Background
O’CALLAGHAN, DAVID was born on December 20, 1963 in New York, New York, United States.
O’CALLAGHAN, DAVID was born on December 20, 1963 in New York, New York, United States.
National University of Ireland, Cork, Ireland (Bachelor of Civil Law, 1985). King"s Inn, Dublin, Ireland.
Working as a partner of WAGNER & KANE. Admitted to the bar, 1987, Ireland. 1989, California.
Bar Association of San Francisco. State Bar of California. American Bar Association.
Bar Association of Ireland.
(Resident).