List of 38 Michigan-based Environmental Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Proact Services Corp. Acquired Evoqua 2018-06-20 $132M Ludington, Michigan, United States website	Environmental	54	3	3	-
Rizzo Environmental Services, Inc. Acquired GFL Environmental 2016-10-03 Sterling Heights, Michigan, United States website	Environmental	-	4	3	1
PADNOS Private Holland, Michigan, United States website	Environmental	-	2	2	-
The Environmental Quality Co. Acquired US Ecology 2014-06-18 $465M Wayne, Michigan, United States website	Environmental	-	2	1	1
Ferrous Processing & Trading Acquired Cliffs 2021-10-11 $775M Detroit, Michigan, United States website	Environmental	-	1	1	-
Environmental Enginuity Group LLC Private Clinton Township, Michigan, United States website	Environmental	-	1	1	-
Quality Environmental Services PE Backed Caymus Equity Partners 2023-11-15 Beaverton, Michigan, United States website	Environmental	-	1	1	-
Inland Industrial Services Group LLC Acquired Aquilex Corp. 2013-12-31 Detroit, Michigan, United States website	Environmental	-	1	1	-
Greater Detroit Resource Recovery Authority Private Detroit, Michigan, United States website	Environmental	-	-	-	-
Big Twigs Acquired SavATree 2021-02-08 Orion, Michigan, United States website	Environmental	-	-	-	-
GLR Advanced Recycling Acquired PADNOS 2018-08-16 Roseville, Michigan, United States website	Environmental	-	-	-	-
Chemical Analytics, Inc. Acquired Stericycle 2015-07-07 Romulus, Michigan, United States website	Environmental	-	-	-	-
Bob's Disposal, Inc. Acquired Meridian Waste 2018-08-02 Grand Rapids, Michigan, United States website	Environmental	-	-	-	-
Battery Solutions Acquired Retriev Technologies 2022-03-09 Howell, Michigan, United States website	Environmental	-	-	-	-
Bell Equipment Acquired MacQueen Equipment 2021-04-01 Orion Township, Michigan, United States website	Environmental	-	-	-	-
Usher Oil Acquired Valicor Environmental Services 2023-01-05 Detroit, Michigan, United States website	Environmental	-	-	-	-

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