Trader Phillip Brothers (PHIBRO), New York City, 1959-1964. Senior vice president Rosenthal & Rosenthal Inc., 1964-1982. President Rosenthal International Ltd., 1976-1982.
Chairman, chief executive officer, principal European Interam. Finance Company, since 1982. Board directors Singer & Friedlander Ltd., London.
Vice chairman Trade Credit Underwriters Agency, New York City, 1985-1986, board directors, 1984-1991. Managing partner, board directors Eurinam Capital Partners, New York City, 1985-1986.
Member advisory board United States Council Mexico-United States Business Committee, Council of Americas, since 1987, Venezuelan-United States Business Committee Council of the Americas, since 1990. Member Argentine-American Chamber of Commerce, Brazilian-American Chamber of Commerce, Venezuelan-American Chamber of Commerce, World Trade Club of New York (board directors 1964-1974).