Photo of James J. Mittermiller

James J. Mittermiller

Of Counsel


  • J.D., University of California, Berkeley, 1978, Associate Editor of the Industrial Relations Law Journal
  • B.A., Claremont McKenna College, 1975, magna cum laude
  • University of Heidelberg, Germany


James J. Mittermiller is Of Counsel in the Business Trial Practice Group in the firm's San Diego office.

Areas of Practice

James has a broad-based business litigation practice, which includes intellectual property, unfair competition, financial institution litigation, lender liability, corporate and partnership disputes, and antitrust.

Upon graduation from law school, James joined the Los Angeles office of Sheppard, Mullin, Richter & Hampton.  He is one of the founding members of the firm's San Diego office.


  • San Diego Super Lawyer, Super Lawyers, 2017
  • Who's Who in American Law
  • Who's Who in America
  • Who's Who in the World


Mr. Mittermiller has defended dozens of class actions, and has obtained favorable resolutions through denial of class certification, settlement, and victory through summary judgment motion and trial.


  • Board of Governors, Association of Business Trial Lawyers
  • Subcommittee Co-Chair, Corporate Counsel Committee of the ABA Litigation Section
  • Executive Committee, Prejudgment Remedies Section of the L.A. County Bar Association
  • Barrister, American Inns of Court
  • Board of Directors (Past President), Legal Aid Society of San Diego
  • Board of Directors, La Jolla YMCA