List of 13 Acquired Environmental Companies in Oregon

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Horizon Engineering LLC Acquired Montrose 2015-01-31 Portland, Oregon, United States website	Environmental	-	2	1	1
Ash Creek Associates, Inc. Acquired Apex 2012-01-03 Portland, Oregon, United States website	Environmental	-	-	-	-
Atkore Northwest Polymers Acquired AZEK 2025-02-18 Molalla, Oregon, United States website	Environmental	-	-	-	-
Cascade Technical Sciences, Inc. (dba Cascade TEK) Acquired Element Materials Technology 2015-10-23 Hillsboro, Oregon, United States website	Environmental	-	-	-	-
Oak Grove Disposal Co., Inc. Acquired Waste Management 2013-08-07 Milwaukie, Oregon, United States	Environmental	-	-	-	-
Castle Tire Recycling Acquired Liberty Tire Recycling 2024-01-01 Portland, Oregon, United States website	Environmental	-	-	-	-
Sitka Acquired ESA 2022-01-13 Lake Oswego, Oregon, United States website	Environmental	-	-	-	-
Sanipac, Inc. Acquired Waste Connections 2009-09-30 Eugene, Oregon, United States website	Environmental	-	-	-	-
WasteWatch, Inc. Acquired ACTenviro 2017-04-06 Troutdale, Oregon, United States website	Environmental	-	-	-	-
Trashco Services, Inc. Acquired Waste Connections 2008-11-24 Portland,, Oregon, United States website	Environmental	-	-	-	-
Water Truck Services, Inc. Acquired NRC Group Holdings LLC 2017-01-09 Sherwood, Oregon, United States	Environmental	-	-	-	-
Reforestation Services, Inc. Acquired DBi Services 2017-07-05 Salem, Oregon, United States website	Environmental	-	-	-	-
Oregon Pallet Acquired 48forty Solutions 2021-07-07 Salem, Oregon, United States website	Environmental	-	-	-	-

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