Neidich, who started with Goldman Sachs in 1978, served as co-head of theMerchant Banking Division, a member of the management committee and chairman of the Whitehall Investment committee. In 1984 he was made a partner and in 1990 he became head of Goldman's real estate department. In 1992 he formed the Real Estate Principall Investment Area. In 1991, Goldman, Sachs, under Neidich's direction, raised the first Whitehall fund to invest in real estate opportunities. Major investments include positions in Rockefeller Center Properties REIT, Trillium Corp., Westminster Health Care Ltd. and Berkshire Realty Co.

Neidich, currently a secretary for the Real Estate Roundtable, is a past trustee of the International Council of Shopping Centers, a member of the REBNY Board of Governors, a ULI trustee, and a board member of Rockefeller Center Properties REIT, Archon Group, and Strategic Hotel Capital, and a former chairman of the board of Cadillac Fairview Corp.