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Guy R. Gruppie Attorney at Law
San Francisco Office
Senior Partner
(415) 524-4300
(415) 391-2058 fax

Los Angeles Office
213-623-6336 fax

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Bar Admissions

  • California, 1991
  • U.S. District Court Southern District of California, 2008
  • U.S. District Court Central District of California, 1991
  • U.S. District Court Eastern District of California, 2004


  • Loyola Law School, Los Angeles, California (J.D., American Jurisprudence Award in Trial Advocacy, 1991)
  • University of Southern California, Los Angeles, California (B.A. in Journalism & Political Science, with Honors, 1988)

Guy R. Gruppie

Guy R. Gruppie is a Senior Partner in the Los Angeles and San Francisco offices of Murchison & Cumming, LLP.  He serves as Co-Chair of the Emerging Risks & Specialty Tort Practice Group and is a senior member of the firm's Product Liability, General Liability, Business Litigation and Hospitality Litigation practice groups.  Mr. Gruppie specializes in the defense of complex and high-stakes litigation. With broad civil trial experience, Mr. Gruppie has developed a  diverse portfolio of clients which includes large and small international, national and local businesses, celebrities, athletes and other high net-worth individuals involved in high-profile matters. He is considered one of California’s “go to” defense trial lawyers.  

He is a member of the American Board of Trial Advocates (Associate Rank), Los Angeles Chapter, the Council on Litigation Management (CLM), and the Federation of Defense & Corporate Counsel (FDCC) among other prestigious bar organizations.  From 2004-2008, Mr. Gruppie was Vice Chair of the Trial Tactics/Trial Practice Section of the FDCC, a premier defense attorney organization.
He has served as an adjunct professor in California Civil Procedure at Southwestern University Law School in Los Angeles.  Mr. Gruppie is a popular author and sought-after speaker on torts, business litigation and jury trial matters.  Mr. Gruppie has addressed national and local trade groups, insurance company executives, members of the bench and bar and law students on issues relating to effective use of mock trials and focus groups as a means of preparing for complex trials, jury verdicts and tort law trends in California and evidentiary issues facing corporate defendants in tort and business litigation, among other trial issues and trends.   
Mr. Gruppie is "AV" rated by Martindale-Hubbell and has been recognized as a "Southern California Super Lawyer" in a peer vote by Law & Politics Magazine for several consecutive years.  He has also been named a Top Attorney in the San Gabriel Valley by Pasadena Magazine for five consecutive years by vote of area peers and judges. He is admitted to practice in all California state courts and the United States District Court, Central, Eastern and Southern districts of California. He is an honors graduate of the University of Southern California (B.A.) and Loyola Law School (J.D.) where he earned the American Jurisprudence Award in Trial Advocacy.  Before law school, Mr. Gruppie worked as a reporter and editor at the Los Angeles Times. He is active in several San Gabriel Valley area charities and the Arcadia American Little League.

Professional Associations and Memberships

  • Member, American Board of Trial Advocates, Los Angeles Chapter
  • Federation of Defense & Corporate Counsel
  • Defense Research Institute
  • National Association of Elevator Contractors; Elevator Industry Group of Los Angeles
  • Association of Southern California Defense Counsel
  • American Bar Association
  • Claims Litigation Management Alliance

Published Works

Classes/Seminars Taught

  • United III/NAEC 2012 Convention & Exposition, September 10-13, 2012, Atlantic City, NJ
  • "Howell, Hanif & Beyond--The current climate for assessment of medical 'specials,'" Tokio Marine Management and TM Claims Services, May 30, 2012, Pasadena, CA
  • Elevator Industry Group of Southern California, January 17, 2012, Los Angeles, CA
  • "Attacking the Vulnerable Plaintiff Expert," Chubb Services Holiday Luncheon, December 2, 2011, Los Angeles, CA
  • "California Civil Procedure," Southwestern University School of Law, Los Angeles, CA 2011
  • "Minimizing Your Chances of Being Sued and Maximizing Your Chances of Winning if You Are", Elevator Industry Group of Southern California Meeting, Los Angeles, CA, 2009
  • "Anatomy of an Elevator Accident Trial", National Association of Elevator Contractors Annual Meeting, Sarasota, FL, 2008
  • Representing High Profile Clients, Federation of Defense and Corporate Counsel Annual Meeting, Sun Valley, ID, 2007
  • "Use of Evidence of Absence of Prior Claims to Refute Product Defect Claims", Federation of Defense & Corporate Counsel Winter Meeting, Las Vegas, NV, 2006
  • "A Necessary Dress Rehearsal: Achieving Maximum Trial Results Through the Use of Mock Trial/Focus Groups", Federation of Defense & Corporate Counsel Annual Meeting, Chesapeake Bay, MD, 2004