Adam B.  Weiss

Adam B. Weiss

Adam B. Weiss is a complex commercial litigation and financial services partner in the Los Angeles office of Munger, Tolles & Olson.

Adam’s practice spans a broad range of litigation matters, with particular focus on representing corporations in cases involving complex financial products, corporate contracts and transactions, securities law issues, and finance-related matters. He has extensive experience litigating clients’ most sensitive and important matters in federal and state courts across the country, at all stages from pre-complaint assessment to and through trial.

In addition to his client work, Adam is actively involved in the community. Among other things, he serves as a member of the Board of Directors of the Constitutional Rights Foundation and Public Counsel’s Leadership Council, and is involved with a number of other community organizations. He also serves as co-chair of the Federal Practice Task Force of the American Bar Association’s Section of Litigation. Within the firm, he is one of the chairs of Munger Tolles’ recruiting committee.

Prior to joining Munger Tolles, Adam was a litigator at one of the nation’s top law firms in New York.

Adam received his J.D. from Columbia Law School, where he was a James Kent Scholar and executive articles editor of the Columbia Law Review. Following law school, he served as a law clerk to the Honorable Debra Ann Livingston of the U.S. Court of Appeals for the Second Circuit.

He is admitted to practice in both California and New York.


Some representative matters recently handled by Adam include: *

  • Representing a global business services and solutions company in litigation arising out of the sale of part of its business to a privately held investment firm. 
  • Representing a growth-stage medical apparel company in false advertising and unfair competition claims brought by one of its principal competitors.
  • Representing Bank of America, Merrill Lynch, First Franklin Financial Corporation, Wells Fargo and other entities in numerous cases brought by securitization trustees, bond insurers, and others seeking billions of dollars on claims arising out of the purchase and sale of mortgage-backed securities.
  • Representing Bank of America in a $10 billion lawsuit brought by American International Group (AIG) alleging fraud in connection with AIG’s investments in residential mortgage-backed securities.
  • Representing and advising multiple financial institutions in connection with favorable settlements with private parties and government regulators of threatened claims related to the issuance of complex financial products.
  • Representing a hedge fund manager in connection with a number of disputes, including arbitration, with his partners, resulting in client-favorable settlement.
  • Representing a national bank in connection with shareholder litigation arising out of its acquisition of a competing national bank.
  • Advising a global food and beverage conglomerate on risk, strategy, and litigation-avoidance issues arising out of the marketing of its products.
  • Representing an Am Law 100 law firm in connection with the favorable resolution of breach of contract, fraud, and securities law claims relating to the alleged misconduct of one of its partners.

*Includes representations prior to Mr. Weiss’s affiliation with Munger, Tolles & Olson.