Background
Langdon Riddle was born on May 11, 1935 in Tarrytown, New York, United States. Son of Stuart Riddle and Irene (Davis) Stevenson.
educator investment banker association executive
Langdon Riddle was born on May 11, 1935 in Tarrytown, New York, United States. Son of Stuart Riddle and Irene (Davis) Stevenson.
Bachelor, Princeton University, 1957.
Vice president, Bankers Trust Company. New York City, 1958-1969;
1st vice president, Bache & Company, Inc., New York City, 1969-1975;
1st vice president, treasurer, Bache Halsey Stuart Shields Inc., New York City, 1975-1978;
senior vice president, treasurer, Bache Halsey Stuart Shields Inc., 1978-1982;
senior vice president, treasurer, Prudential-Bache Securities, 1982-1990;
also director, Prudential-Bache Securities. Treasurer Bache Group Inc., 1978-1982.
Treasurer, director Prudential Bache TradeCorp., 1984-1985, president, chief Executive officer, 1985-1987. Trustee CommandMoney Fund, from 1982, Command Tax Free Fund, from 1982, Command Government Fund, from 1982. Member of advisory board National Enterprise Bank, Washington, 1983-1989.
Chairman PB International Bank, Luxembourg, 1986-1988. Director development Am.Birding Association, from 1990. Teacher Hackley School, Tarrytown, New York, from 1990.
Trustee Village of Irvington-on-Hudson, New York, 1967-1970, mayor, 1970-1971. Vice president, board directors Hudson Valley chapter National Audubon Society, 1974-1980, editor newsletter, 1974-1978. Treasurer, board directors American Birding Association, since 1989, Federated Conservationists of Westchester County, from 1991. Trustee Teatown Lake Reservation Inc., from 1991. With United States Air Force, 1961-1962. Member Racquet and Tennis Club, Ardsley Country Club.
Son of; married Mary Harman Biggs, April 22, 1972. Children: Charlotte, John, Alexander. Stepchildren: Elizabeth, Susannah, Jennifer Smith.