List of 28 Massachusetts-based Utilities Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Eversource Energy NYSE : ES Springfield, Massachusetts, United States website	Utilities	11,901	8	5	3
Atlantic Power PE Backed I Squared Capital 2021-01-14 $961M Dedham, Massachusetts, United States website	Utilities	282	8	4	4
Poseidon Resources Corp. Private Boston, Massachusetts, United States website	Utilities	-	2	1	1
Granite City Electric Supply Co. Private Quincy, Massachusetts, United States website	Utilities	-	1	1	-
EIF-NEC LLC Private Massachusetts, United States	Utilities	-	1	1	-
Vicinity Energy PE Backed Antin Infrastructure Partners 2019-07-31 $125M Boston, Massachusetts, United States website	Utilities	-	1	1	-
American DG Energy, Inc. Acquired Tecogen 2016-11-02 Waltham, Massachusetts, United States website	Utilities	9	-	-	-
Thermal North America/Trigen Acquired Veolia Energy 2007-12-13 Boston, Massachusetts, United States	Utilities	-	-	-	-
Barclay Water Management Acquired Ecolab 2024-11-05 Newton, Massachusetts, United States website	Utilities	-	-	-	-
The Berkshire Gas Co. Private Pittsfield,, Massachusetts, United States website	Utilities	-	-	-	-
Brayton Point Holdings LLC Acquired Dynegy, Inc. 2015-04-01 Somerset, Massachusetts, United States website	Utilities	-	-	-	-
Berkshire Power Private Agawam, Massachusetts, United States	Utilities	-	-	-	-
Columbia Gas of Massachusetts Acquired Eversource Energy 2020-02-26 Westborough, Massachusetts, United States website	Utilities	-	-	-	-
Smart Click Energy LLC Acquired Shipley Energy Company, Inc. 2015-06-10 Boston, Massachusetts, United States website	Utilities	-	-	-	-
H2O Care Partners PE Backed Shore Capital Partners 2022-06-21 Boston, Massachusetts, United States website	Utilities	-	-	-	-
New England Gas Co. Acquired Liberty Utilities Co. 2013-12-20 $74M Fall River, Massachusetts, United States	Utilities	-	-	-	-

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