Donald ridge

Donald L. Ridge


Los Angeles

1055 West Seventh Street
Suite 2400
Los Angeles, CA 90017
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University of Southern California, Los Angeles, California, 1987
Occidental College, Los Angeles, California, 1982
State Bar Licenses
Court Admissions
U.S. Court of Appeals, 9th Circuit
U.S. District Ct., C.D. of California
U.S. District Ct., E.D. of California
U.S. District Ct., N.D. of California
U.S. District Ct., S.D. of California

Donald L. Ridge


Donald Ridge focuses his practice in the areas of product liability and commercial litigation. Donald represents biotech, pharmaceutical and medical device companies in a variety of forums across the nation. He has successfully represented clients in individual, mass tort and class actions. His experience includes products for the treatment of conditions involving the cardiovascular system, mental health, blood, oncology, the endocrine system, infections, and orthopedics, and other medical products such as surgical tools, wheelchairs and defibrillators in matters alleging injuries from allergies to dermatological conditions to cardiovascular disorders to nervous system disorders. He routinely counsels these clients on litigation avoidance in many different areas, including clinical trials, sales representative practices and warnings. 

Donald has also represented clients on other product liability matters concerning such products as household goods, food, automobiles and automobile parts, manufacturing machinery, chemicals and solvents. 

Donald’s complex commercial litigation experience ranges from contractual disputes to commercial fraud. He also has experience in copyright, trademark and other intellectual property matters.

Donald is the Member-in-Charge of Clark Hill's Los Angeles office.


  • Presenter, "Handling and co-ordinating claims in the US," presented to Kennedys, October 5, 2016
  • "US Courts & Recent Trends," in-house presentation to an insurance company in Zurich, Switzerland, 2012
  • Quoted in "Firm Maximizes International Relations" by Susan McRae, Los Angeles Daily Journal, January 4, 2011
  • Speaker, Hildebrandt Institute 8th Annual Practice Group Management Forum: New Models for Success, 2010
  • "Cross the Pond Without Drowning - How to Staff & Conduct Global Clinical Trials," Food, Drug & Healthcare MCLE Event, 2010
  • "Legal Issues Relating to Sales Force," 2005
For fourteen years (2004, 2006-2018) Donald Ridge has been named a Southern California Super Lawyer in a survey distributed by Thomson Reuters, a distinction honoring the top 5% of lawyers in the region
Defense Research Institute, Drug and Medical Device Subcommittee
American Bar Association
Los Angeles County Bar Association