Our People

Jonathan P. Hersey

(949) 398.7503


State Bar of California
United States Circuit Courts of Appeal for Federal Circuit and Ninth Circuit
Federal District Courts for the Central, Southern, Eastern, & Northern Districts of California
United States Bankruptcy Courts for the Central, Eastern & Northern Districts of California


IP Litigation
Trade Secrets
Litigation and Dispute Resolution
Commercial Litigation
Financial Services Litigation
E-Discovery and Information Risk



J.D., University of California, Los Angeles (UCLA) School of Law

B.A., Political Science, University of California, Berkeley



Jonathan Hersey is a partner in the Irvine office. Mr. Hersey has more than 20 years of civil litigation and trial experience. Mr. Hersey specializes in complex commercial, business and intellectual property disputes, particularly those involving claims of breach of contract, unfair competition, misappropriation of trade secrets, merger and acquisition earn-outs, fraud, lender liability, protection of creditors' rights, and other business torts.

Mr. Hersey has extensive experience representing computer industry, manufacturing and distribution businesses, and financial institutions in federal and state courts, and in private arbitrations and mediations. Mr. Hersey has defended and prosecuted class action claims and has tried numerous cases to judgment or verdict in California, Delaware, New York, Arizona, and Texas.

Prior to joining CKR law, Mr. Hersey was a founding partner of the litigation firm Slater Hersey & Lieberman LLP, with offices in both southern and northern California, which Mr. Hersey helped manage for more than 7 years. Prior to forming his own firm, Mr. Hersey was a partner in the Business Trial practice group of Sheppard Mullin Richter & Hampton LLP, and was co-chair of the firm's E-Discovery Team. After law school, Mr. Hersey served as a Law Clerk for the Honorable David V. Kenyon, U.S. District Court Judge in the Central District of California.

Mr. Hersey is also one of the founders of Education Unlimited, Inc., a California corporation offering academically-oriented summer camps and scholastic programs for high school and grammar school students, including college admissions preparation, acting and theater arts, computer usage and programming, Sally Ride Science Camps, public speaking and competitive speech and debate.

Notable Representation: 

Complex Commercial and Business Litigation Matters

Intellectual Property and Trade Secret Disputes

Sample Class Action Experience

Employer-Employee Non-Compete and Separation Matters

Corporate Counseling & Risk Management Experience