List of 36 Washington-based Environmental Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Cascade Drilling PE Backed TruArc Partners PennantPark Alston Capital Partners 2015-02-24 Bothell, Washington, United States website	Environmental	-	7	7	-
DTG Recycle PE Backed Macquarie Infrastructure and Real Assets (MIRA) 2022-12-01 Mill Creek, Washington, United States website	Environmental	-	7	7	-
Pro-Vac PE Backed Gallant Capital 2022-02-22 Kent, Washington, United States website	Environmental	-	3	3	-
Lautenbach Recycling Private Mount Vernon, Washington, United States website	Environmental	-	1	1	-
Mast Reforestation Private Seattle, Washington, United States website	Environmental	-	1	1	-
Amtest Air Quality LLC Acquired Montrose 2015-01-31 Auburn, Washington, United States	Environmental	-	-	-	-
Anderson Rock & Demolition Pits Acquired DTG Recycle 2019-11-05 Yakima, Washington, United States website	Environmental	-	-	-	-
Taylor Associates, Inc. Private Seattle, Washington, United States website	Environmental	-	-	-	-
Shapiro and Associates, Inc. Acquired Amec Foster Wheeler plc 2005-07-08 Seattle, Washington, United States	Environmental	-	-	-	-
FloHawks Plumbing and Septic Acquired Liquid Environmental Solutions 2020-09-03 Puyallup, Washington, United States website	Environmental	-	-	-	-
Maltby Container and Recycling Acquired DTG Recycle 2021-12-01 Snohomish, Washington, United States	Environmental	-	-	-	-
Fremont Analytical Acquired Alliance Technical Group 2023-11-17 Seattle, Washington, United States website	Environmental	-	-	-	-
Hungry Buzzard Acquired DTG Recycle 2021-12-16 Bothell, Washington, United States website	Environmental	-	-	-	-
Basin Acquired Texas Pride Disposal 2024-09-11 Pasco, Washington, United States website	Environmental	-	-	-	-
TPI, Inc. - Portable Sanitation Business Acquired United Site Services 2016-04-14 Longview, Washington, United States	Environmental	-	-	-	-
Bobby Wolford Trucking Acquired DTG Recycle 2022-04-08 Woodinville, Washington, United States website	Environmental	-	-	-	-

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