Mr. Nathan Gantcher serves as Industry Advisor at Long Ridge Equity Partners. He also serves as Treasurer of the Board at Albert Einstein College of Medicine. Mr. Gantcher also serves as Advisor at Jacobson Partners. He also served as Advisor at Worthy. He served as the Vice-Chairman at CIBC Oppenheimer in 1999. CIBC acquired Oppenheimer and Co., in 1998 of which Mr. Gantcher was President since 1983. CIBC Oppenheimer is the US investment banking arm of CIBC, the second-largest bank in Canada, and one of the ten largest in North America. Mr. Gantcher joined Oppenheimer as a stockbroker in 1968. He has held a variety of sales and management positions with the firm. Mr. Gantcher received a B.A. degree from Tufts University and an M.B.A. degree from the Columbia University Graduate School of Business.