Background
Costello, Joseph M. was born on February 1, 1940 in Mahopac, New York, United States.
Costello, Joseph M. was born on February 1, 1940 in Mahopac, New York, United States.
Le Moyne College (Bachelor of Business Administration, 1962). Syracuse University (Bachelor of Laws, 1965).
Worked at Ryder & Costello. Admitted to the bar, 1966, New New York 1975 United States. District Court, Southern District of New New York
Member, Town Board, Town of Carmel, 1968-1971.
Town Justice, Town of Carmel, 1968-1975. New York State Tax Attorney, County of Putnam, 1976-1979.
Putnam County District Attorney, 1979-1987. Member: Putnam County Bar Association (President, 1977).
Member, Town Board, Town of Carmel, 1968-1971. Town Justice, Town of Carmel, 1968-1975. New York State Tax Attorney, County of Putnam, 1976-1979.
Putnam County District Attorney, 1979-1987.
Member: Putnam County Bar Association (President, 1977).