Bachelor of Science in Industrial Relations, University North Carolina, 1958.
Personnel supervisor, Campbell Soup Company, Modesto, California, 1960-1962;
sales manager, United States Audio & Copy Corporation, San Francisco, 1962-1965;
stockbroker, Hornblower & Weeks-Hemphill, Noyes, San Francisco, 1966-1973;
founder, president, Hornblower Yachts, Inc., Berkeley, California, 1973-1980;
principal, chairman, Hornblower, Upson, Monfils & Proeschcer, Pleasant Hill, California, 1985. President Sea Ventures, Inc., Florida, since 1975. Founder Commodore Dining Cruises, Inc., Lafayette, California, since 1986.
Founder, president Data Tab Inc., Castro Valley, California, 1982.
Board of directors Andrew and Gladys Proescher Ednl./Vocational Loan Fund, since 1975. Served with United States Navy, 1958-1960. Member International Platform Association, National Speakers Association, Rotary, LafayetteTennis Club, American Mensa, Little Venice Yacht Club (Stockton, California).
Married Susan Dittmar, May 1, 1971. Children; Tobin Dittmar, Morgan Boehm.