Eric R. Deitz


  • Office Contact Info
  • Biography

    Eric R. Deitz is a partner in GRSM’s Southern California offices and a member of the Professional Liability, Commercial Litigation, and Employment practice groups. Eric has tried multiple cases to verdict, including a statewide class action in California Superior Court. He actively litigates professional liability cases, including malpractice claims against attorneys, real estate professionals, insurance brokers and agents. He also lectures on legal ethics, e-discovery, and document retention practices and policy.

    From 2015 to 2019, Eric served on the Committee on Professional Responsibility and Conduct (“COPRAC”), a standing committee of the California State Bar. COPRAC addresses matters involving legal ethics, and helps educate and provide guidance to attorneys, judges, and the public about the ethical duties of an attorney. Eric is a member of the invitation-only Legal Ethics Committee of the San Diego County Bar Association (“LEC”). He served as the LEC chair in 2017, and as the Vice-Chair in 2016 and 2021. Since 2013, Eric has been recognized by the Southern California edition of Super Lawyers® in the area of Professional Liability Defense.


    • California
    • Illinois
    • Missouri
    • U.S. District Court, Southern and Central Districts of California
    • U.S. District Court, Northern, Central and Southern Districts of Illinois
    • U.S. Court of Appeals, Ninth Circuit
    • U.S. Supreme Court


    • State Bar of California
    • Missouri Bar
    • Committee on Professional Responsibility and Conduct (“COPRAC”), a standing committee of the California State Bar, 2015-2019
    • San Diego County Bar Association
      • Litigation Section member
      • Legal Ethics Committee, 2011-present
      • Vice Chair, 2016 and 2021
      • Chair, 2017
      • Editor and Contributor, For The Record legal ethics column, 2015-present
    • San Diego Defense Lawyers, Board of Directors, 2015-2019
    • Lewis M. Welsh American Inns of Court, Barrister
    • San Diego Barristers Club (former member of Board of Directors)
    • San Diego Lawyers Club, Fund for Justice Committee, 2014-2018

    Community Involvement

    • San Diego Teen Court Volunteer
    • Big Brothers/Big Sisters
    • YMCA Adventure Guides Expedition and Circle Leader
  • Practice Areas
  • Representative Experience

    Published Cases:

    In re Harris, 590 F.3d 730 (C.A.9, 2009)

    Woolverton v. McCracken, 321 Ill.App.3d 440 (2001)

  • Education


    J.D., The University of Missouri School of Law

    B.A., Journalism with a minor in History, The University of Missouri­ - Columbia

    Judicial Internships

    Missouri Court of Appeals – Western District


    Best Lawyers in America® distinction in Commercial Litigation (2023-2024)

    Super Lawyers® distinction in Professional Liability: Defense, Employment & Labor, Business Litigation, and Civil Litigation: Defense (2013-2017, 2019-2021, 2023)