William Harrison Walsh
Cozen O'Connor • Seattle, WA
Antitrust Trade LawEmployment LawPersonal Injury
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Contact
Email
wwalsh@cozen.com
Phone
(206) 557-3858
Address
999 Third Avenue, Seattle, WA, 98104, US
Professional
About
William Harrison Walsh is a seasoned trial lawyer based in Seattle, WA, known for his sharp judgment and persuasive advocacy. He represents both corporate and individual clients in a diverse array of complex civil cases, including employment law and personal injury matters. His extensive experience encompasses products liability, securities litigation, professional liability, disability claims, aircraft accidents, eminent domain, real property disputes, and employment discrimination. In addition to his private practice at Cozen O'Connor, Bill plays a significant role as Disciplinary Counsel for the Washington State Commission on Judicial Conduct, where he ensures the integrity of the judicial system. His unique background includes serving as a Special Assistant United States Attorney and an Air Force Judge Advocate. In these roles, he prosecuted civilian and military criminal matters while also defending the federal government in employment discrimination cases. Bill's comprehensive legal knowledge, combined with his hands-on experience in both public service and private practice, makes him a formidable advocate for his clients. He is committed to navigating the complexities of the legal landscape, ensuring that his clients receive the best possible representation in their legal challenges. Whether dealing with intricate employment law issues or personal injury claims, William Harrison Walsh is a trusted ally in the pursuit of justice.
About Antitrust Trade Law
Antitrust attorneys handle matters involving competition law, market practices, and trade regulations. They help businesses comply with antitrust laws and defend against claims. Common matters include price fixing, monopoly claims, merger review, trade practices.
Credentials
Education
1992 Gonzaga University J.D., cum laude 1988 University of Washington BA - Bachelor of Arts
Languages
English
Recognition & Involvement
Awards
2016 Super Lawyer, Washington Super Lawyers 2015 Super Lawyer, Washington Super Lawyers 2014 Super Lawyer, Washington Super Lawyers 2013 Super Lawyer, Superlawyer Magazine 2013 AV Peer Review Rating, Martindale-Hubbell
Publications
2005 Washington Civil Procedure Deskbook Chapter 32, Use of Depositions 1999 United States Air Force JAG Law Bulletin The Joint Commander as Convening Authority: Analysis of a Test Case 1992 Gonzaga Law Review Recoverable Economic Harm Under the Washington Product Liability Act
Associations
Washington State Commission on Judicial Conduct Disciplinary Counsel Washington State Bar Litigation Section Member King County Bar Association Member American Bar Association Member 2006 - 2008 St. Catherine of Siena Pastoral Council Chairman
Speaking
2012 Washington Attorney General's Office CLE Washington's Frye Standard After Anderson v. Akzo Nobel 2010 A Trial Lawyer's Guide to the CPA Defending Businesses Under the Washington Consumer Protection Act
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Updated: Aug 28, 2026