Teaching associate University California School Law, Berkeley, 1960-1961. Associate Bohnert, Davis & McCarthy, California, 1961-1964. Partner Bohnert, Dingus & McCarthy, San Francisco, 1964-1967, Dingus & Boring and predecessors, Mill Valley, California, since 1967.
Lecturer on construction contracts California Continuing Education of Bar. Member legal advisory committee Associate General Contractors California, past chairman, also lecturer.
Officer artillery United States Army, 1957. Member American Bar Association (construction contract law committee litigation section, forum on construction industry, fidelity and surety law committee, lecturer), California Bar Association, American Arbitration Association (arbitrator), Order of Coif, Omicron Delta Kappa.