Children: Helene Lesterlin, Roland Lesterlin. Bachelor, Harvard University, 1963, Juris Doctor, 1967. Bachelor of Laws, Cambridge (England) University, 1965.
Bar: New York 1969; associate Sullivan & Cromwell, New York City, 1967-1970. Director Council on Environment, Office of Mayor City of New York, 1970-1972. Vice president, general counsel Corporation Property Investors, New York City, 1972-1975.
Vice president Levitt &Sons Incorporated., Greenwich, Connecticut, 1975-1978.
President Belknap Company Limited., Canaan, New York, 1978. Adjunct Professor Western New England College School Law.
Fellow English Speaking Union, 1963-1964. Member Berkshire Natural Resources Council (trustee), Harvard.
Married Dorothy Callaway, August 12, 1967 (divorced December 1989). Children: Michael, Jenny Warner, Matthew Gibb. Married Martha Burke-Hennessy, May 25, 1996.
Stepchildren: Hélène Lesterlin, Roland Lesterlin.