Samuel Duimovich is an associate in the Business Trial Practice Group in the firm's San Diego office and is a member of the firm’s Out at Sheppard LGBTQ Group 

Areas of Practice

Samuel’s represents clients in complex litigation matters with a particular emphasis in healthcare, insurance and securities litigation.  Samuel has experience in all stages of litigation, including motion practice, fact and expert discovery, depositions, trial, and post-trial motions in both state and federal court.

Samuel also has extensive experience large discovery projects involving ESI.  Samuel has led fact discovery teams, including document reviewers, in large derivative class actions and SEC inquiries involving extensive documents and data collection and review. 

Samuel is also actively involved in pro bono matters, having drafted a US Supreme Court amicus brief and successfully briefed and argued an asylum case in immigration court. He has received numerous recognitions for his pro bono contributions, including the California State Bar Wiley M. Manuel Award and the Inn of Court Pro Bono Publico Award from the Casa Cornelia Law Center.

While attending law school, he received a Business Law Certificate and served on the Southern California Review of Law and Social Justice.



Mr. Duimovich’s representative matters include representing:

  • Healthcare plans in “reasonable and customary value” disputes with providers.
  • Insurance companies against claims of bad faith denial of coverage, from discovery through post-trial motions.
  • Directors and officers in a derivative class action trial in Delaware Chancery Court against both former stockholders, claiming breach of fiduciary duties arising out of a merger, as well as client’s former counsel under aiding and abetting claims. Participated in all facets of litigation, including fact and expert discovery, deposition preparation, briefing, witness preparation, and direct and cross examination preparation.
  • A Dow Jones-listed corporation in a securities class action by shareholders claiming violations of the Securities and Exchange Acts that transverse both state and international jurisdictions.
  • A public company’s CEO in an SEC investigation into insider trading allegations, which resulted in successfully petitioning the SEC to take no action.
  • A syndicate of LGBT military organizations in an amicus brief before the US Supreme Court that was cited by a Justice.
  • An LGBT Nigerian national in a defensive asylum proceeding in immigration court after she fled persecution in her home country. Obtained a complete victory with appeal waived. Responsible for all aspects of case, including fact discovery, briefing and oral arguments.



Rising Star, San Diego Super Lawyers, 2018-2022



J.D., University of Southern California Law School, 2014, Order of the Coif

B.A., University of California, San Diego, 2011, cum laude


  • Judicial extern for the Honorable George H. Wu of the United States District Court for the Central District of California.


  • California
  • U.S. District Court for the Southern District of California
  • U.S. District Court for the Central District of California
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