SL Green Realty (NYSE:SLG) Corp. (NYSE: SLG) is a leading real estate investment trust focused primarily on the acquisition, ownership, and management of office properties in Manhattan, New York. Founded in 1980 by Stephen L. Green, the company has grown from a small property developer into one of the borough’s largest office landlords. SL Green’s portfolio spans trophy office towers, midblock buildings and strategic ground leases, providing a diversified mix of commercial tenancy profiles and long-term revenue streams.
At its core, SL Green offers comprehensive real estate services including property acquisition, development, leasing, and asset management. The company undertakes redevelopment projects to reposition older buildings for Class A tenancy, while also pursuing ground-up construction of high-profile office properties. Notable developments include One Vanderbilt, a 1,401-foot skyscraper adjacent to Grand Central Terminal, and the redevelopment of 335 Madison Avenue. SL Green also manages retail components at select properties, catering to both local and international retailers.
SL Green’s operations are underpinned by a seasoned management team led by Chief Executive Officer Marc Holliday, who has overseen the firm since the early 1990s. The leadership team includes veterans in finance, capital markets, property management and development, each with extensive experience navigating the New York metropolitan real estate market. The company maintains a strong in-house leasing and property management platform, enabling close relationships with tenants and streamlined operational oversight.
With a strategic focus on Manhattan’s commercial district, SL Green continues to identify acquisition and redevelopment opportunities that benefit from the city’s enduring status as a global business hub. The firm also explores joint ventures and selective partnerships to enhance its development pipeline. Through disciplined capital allocation and active portfolio management, SL Green Realty aims to create value for tenants, partners and shareholders while reinforcing its position as an industry leader in New York City real estate.
