Cary Kopczynski

Senior Principal & CEO

Cary Kopczynski is CEO and Senior Principal of Cary Kopczynski & Company (CKC), an award-winning structural engineering firm with offices in Seattle and Chicago. CKC designs major urban buildings throughout the United States and beyond. The firm has won over eighty regional, national, and international awards for engineering excellence and has been selected several times by Zweig White and Structural Engineer magazine as a top structural engineering firm to work for.

Mr. Kopczynski is a recognized expert in the design of reinforced concrete and post-tensioned concrete building structures and has authored numerous articles in the fields of structural analysis, design, and construction.

Mr. Kopczynski was the 2021-2022 President of the American Concrete Institute (ACI), a global concrete industry leader with over 30,000 members in more than 100 countries. Among its many activities, ACI publishes the structural concrete building code used in all 50 states and over 60 other countries. Mr. Kopczynski also serves on the ACI Board of Directors and served for many years on ACI Committees 318 and 352. He is an ACI Fellow and has been honored with ACI’s Charles S. Whitney Medal and Alfred E. Lindau Award for his outstanding contributions to the industry. He is a Past President of the ACI Washington State Chapter.

Mr. Kopczynski served on the Post-Tensioning Institute’s (PTI) Board of Directors and Executive Committee and is the past Chair of PTI’s Technical Advisory Board. He is a PTI Fellow and served on many PTI committees related to building design and professional development.

The Wire Reinforcement Institute (WRI) made Mr. Kopczynski an Honorary Member for his work in advancing the use of high strength deformed wire reinforcing in buildings. 

ENR magazine twice selected Mr. Kopczynski as one of its “Top 25 Newsmakers” for CKC’s pioneering work in the fields of high strength reinforcing bar and Steel Fibrous Reinforced Concrete (SFRC). CKC has continued to advance the use of high strength reinforcing and SFRC by implementing it in major high-rise buildings and is continually investigating its use in new applications.

Kopczynski served on the Board of Directors of the Structural Engineers Foundation of Washington, is a Past President of the Seattle Chapter of the Structural Engineers Association of Washington (SEAW), Past Chair of the SEAW Education Committee, and served as an instructor for SEAW's Structural Engineering Refresher program for many years.

Office: (425)455-2144


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