Largest Engineering Companies in Washington: Ownership & M&A Activity | Mergr

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Kaman Global Aerosystems LLC Acquired Kaman 2010-12-10 Everett, Washington, United States	Engineering	20	-	-	-
Holt Surveying and Mapping Acquired ZenaTech 2025-12-30 Spokane, Washington, United States website	Engineering	-	-	-	-
NAC Architecture Private Seattle, Washington, United States website	Engineering	-	1	1	-
PMA Engineering (Parker, Messana & Associates, Inc.) Acquired Barry-Wehmiller Design Group, Inc. 2016-03-02 Federal Way, Washington, United States website	Engineering	-	-	-	-
Caron Architecture Acquired AXIS/GFA 2023-01-01 Seattle, Washington, United States website	Engineering	-	-	-	-
Axis Survey & Mapping Acquired SAM Companies 2023-03-13 Redmond, Washington, United States website	Engineering	-	-	-	-
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Mead Gilman & Associates Acquired Atwell 2023-09-06 Woodinville, Washington, United States website	Engineering	-	-	-	-
Quantum Engineering and Development, Inc. Acquired Ameresco 2010-08-31 Renton, Washington, United States website	Engineering	-	-	-	-
Blueline Acquired Atwell 2023-03-21 Kirkland, Washington, United States website	Engineering	-	-	-	-
Carbon Design Group Acquired Oculus VR, Inc. 2014-06-24 Seattle, Washington, United States website	Engineering	-	-	-	-
Edan Engineering Corp. Acquired Jensen Hughes 2011-11-24 Vancouver, Washington, United States website	Engineering	-	-	-	-
Coffman Private Seattle, Washington, United States website	Engineering	-	1	1	-
Mid Columbia Engineering, Inc. Acquired NuVision Engineering, Inc. 2009-07-01 Richland, Washington, United States website	Engineering	-	-	-	-
Evans-Hamilton, Inc. Acquired RPS Group 2011-02-18 Seattle, Washington, United States website	Engineering	-	-	-	-
Trinity\|ERD Acquired SOCOTEC 2022-10-11 Seattle, Washington, United States website	Engineering	-	-	-	-
Navix Engineering Acquired Langan 2024-11-20 Bellevue, Washington, United States website	Engineering	-	-	-	-

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