Ms. Tough was named to the list of "Top Women Lawyers," recognizing litigators and corporate and regulatory specialists in California who exhibited excellent lawyering and leadership skills.Daily Journal 2012

Margaret A. Tough

San Francisco
  • 505 Montgomery Street
  • Suite 2000
  • San Francisco, CA 94111-6538
  • USA

Margaret Tough, a partner in Latham & Watkins' San Francisco office, represents both companies and individuals in complex litigation matters.

A member of the firm's White Collar Defense & Investigations Practice, Ms. Tough is a skilled defense lawyer, tactician and writer. She has tried several noteworthy cases and served as second-chair in a number of major trials in the last five years:

  • Økokrim v. Vilhelmsen: Assisted as US trial counsel to an individual charged with money laundering offenses in Norway to a complete acquittal
  • Jasmine v. Marvell: Represented Marvell Semiconductor, Inc. in a trade secrets misappropriation trial to a complete defense verdict
  • SEC v. Jasper: Represented a former CFO in a stock options backdating case brought by the SEC
  • US v. Stein: Represented an individual charged with tax evasion and conspiracy in federal court in New York

In addition to her trial work, Ms. Tough has conducted numerous internal investigations in the United States and around the world.

Ms. Tough's recent experience includes representing:

  • The founder and former CEO of a major energy company in an internal investigation and related proceedings stemming from a hostile proxy battle
  • A businessman in a criminal money laundering case in Oslo District Court in what was billed as the largest financial crimes case in Norwegian history
  • PG&E in the government investigation and civil litigation stemming from the San Bruno natural gas pipeline explosion
  • A biotech company in a major FCPA investigation
  • The CEO of a failed California bank in government investigations and related civil proceedings
  • An international energy company in a multi-agency investigation regarding potential violations of US sanctions laws
  • An investment advisory firm in various tax shelter lawsuits and DOJ-IRS investigations, including coordinating the defense of several dozen major civil cases throughout the country
  • A foreign attorney facing extradition on federal criminal charges
  • An individual investigated for tax offenses relating to breeding thoroughbred racehorses
  • A pro bono client in obtaining a confidential settlement related to a pedestrian fatality
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