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Matthew L. Marshall

Member

Matthew L. Marshall is a litigator with decades of experience in defending product liability cases primarily in the life science industry, in matters involving medical device, pharmaceutical, and dietary supplement claims.  Matt also litigates commercial and insurance coverage matters.

Matt is dually licensed in California and Colorado, and his clients are as diverse as the jurisdictions in which he practices.

Matt’s medical device clients include manufacturers and distributors of dozens of different types of Class III, II, and I devices.

In 2025, Matt obtained a dismissal of a contract manufacturing client in a mass tort medical device litigation.

Matt also represents pharmaceutical manufacturers and distributors in product liability cases, including sponsors and contract research and manufacturing organizations in clinical trials litigation. He also represents manufacturers, distributors, ingredient suppliers, and contract manufacturers of medical devices, dietary supplements and other food products. Additionally, he represents testing labs in personal injury litigation.

In 2023, Matt obtained summary judgment in favor of a clinical trial sponsor in a wrongful death case involving the trial of experimental biopharmaceutical product for use in bone marrow transplants.

In 2022, Matt obtained a judgment in favor of a clinical research organization in a wrongful death case involving experimental treatment for breast cancer.

In the commercial products industry, Matt represents manufacturers of OTR tires, bulk plastics, molds, pre-manufactured barns, toilet valves, appliance hoses, resurfacing coatings, and many component parts.

In 2024, Matt obtained summary judgment in a OTR tire separation case in which one mechanic was killed and another was gravely injured.

In the consumer products industry, Matt represents manufacturers of utility vehicles, off-road protective gear, tires, exercise equipment, smartphones, tablets and chargers, and pet supplies.

Matt has also litigated commercial and insurance coverage matters in several jurisdictions across the country.

Matt has successfully tried to verdict numerous claims involving death or serious injuries, including stroke, TBI, neurological deficits & paralysis, respiratory failure, SJS, burns, organ damage & failure, amputation, RSD, blindness, and other catastrophic injuries.

Matt has also served as national and regional counsel in several coordinated mass tort litigation and class actions.

Education

J.D., Loyola Marymount University, Los Angeles, California, 1993
University of California-Los Angeles (UCLA), Los Angeles, California, 1990

Recognitions

Named among Best Lawyers in America® for Mass Tort Litigation/Class Actions – Defendants by Best Lawyers (2025-2026)

Medmarc Attorney of the Year – 2022

State Bar Licenses

California, Colorado

Court Admissions

U.S. Court of Appeals, 9th Circuit
U.S. District Ct., C.D. of California
U.S. District Ct, District of Colorado
U.S. District Ct., E.D. of California
U.S. District Ct., S.D. of California
Supreme Court of California

Articles and Presentations

  • Co-author, “California Appellate Decision Solidifies Rule on Standing for Opposing Motions for Summary Judgment by Co-Defendants”, November 13, 2025
  • Co-author, “Are Exculpatory Clauses Enforceable in Colorado? Court of Appeals Clarifies the Limits of Liability Waivers”, November 10, 2025
  • Co-author, “Colorado Damage Caps: Supreme Court Upholds $40 Million Medical Malpractice Award”, October 22, 2025
  • Co-author, “Doing the right thing: Playing fair with the involuntary pro se litigant”, August 5, 2025
  • Co-author, “California Supreme Court strengthens forum selection clause enforcement”, July 28, 2025
  • Co-author, “California’s Fourth Appellate District Provides Much-Needed Clarity for Summary Judgment Motions,” July 22, 2025
  • Co-author, “Colorado Court of Appeals Clarifies Permissibility of Substituted Service of Process Under Hague Service Convention,” July 1, 2025
  • Presenter, “Medical Device v2.0: Safer but Riskier? – Litigation and Compliance Implications for Medical Device Improvements,” Medmarc Insurance Risk Management Webinar Series, June 25, 2025
  • Presenter, “The Texas Two-Step: The Steps, Turns and Spins of Mitigating Mass Tort Liability Through Bankruptcy,” Medmarc 2025 Medical Device Seminar, June 13, 2025
  • Co-author, “Artificial Intelligence or Innocent Ignorance?  Hard Lessons Yield Best Practices,” June 10, 2025
  • Co-author, “California Supreme Court holds that limitations of liability provisions are unenforceable for willful conduct under Civil Code Section 1668,” April 29, 2025
  • Co-author, “Ninth Circuit expands specific jurisdiction for e-commerce platforms,” April 23, 2025
  • Co-author, “Colorado Court of Appeals holds that the Felonious Killing Exception Applies to Corporations”  March 21, 2025
  • Author, “New FDA Draft Guidance on Medical Product Communications: What You Need to Know,” January 20, 2017
  • “FDA Regulations, Medical Causation, and Treating Provider Depositions,” webcast co-presented by DRI’s Drug and Medical Device Committee and Young Lawyers Committee, December 12, 2013
  • “Decision Limits Exposure for Medical Device Manufacturers,” Los Angeles Daily Journal, July 9, 2013
  • “California Appellate Court Decision Favorable for Medical Device Manufacturers,” Email Alert, July 8, 2013
  • “Introducing new rules for depositions, effective Jan. 1,” Los Angeles Daily Journal, December 31, 2012
  • “Justices Limit Exposure of Foreign Businesses to US Litigation,” Los Angeles Daily Journal, July 7, 2011
  • “Supreme Court Rules that State Failure to Warn Claims Against Generic Drug Manufacturers are Preempted,” June 27, 2011
  • “The Nuts and Bolts of Product Liability Litigation,” September 2010
  • “Co-Defendants in Drug & Medical Device Litigation – Powerful Allies/Dangerous Enemies,” June 8, 2010
  • “We Said That? Navigating the Risks of a Robust Advertising, eMarketing & Promotions Program for Medical Products,” May 2010
  • “Best Practices for Managing Deposition Expenses and Achieving Predictable Legal Costs,” December 2009
  • “Product Liability and Food Contamination Seminar,” August 2002
  • “The Admissibility of Medical Device Reports in Civil Litigation, Medical Device and Diagnostic Industry,” January 2001
  • “Common Sense Reform or Legislative Excess?” A Survey of Recent State Tort Reform Legislation, International Legal Strategy, Vol. IX-2, February 15, 2000

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