SL Green Realty Corp

SL Green Realty Corp. is Manhattan's largest office landlord and a fully integrated real estate investment trust (REIT). It focuses primarily on acquiring, managing, and maximizing the value of Manhattan commercial properties. As of June 30, 2026, SL Green held interests in 54 buildings totaling 30.6 million square feet, including ownership interests in 29.2 million square feet and 1.4 million square feet securing debt and preferred equity investments, excluding fund investments. It also managed 4 buildings totaling 0.9 million square feet owned by third parties. The company was incorporated in 1980 in Maryland and is based in New York.