIRCA Tops out in

downtown los angeles

Lincoln Square expansion opens


For nearly 30 years, Cary Kopczynski & Company has provided structural engineering excellence for major projects throughout the United States and beyond.

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Structural Engineering

Integrated Project Delivery

Parking consulting

seismic engineering

Wind Engineering

Sustainable Design

Research & Development

Peer Reviews

Specialty Analysis

Award Winners

Seismic Retrofitting

Historical preservation

Construction Cost Estimating

expert legal witness

Website Design