LEADERS in

Buildable Design

   Seattle      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. 

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.

SEAOI Selects Circa as Best Project!

1721 Webster completed in Oakland, california 

introducing The Bellevue- a prestigious 4 tower development

2016 telegraph substantially complete

1000 VIRGINIA rises... 

harbor point p6 nearing completion 

OVATION OFFICE BUILDING TOPS OUT

1900 broadway under construction

CKC in the news

In the News

CKC supports the seattle festival of trees

In the News

The Clayton members club and hotel wins ENR Mountain states best project award

In the News

cary kopczynski to be
keynote speaker in Dubai

In the News

JOE FERZLI ELECTED PRESIDENT OF aci wASHINGTON CHAPTER

In the News

this is concrete - circa newsletter

Expertise

For over 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

Seismic Retrofitting

Award Winners

Construction Cost Estimating

Historical preservation

expert legal witness

Performance-Based Design

Website Design