Tracked deals
10
10 tracked deals across 2022-2026.
Private Equity Firm
Energy
ArcLight Capital Partners
Boston, Massachusetts, United States
ArcLight is a leading infrastructure investor investing in critical electrification infrastructure (including power, hydro, solar, wind, battery storage, electric transmission, and natural gas transmission and storage) using an operationally intensive approach.
- Focus Areas
- power, electrification infrastructure, hydro
- Website
- arclight.com
Recent pace
2
2 tracked deals announced in the last 12 months.
Deal mix
Buyout
7 buyout · 2 addon · 1 growth capital
ArcLight Capital Partners Acquisition Volume by Year
Last 5 years
Actual
Full-year estimate
Supporting Data
Recent Transactions
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May 18, 2026
- Buyer
- Alpha Generation, LLC, ArcLight Capital Partners, LLC
- Target
- Brandywine Power
- Seller
- Onward Energy Holdings, LLC
- Industry
- Energy
- Location
- Maryland, United States
- Type
- Buyout
Alpha Generation (AlphaGen), together with ArcLight Capital Partners, completed the acquisition of Brandywine Power from Onward Energy Holdings. Brandywine is an approximately 250 MW combined-cycle generating facility in Prince George’s County, Maryland, strengthening AlphaGen’s capacity and reliability footprint in the Mid-Atlantic/PJM PEPCO Zone.
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ArcLight Capital Partners to Acquire InfraBridge’s 50% Stake in Invenergy AMPCI Thermal Power (IATP)March 15, 2026
- Buyer
- ArcLight Capital Partners
- Target
- Invenergy AMPCI Thermal Power (IATP)
- Seller
- InfraBridge
- Industry
- Infrastructure
- Location
- United Kingdom
- Type
- Buyout
ArcLight Capital Partners has signed a definitive agreement to acquire InfraBridge’s 50% stake in Invenergy AMPCI Thermal Power (IATP), a jointly owned, contracted power generation portfolio totaling approximately 5.4 GW across North America. Invenergy will retain its existing ownership interest and continue operating the portfolio. The transaction is subject to regulatory approvals and other closing conditions and is expected to close in the second half of 2026 (financial terms undisclosed).
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July 24, 2025
- Buyer
- ArcLight Capital Partners
- Target
- Advanced Power
- Industry
- Energy
- Location
- Massachusetts, United States
- Type
- Buyout
ArcLight Capital Partners has acquired Advanced Power and committed an initial $1 billion equity investment to accelerate development of modern power infrastructure. The partnership could deploy more than $5 billion over five years to support over 20 GW of new generation and 10+ GWh of storage, targeting utilities, data center developers and hyperscalers across North America.
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- Buyer
- ArcLight Capital Partners, LLC
- Target
- Natural Gas Pipeline Company of America (NGPL)
- Industry
- Energy
- Location
- Texas, United States
- Type
- Buyout
ArcLight Capital Partners’ managed fund acquired a 25% interest in Natural Gas Pipeline Company of America (NGPL), resulting in ArcLight holding a 62.5% economic ownership stake while Kinder Morgan retains a 37.5% interest and continues to operate NGPL. NGPL is one of the largest U.S. interstate natural gas pipeline systems (≈9,100 miles, ~1 million horsepower of compression, 288 billion cubic feet of storage); terms were not disclosed. ArcLight cited rising power demand from electrification and AI and the asset’s ability to support utilities, LNG exporters and data centers as the strategic rationale.
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February 3, 2025
- Buyer
- ArcLight Capital Partners, LLC
- Target
- Gulf Coast Express Pipeline LLC
- Seller
- An affiliate of Phillips 66
- Industry
- Oil & Gas
- Location
- Texas, United States
- Type
- Growth capital
ArcLight Capital Partners acquired a 25% equity interest in Gulf Coast Express Pipeline LLC (GCX) for $865 million from an affiliate of Phillips 66. Going forward GCX will be jointly owned by subsidiaries of Kinder Morgan and ArcLight and will continue to be operated by a Kinder Morgan subsidiary; the pipeline provides ~2 Bcf/d takeaway capacity from the Permian Basin to U.S. Gulf Coast end markets including LNG export facilities in South Texas.
