Shearman & Sterling represented Morgan Stanley & Co. Incorporated, Goldman Sachs Credit Partners L.P., Merrill Lynch, Pierce, Fenner & Smith Incorporated and BNP Paribas, as joint lead arrangers of a $650 million first lien financing and a $300 million second lien financing which was, together with a separate $150 million first lien letter of credit facility, used by Astoria Generating Company Acquisitions, L.L.C to fund  its acquisition of three New York City power plants owned by Reliant Energy. Astoria Generating Company Acquisitions, L.L.C. is an entity formed by an investor group led by Madison Dearborn Partners and New York City-based US Power Generating Company.

Attorneys included partners Tricia Hammes (NY-FG), Maura O'Sullivan (NY-FG) and Malcolm Montgomery (NY-PR), counsel Gregory Tan (NY-FG),  Jeffrey Salinger (NY-PR/Env), associates Jessica Miller (NY-FG), Paul Gabie (NY-FG), Alex Padres (NY-IP), Jake Pratt (NY-PR/Env.), Mark Schegel (NY-FG), Eva  Rasmussen (NY-ECEB), Bradley Thompson (NY-TX), Natasha Yates (NY-PR) and legal assistant Natalie Nihill (NY-FG) and Sunita Daswani (NY-FG)