 Upon Haldeman's release, he returned to private life and was a successful businessman and real estate developer until his death from cancer in 1993 at the age of 67.Haldeman was born in Los Angeles on October 27, 1926, one of three children of socially prominent parents.His father, Harry Francis Haldeman, founded and ran a successful heating and air conditioning supply company, and gave time and financial support to local Republican causes, including the Richard Nixon financial fund that led to the so-called "Fund Crisis" during the 1952 presidential race.