Key facts
- SL Green Realty Corp. sold a 49% joint venture interest in 346 Madison Avenue.
- The development has a gross valuation of $175 million.
- SL Green will retain a majority stake in the joint venture.
- Greenberg Traurig advised SL Green on the transaction.
Global law firm Greenberg Traurig, LLP announced on June 4, 2026, that it advised its longstanding client, SL Green Realty Corp., in connection with the sale of a 49% joint venture interest in the development of 346 Madison Avenue. The transaction established a gross valuation of $175 million for the development. SL Green will retain a majority stake in the joint venture, continuing its involvement in the project. The deal highlights ongoing investment activity in New York City's real estate sector.