William R. Hart


William R. Hart

Managing Partner
Santa Ana, California
714-432-8700 (ext. 350)

Bill Hart is the managing partner of Hart King, and is the client relationship partner for the firm's Manufactured Housing Community practice group. He has a national AV® PreeminentTM rating of 5.0 out of 5.

Since 1982, Bill has been an advocate for his clients from pre-litigation negotiation through trial and appeal from judgment. He represents clients in the prosecution and defense of a broad range of business, commercial and real estate disputes, including breach of contract, insurance coverage, landlord/tenant, estate litigation, trade secret and unfair competition, broker commission disputes and construction defects. Bill represents companies from a diverse range of industries, including residential and commercial property developers and managers, Homeowners Associations, high-tech manufacturers, insurance marketing organizations, financial institutions, independent dealers and distributors, and corporate and partnership interests of all types. He has also been retained as an expert witness and consultant by other attorneys in support of their Superior Court litigation.

Areas of Practice

  • Business Litigation
  • Civil Litigation
  • Manufactured Housing
  • Real Estate Litigation

Bar Admissions

  • California
  • District of Columbia
  • U.S. District Court Central District of California
  • U.S. District Court Northern District of California
  • U.S. District Court Southern District of California
  • U.S. Court of Appeals 7th Circuit
  • U.S. Court of Appeals 9th Circuit
  • U.S. Supreme Court


  • Southwestern University School of Law, Los Angeles, California
    • J.D. - 1976
  • University of Southern California, Los Angeles, California
    • B.A. - 1973

Professional Associations and Memberships

  • California Bar Association
  • Orange County Bar Association
  • Washington, D.C. Bar Association
  • ProVisors