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- Buyer
- ArcLight Capital Partners, SkyVest Renewables
- Target
- 160 MW operating wind farm (Midland Basin, Texas)
- Industry
- Renewable Energy
- Location
- Texas, United States
- Type
- Addon
ArcLight Capital Partners launched SkyVest Renewables, an operating-focused renewables platform, with an initial $500 million capital commitment and concurrently acquired a 160 MW operating wind farm in the Midland Basin, Texas (commercial operations 2020). SkyVest will operate and optimize utility-scale wind and solar assets across North America, leveraging ArcLight's operational resources to drive near-term cash flow and brownfield development.
-
- Buyer
- ArcLight Capital Partners affiliate, Alpha Generation
- Target
- Clean Energy Future Lordstown
- Industry
- Energy
- Location
- Ohio, United States
- Type
- Buyout
An affiliate of ArcLight Capital Partners entered into a definitive agreement to acquire 100% of the equity of Clean Energy Future Lordstown. Lordstown owns and operates a 940 MW combined-cycle gas power facility in Warren, Ohio, which is expected to be managed by ArcLight affiliate Alpha Generation after closing.
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June 15, 2023
- Buyer
- ArcLight Capital Partners, LLC
- Target
- Natural Gas Pipeline Company of America LLC (NGPL)
- Seller
- Brookfield Infrastructure Partners L.P.
- Industry
- Energy
- Location
- Texas, United States
- Type
- Buyout
An affiliate of ArcLight Capital Partners acquired an incremental 12.5% interest in Natural Gas Pipeline Company of America LLC (NGPL) from Brookfield Infrastructure, increasing ArcLight's ownership to 37.5%. Brookfield Infrastructure retains a 25% interest and Kinder Morgan continues to operate NGPL and hold a 37.5% stake. NGPL is a major interstate natural gas pipeline system that transports gas into the Chicago market and to LNG export facilities, supporting energy reliability and export growth.
-
May 16, 2023
- Buyer
- ArcLight Capital Partners, Sequitur Renewables
- Target
- Operating wind farm (Altamont Pass, California)
- Industry
- Energy
- Location
- California, United States
- Type
- Addon
ArcLight Capital Partners' portfolio company Sequitur Renewables has acquired an operating wind farm in the Altamont Pass region of California. The deal expands Sequitur's platform of mature, operational wind assets as ArcLight continues to scale the business and deploy value‑add operational and commercial strategies.
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January 26, 2022
- Buyer
- ArcLight Capital Partners
- Target
- Pride Stores
- Seller
- Robert Bolduc
- Industry
- Retail
- Location
- Massachusetts, United States
- Type
- Buyout
ArcLight Capital Partners has acquired Pride Stores, a 31-location convenience store and gas station chain headquartered in Springfield, Massachusetts. Capstone Partners advised Pride and owner Robert (Bob) Bolduc on the sale; ArcLight — an energy-focused private equity firm — plans to steward and grow the business while maintaining local operations and services.
Related Acquisition Pages
Energy Buyers & Acquisitions
6 tracked deals by ArcLight Capital Partners.
Infrastructure Buyers & Acquisitions
1 tracked deal by ArcLight Capital Partners.
Oil & Gas Buyers & Acquisitions
1 tracked deal by ArcLight Capital Partners.
Renewable Energy Buyers & Acquisitions
1 tracked deal by ArcLight Capital Partners.
Acquisitions in Texas
4 tracked deals by ArcLight Capital Partners.
Acquisitions in Massachusetts
2 tracked deals by ArcLight Capital Partners.
Acquisitions in California
1 tracked deal by ArcLight Capital Partners.
Acquisitions in Maryland
1 tracked deal by ArcLight Capital Partners.
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