Atty. Susan E. Foster

Atty. Susan E. Foster

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.

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Profile Summary

About Susan E. Foster at a glance

Susan E. Foster is a business, ip, trade secrets, and litigation attorney based in Seattle, Washington, practforg at Perkins Coie LLP. Admitted to practice in Washington, Washington State Bar Association. Educated at Seattle University (J.D., 1988) and Pacific Lutheran University (BA). Recognitions include Best Lawyers in America — Antitrust Law (2026), Best Lawyers in America — Commercial Litigation (2026), and Best Lawyers in America — Litigation - Antitrust (2026). Serands clients in Seattle, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • 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

Practice Areas Explained

Susan E. Foster's Areas of Practice

Each practice area below reflects the types of cases Susan E. Foster handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Susan E. Foster is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Washington →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Susan E. Foster is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Washington →

Trade Secrets

Susan E. Foster is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in Washington →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Susan E. Foster is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Washington →

Jurisdictional Context

Why local counsel matters in Washington

Practforg law in Washington. Legal matters in Washington are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Seattle are typically filed in the local municipal court or the appropriate Washington state district court, depending on subject matter and amount in controversy. An attorney licensed in Washington brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Washington courts without local counsel or pro hac vice admission.

Looking for additional Washington attorneys? Browse all attorneys in Seattle or all attorneys in Washington.

Frequently Asked

Common questions about Susan E. Foster

Where is Susan E. Foster's law office located?
Susan E. Foster's law practice is located in Seattle, Washington. The firm is Perkins Coie LLP. You can contact the office directly through this profile page.
What practice areas does Susan E. Foster handle?
Susan E. Foster focuses on business, ip, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in Washington.
Where did Susan E. Foster go to law school?
Susan E. Foster earned their education at (J.D., 1988); (BA).
How can I contact Susan E. Foster for a consultation?
You can contact Susan E. Foster directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Susan E. Foster received?
Susan E. Foster's notable recognition includes: Best Lawyers in America — Antitrust Law; Best Lawyers in America — Commercial Litigation; Best Lawyers in America — Litigation - Antitrust; Best Lawyers in America — Litigation - Intellectual Property; Best Lawyers in America — Trade Secrets Law.

Education

J.D.
Seattle University
- 1988
BA
Pacific Lutheran University
- In Progress

Awards

Best Lawyers in America — Antitrust Law
- 2026
Best Lawyers in America — Commercial Litigation
- 2026
Best Lawyers in America — Litigation - Antitrust
- 2026
Best Lawyers in America — Litigation - Intellectual Property
- 2026
Best Lawyers in America — Trade Secrets Law
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Technology Law
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — King County Bar Volunteer of the Month, September 2002
- 2026
Best Lawyers in America — Listed in Washington Law & Politics, "Washington's Super Lawyers," various years, 2001 - 2012
- 2026
Lawyer of the Year — Trade Secrets Law (Seattle)
- 2025
Lawyer of the Year — Antitrust Law (Seattle)
- 2023
Lawyer of the Year — Antitrust Law (Seattle)
- 2020
Lawyer of the Year — Antitrust Law (Seattle)
- 2018
Lawyer of the Year — Antitrust Law (Seattle)
- 2014

Bar Admissions

Washington, Washington State Bar Association

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