Associate Lazard Freres & Company, New York City, 1954-1964, partner, 1964-1966. Vice president Engineer of Mines Warburg, Pincus & Company, Inc., 1967-1970, executive vice president, 1970-1982, vice chairman, since 1982. Board directors Mattel, Inc., Hawthorne, California, Ingersoll Newspapers, Inc., Princeton, New Jersey, Community Newspapers, Inc., Princeton, JPT Holdings, Incorporated, New York York City, Adv0-System, Inc., Windsor, Connecticut, Magma Copper Company, San Manuel, Ariz, New Hampshire Acquisition Corporation, Princeton.
Vice-chairman, board of overseers, Leonard N. School of Business, New York University. Trustee, New York University, Temple Emanu-El. Member board governors, Research and Development Graduate School.