William J. Caldarelli


Mr. Caldarelli advises and represents corporate and individual clients in business, real estate and intellectual property disputes. Mr. Caldarelli has litigated and tried cases in state and federal court and before various arbitration providers.

After graduating with honors from the Boalt Hall School of Law at U.C. Berkeley, Mr. Caldarelli began his legal career as a law clerk to the Honorable Edward J. Schwartz, former Chief Judge of the United States District Court for the Southern District of California. Mr. Caldarelli was a litigation associate with Latham & Watkins and a partner at Mazzarella Dunwoody & Caldarelli, LLP before forming Caldarelli Hejmanowski & Page LLP in 2011.

Mr. Caldarelli has been recognized as a San Diego Super Lawyer and San Diego Top Attorney in the fields of business litigation, intellectual property and real property litigation.

In addition to his accomplishments in the courtroom, Mr. Caldarelli has served as Chairman of the Litigation Section of the State Bar, President of the San Diego Chapter of the Federal Bar Association, on the Board of Governors of the San Diego Chapter of the Association of Business Trial Lawyers, and a Master in the Louis Welsh and J. Clifford Wallace Chapters of the American Inns of Court.


  • AV Preeminent Rating by Martindale-Hubbell (Peer Review Rated)
  • San Diego “Super Lawyers,” Top 50 in San Diego (2012-2023)
  • San Diego “Super Lawyers,” Business Litigation, Real Estate Litigation (2008-2023)
  • San Diego Business Journal’s Best of the Bar (2016-2021)
  • San Diego Daily Transcript “Top Attorneys,” Business Litigation, Real Estate Litigation (2010-2021)
  • San Diego Magazine “Top Lawyers in San Diego” (2012-2021)
  • The Best Lawyers in America for Commercial Litigation, Litigation – Intellectual Property, Litigation – Patent (2016-2023)
  • The Best Lawyers in America – Lawyer of the Year (2023) 


  • California State Bar (Litigation Section)
  • U.S. District Court, Southern, Central, Eastern and Northern Districts of California
  • Federal Bar Association
  • Association of Business Trial Lawyers
  • Louis Welsh Chapter, American Inns of Court
  • J. Clifford Wallace Chapter, American Inns of Court
  • Knights of Columbus
  • National Italian American Bar Association


  • B.A., University of California, Irvine, Summa Cum Laude (1987)
  • University of Sussex, Education Abroad Program (1986-87)
  • J.D., Boalt Hall School of Law, Order of the Coif (1990)
  • Harvard Law School, Reciprocity Exchange Program (1989-90)
  • NITA College of Trial Advocacy

William Caldarelli

3398 Carmel Mountain Road, Suite 250
San Diego, CA 92121
(858) 764-8105