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Susan E. Foster

Listed in Best Lawyers since 2012

Perkins Coie LLP

Susan Foster, a partner in the firm's Litigation practice, focuses her practice on antitrust and trade regulation counseling and litigation as well as intellectual property, advertising and other complex business and financial litigation.  In her counseling practice Susan assists clients with a full range of antitrust and marketing issues including distribution counseling, advertising and promotion issues, strategic alliances and Hart-Scott-Rodino premerger notification matters. Her clients encompass businesses from a range of high-technology and other industries, including aerospace and computer software.

Case History

  • Other Court Admissions
    • U.S. Court of Appeals for the Tenth Circuit
    • U.S. District Court for the Western District of Washington
    • U.S. District Court for the Eastern District of Washington
    • U.S. District Court for the Eastern District of Michigan


  • King County Bar Volunteer of the Month, September 2002
  • Listed in Marquis Who's Who in American Law, Who's Who in the World, Who's Who in America and Who's Who in American Women
  • Listed in Washington Law & Politics, "Washington's Super Lawyers," various years, 2001 - 2012

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1201 Third Avenue, Suite 4900
Seattle, WA 98101-3099
Phone: 206-359-8846
Firm Phone: 206-359-8000

Practice Areas

  • Antitrust Law
  • Commercial Litigation
  • Litigation - Antitrust
  • Litigation - Intellectual Property

Lawyer of the Year


  • Pacific Lutheran University (BA)
  • University of Puget Sound School of Law (J.D.)

Bar Admissions

  • Washington State Bar Association

Organizations & Affiliations

  • Washington State Bar Association — Member
  • American Bar Association — Member