Kinsley Energy Systems Acquires Clarke Energy USA's CoEnergy America CHP Business

Platinum Equity Acquires Majority Interest in Kohler Energy from Kohler Co.

November 6, 2023

Energy

Platinum Equity has closed the transaction to acquire a majority interest in Kohler Energy from Kohler Co., establishing Kohler Energy as an independent, standalone business. Kohler Co. remains an investment partner, Brian Melka will serve as CEO and David Kohler will sit on the board; financial terms were not disclosed. Platinum Equity said it will invest in growth and operational initiatives to accelerate Kohler Energy's position in the global energy resilience market.

Constellation Energy Acquires Calpine Corporation

January 7, 2026

Energy

Constellation Energy completed its acquisition of Calpine Corporation from Energy Capital Partners, creating the largest electricity producer in the United States with a combined 55 GW of generating capacity and ~2.5 million retail and business customers. The deal brings Calpine's natural gas and geothermal fleet together with Constellation's nuclear platform to expand capabilities, scale in high-demand regions (notably Texas and California), and support emerging clean-energy technologies.

Energy Capital Partners Acquires Majority Interest in PROENERGY

September 5, 2024

Energy

Energy Capital Partners (ECP) has acquired a majority interest in PROENERGY Holdings, a vertically integrated aeroderivative gas turbine platform with a 2.4 GW fleet of contracted peakers and global turbine services. The transaction (terms not disclosed) transfers control from affiliates of Eos Partners and ACON Investments to ECP, which will support PROENERGY's platform expansion, growth initiatives, and continued operations under existing leadership.

Enphase Energy Acquires ClipperCreek

November 16, 2021

Energy

Enphase Energy has agreed to acquire ClipperCreek, an Auburn, California–based manufacturer of residential and commercial EV charging stations. The acquisition extends Enphase's home electrification capabilities by adding EV charging hardware and brand recognition, enabling integration with Enphase's EnsembleOS and future bi-directional charging plans; the deal was expected to close by December 31, 2021.

Kelvin Group / Southfield Capital's ARC Mechanical Acquires Cooling & Heating Specialists

August 9, 2023

HVAC & Mechanical

Kelvin Group, in partnership with private equity sponsor Southfield Capital, has acquired Cooling & Heating Specialists, Inc. (CHS), a regional commercial HVAC services provider headquartered in Newton, Massachusetts. CHS will be integrated into Kelvin's ARC Mechanical platform to expand commercial and industrial HVAC installation and service capabilities across New England; Deerpath Capital Management provided debt financing.

The AES Corporation Acquires Community Energy Solar, LLC

December 20, 2021

Renewable Energy

The AES Corporation announced the acquisition of US solar developer Community Energy Solar, LLC, adding the developer's ~10 GW project pipeline and experienced development team to AES's renewables platform. The deal expands AES's US renewables development capability and bolsters its pipeline and workforce as the company pursues further growth in utility-scale solar and storage.