Co-Chief Investment Officer
Isaac Zion, Co-Chief Investment Officer, joined SL Green in January 2007 as a Managing Director and as co-head of the company’s Investments Group along with having overall responsibility for and being head of SL Green’s suburban division/portfolio. Mr. Zion has been the lead on property acquisitions, dispositions, and joint ventures. Over his career, he has played a senior role in over $30 billion of investment activity, including some of New York City's largest property transactions, and in over 15 million square feet of leasing. Prior to joining SL Green, Mr. Zion was a Managing Director at Tishman Speyer, responsible for office acquisitions and dispositions in the New York metropolitan region from 2004 through 2006. Upon joining Tishman Speyer in 2002, Mr. Zion was responsible for the leasing and marketing efforts of the company’s portfolio in New York City. Previously, Mr. Zion was a director in Insignia/ESG’s (now CBRE) Consulting Group and worked on large-scale leasing assignments from a tenant representative perspective. Mr. Zion holds a Bachelor of Science in management/finance from Binghamton University and an MBA from New York University. Mr. Zion is a member of REBNY, ULI, and an active participant in NYU’s Career Advisory Program. Mr. Zion graduated from the David Rockefeller Fellows Program, a program sponsored by the Partnership for New York City, in 2006. Mr. Zion was also selected by Real Estate Forum for inclusion in the 2010 national list of “40 Under 40” in real estate. Mr. Zion is also a founding member of the Center for Real Estate Finance Research at NYU’s Stern School of Business. Additionally, Mr. Zion is a member of the 9/11 Memorial Visionary Circle's Leadership and a board member of Hailey’s Hope Foundation.