Andrew Weisberg


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Andrew Weisberg is a counsel in O’Melveny’s Los Angeles office who specializes in litigation involving commercial real estate and real estate developments, as well as consumer class actions. He has also handled a wide range of other complex matters, including contract disputes, white collar defense, and corporate internal investigations.

Andrew’s real estate litigation experience includes successes in arbitration and before trial:

  • Obtained arbitration victory involving dispute over management of large residential real estate construction project, resulting in full reinstatement of client’s profit participation interest and award of attorney’s fees.
  • Defended tenant manufacturer in leasehold dispute over building modifications and tenant improvements, leading to settlement more than 90% below landlord’s initial demand.
  • Defending tenant in dispute over assignment of leasehold interest in commercial retail center.
  • Defended seller in dispute related to sale of high-value residential property, leading to favorable settlement.
  • Defending seller in dispute over sale of large tract of land to developer.

Andrew has achieved similar success defending class actions as well:

  • Obtained dismissal without leave to amend regarding putative class action alleging design defects in major auto manufacturer’s electronic keyless ignition system.
  • Defended nutraceutical manufacturer against nationwide class action alleging labeling misrepresentations, leading to pending settlement agreement on favorable terms.
  • Defended logistics solutions company against class action regarding purported employee misclassifications, leading to pending settlement agreement on favorable terms.

Honors & Awards

  • Recognized in Best Lawyers® “Ones to Watch” list for Litigation - Real Estate (2023-2024)


Bar Admissions

  • California 

Court Admissions 

  • US Court of Appeals, Ninth Circuit
  • US District Court, Central and Northern Districts of California


  • Washington University, B.A., Philosophy/Political Science, 2010 
  • University of Michigan Law School, J.D., 2015

Professional Activities

Judicial Externship

  • Eastern District of Michigan, Judge Marianne O. Battani


  • “Five Crypto-Securities Trends that Spell More Lawsuits in 2018,” Journal of Investment Compliance, Vol. 19 Issue: 2, pp. 13-15 (2018)