ARCLIGHT TO ACQUIRE KLEEN POWER INTERESTS 
 
 
   PR Newswire 
 
 
   BOSTON, April 14, 2025 
 
   State of the Art, 620 MW Power Infrastructure Asset in New England; 
 
 
   Well Positioned to Help Meet Growing AI & Power Demand 
 
 
   BOSTON, April 14, 2025 /PRNewswire/ -- ArcLight Capital Partners, LLC 
(together with its affiliates "ArcLight") today announced its managed 
fund has entered into definitive purchase agreements with Osaka Gas USA 
Corporation ("Osaka Gas") and Kyuden International Americas Inc. 
("Kyuden") to acquire their indirect common equity ownership interests 
in Kleen Energy Systems, LLC ("Kleen Power"). 
 
 
 
   Kleen Power is a top decile, 620 MW natural gas fired power generation 
asset in the New England market which is well positioned to benefit from 
AI and electrification-related power demand and provide reliable power 
and related services to the grid. 
 
 
   The converging investment mega trends of AI-driven data center 
development and electrification, largely through the acceleration of EV 
adoption and heating electrification, are creating unprecedented power 
demand growth and infrastructure needs, increasing the importance of 
being able to provide large scale, customized, sustainable, and 
affordable power infrastructure solutions. 
 
 
   Since 2001, ArcLight has owned, controlled, or operated over 65 GW of 
assets and 47,000 miles of electric and gas transmission infrastructure 
with $80bn of enterprise value. With its deep industry experience and 
suite of internal operational and technical resources, ArcLight believes 
it is well positioned to deliver the electric infrastructure solutions 
required by AI and data center power demand. Today, ArcLight manages one 
of the largest private power infrastructure portfolios in North America. 
 
 
   "ArcLight's acquisition of Kleen Power leverages its deep investment 
expertise across over 50 power investments since 2001, along with its 
ability to acquire strategic power infrastructure assets and utilize 
ArcLight's value added investment playbook and resources to enhance 
value and the ability to provide critical and reliable power," said 
Angelo Acconcia, Partner at ArcLight. 
 
 
   "Kleen is a high-quality combined cycle providing critical 
infrastructure and reliable energy supply as one of the most efficient 
natural gas-fired assets in the New England market, serving a real and 
growing market need," said Andrew Brannan, Managing Director at 
ArcLight. 
 
 
   Following closing, ArcLight's power management team Alpha Generation 
Services, LLC ("AlphaGen"), led by Curt Morgan, will take over the 
management of Kleen Power. 
 
 
   Terms of the transaction were not disclosed. The transaction is expected 
to close in 2025, subject to regulatory approvals. Latham & Watkins LLP 
is serving as legal counsel to ArcLight and MUFG as financial advisor. 
 
   About ArcLight: 
 
 
   ArcLight is a leading infrastructure investor which has been investing 
in critical electrification infrastructure since its founding in 2001. 
ArcLight has owned, controlled or operated over 65 GW of assets and 
47,000 miles of electric and gas transmission and storage infrastructure 
representing $80bn of enterprise value. ArcLight has a long and proven 
history of value-added investing across its core investment sectors 
including power, hydro, solar, wind, battery storage, electric 
transmission and natural gas transmission and storage infrastructure to 
support the growing need for power, reliability, security, and 
sustainability. ArcLight's team employs an operationally intensive 
investment approach that benefits from its dedicated in-house strategic, 
technical, operational, and commercial specialists, as well as the 
firm's 1,900-person asset management partner. For more information, 
please visit www.arclight.com 
 
   About AlphaGen: 
 
 
   AlphaGen is a strategic partnership formed and owned by an affiliate of 
ArcLight to own and operate critical power infrastructure to help 
provide reliable, secure, safe, and sustainable sources of power and 
meet the growing infrastructure needs created by electrification. 
AlphaGen is led by a deeply experienced senior management team with a 
proven track record of strategic, operational, and commercial expertise 
to help create value and manage risk. For more information, please visit 
www.alphagen.com. 
 
 
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   SOURCE ArcLight Capital Partners 
 
 
 
 
 
 

(END) Dow Jones Newswires

April 14, 2025 09:11 ET (13:11 GMT)