Casey Shaw


  • Office Contact Info
  • Biography

    Casey Shaw is an experienced litigator in grsm’s San Diego office, and an active member of the Tribal, Appellate, Government, Insurance, and Environmental/Toxic Tort practice groups. His practice spans the gamut of civil defense cases, focusing in personal injury, commercial liability, governance, land use, ERISA, and appellate matters. Mr. Shaw possesses a heavy law and motion background with proven success defending claims from pre-litigation through discovery and dispositive motions. He additionally has extensive government advisory experience working with various California Indian tribes and Southern California public agencies.

    Tribal Law / Government / Administrative Law

    Mr. Shaw regularly defends California tribal governments and tribal officials in a broad range of civil litigation matters, from premises liability, to wrongful death, to tribal law enforcement, to governance and oversight. He zealously upholds his clients’ sovereign immunity, quashing or dismissing several lawsuits improperly filed in state and federal court through his ardent and proven motion practice. His governmental background lends itself to successful representation of tribal officials by asserting their various personal immunities in developing areas of the law.  
    Before joining GRSM, Mr. Shaw practiced for a decade representing various Southern California cities and public agencies in both litigation and advisory capacities, focusing in land use, CEQA, inverse condemnation, eminent domain, environmental, dangerous condition of public property, development, employment, and general liability matters.

    Appeals & Writs

    Mr. Shaw’s vast civil litigation and legal writing background lends itself to a broad appellate practice, welcoming all varieties of client appellate needs. He has briefed and argued several state and federal appeals, both in civil and criminal arenas, consistently guiding clients to success. Mr. Shaw also has extensive experience handling writ of mandate and extraordinary relief actions to accommodate his clients’ unique and emergency needs.

    Health Care & ERISA

    Mr. Shaw regularly defends health care insurers in arbitration and litigation brought under both ERISA and state law. These cases involve a variety of issues including claims brought against health insurers by both their members and health care providers. He has successfully resolved several breach of contract, bad faith, and underpayment of benefits claims for a fraction of the damages initially alleged.


    U.S. District Court, Northern District of California
    U.S. District Court, Central District of California
    U.S. District Court, Southern District of California
    Ninth Circuit Court of Appeals
    Ninth Circuit Bankruptcy Appellate Panel
    San Manuel Tribal Court
    Tule River Tribal Court


    State Bar of California, Public Law Section
    San Diego County Bar Association

  • Practice Areas
  • Representative Experience
  • Publications & Presentations


    Published Appellate Opinions

    • Open Medicine Institute, Inc. 639 B.R., 2022
    • Champir, LLC v. Fairbanks Ranch A’ssn 66 Cal.App.5th 583, 2021
    • Preserve Poway v. City of Poway Cal.App.4th 560, 2016
  • Education


    J.D., cum laude, California Western School of Law, 2008

    • California Western Law Review/International Law Journal, Associate Editor, 2007 – 2008

    B.A., Political Science, University of California, San Diego, 2004


    Best Lawyers in America® Ones to Watch distinction in Administrative / Regulatory Law (2021-2024)

    Top Attorney distinction, GRSM (San Diego) (2020)