Background
O'Callaghan, Michael J. was born on December 2, 1963 in Detroit, Michigan, United States.
O'Callaghan, Michael J. was born on December 2, 1963 in Detroit, Michigan, United States.
University of Michigan (Bachelor of Arts, 1986). University of Detroit (Juris Doctor, 1989).
Worked at Fuller & Henry P.L.L. (Toledo, Ohio) specializing in Environmental Law. Admitted to the bar, 1990, Ohio. United States. Court of Appeals, Sixth, Seventh and D.C. Circuits and United States.
District Court, Northern District of Ohio. Member: Toledo, Ohio State and American Bar Associations.
Member: Toledo, Ohio State and American Bar Associations.