Michael Jonathan Partos

Michael J. Partos is a partner at WSHB’s Glendale office, where he focuses his practice on products liability, subrogation, business litigation, D&O and E&O claims, insurance litigation, general liability defense, toxic torts, maritime, legal malpractice, employment and construction litigation. Michael has handled complex litigation matters for more than 30 years and has successfully prepared and tried many cases to verdict in the state and federal courts of Los Angeles County, Ventura County, San Diego County, Placer County, the Central District of California and the Southern District of California. Michael has successfully represented clients on writs and appeals to the U.S. Court of Appeals for the 9th Circuit, the Second District Court of Appeal and the California Supreme Court. Michael serves as a volunteer commercial dispute arbitrator for the Los Angeles County Bar Association. He also volunteers for a number of civic and community causes, including the South Pasadena Public Schools.

Credentials

Newsroom

News

•New Defined Equity Partners Celebrated at WSHB as 2023 Begins
Firm News, 1.9.23
•California Targets Gun Owners as Legislators Attempt to Push Gun Liability Insurance Requirement Through the Legislature
Article, 9.10.22
•First Fatality Collision Between Self-Driving Vehicle and Pedestrian Marks The Beginning of a New Era of Litigation and Insurance Issues
Article, 3.21.18

Publications

•City Not Liable for Park Visitor Shot and Killed in Parking Lot
Case Updates, 11.29.23
•Rams Football Fan Learns that, In Order to Score in Court, He Must Establish Both Negligence and Causation
Case Updates, 8.1.23
•Contractual Indemnitee Without AI Status Unable to Sue Contractor Insurer for Defense, Despite CGL Policy Clause
Case Updates, 4.12.23
•Proposition 65 Amendments: Who is Impacted and How to Comply in an Era of Regulatory Change
Publications, 3.26.17
•Proposition 65 - Safe Drinking Water and Toxic Enforcement Act of 1986 - Regulatory Update regarding Bisphenol A
Publications, 2.13.17

Community

Community Activities

•Los Angeles County Bar Association, Volunteer Commercial Dispute Arbitrator
•South Pasadena Public Schools, Volunteer

In the News

•City Not Liable for Park Visitor Shot and Killed in Parking Lot
•Rams Football Fan Learns that, In Order to Score in Court, He Must Establish Both Negligence and Causation
•WSHB Scores a Knockout Victory in Assault Case Against Celebrity's Security Guard
•Contractual Indemnitee Without AI Status Unable to Sue Contractor Insurer for Defense, Despite CGL Policy Clause

Honors & Recognitions

•Named a Top Attorney by Pasadena Magazine (2017)