CBD Law Attorney
Cannabis Litigation Attorney
Marijuana Law→


  • Seattle University School of Law – Cum Laude

Tel: 206.693.2900

Seattle Cannabis Litigation & CBD Attorney – Justin Walsh

Justin is a senior cannabis business lawyer at Gleam Law’s Seattle, WA headquarters, where he represents clients in a myriad of civil matters – including legal marijuana, hemp, and CBD businesses. He has received recognition for his successful representation of complex business litigation cases, as well as personal injury, medical malpractice, class action, and intellectual property cases. His practice extends to copyright and trademark matters, Consumer Protection Act, CAN-SPAM.

In addition to heading Gleam Law’s litigation department as an experienced cannabis attorney, Justin also handles matters of regulatory compliance surrounding hemp and CBD – including FDA labeling compliance, a topic Justin regularly speaks on nationally.

A cum laude graduate of Seattle University School of Law, Justin served as the Recent Developments and Technology Editor on the Seattle Journal for Social Justice. He also served as a judicial extern to the Honorable Justice Mary Fairhurst on the Washington State Supreme Court, where he authored an opinion providing partial privacy protection under the public records act for unsubstantiated allegations of abuse against school teachers.

During law school, Justin was a member of the Dean’s list, an award given to those in the top 10% of their class. He is the past Chair of the King County Civil Rights Commission and he previously served on the City of Issaquah Planning Policy Commission. He has also been named a Rising Star by for seven consecutive years – 2012 through 2018. In 2019, Justin earned the coveted title of SuperLawyer, and received the title again in 2021. Currently, Justin serves as a Pro Tem Judge in Washington.

Justin is admitted to practice in Washington and Alaska, as well as the Washington Supreme Court, the Federal District Courts for the Western and Eastern District of Washington, and the Ninth Circuit Court of Appeals. If you’re looking for a motivated cannabis lawyer, Justin can help you with your legal marijuana, hemp, and CBD business.


Justin P. Walsh, Are the New FDA Warning Letters Signaling Treatment of Hemp Extracts as Over the Counter Monographs?, Cannabis Business Executive (Mar. 22, 2021), available at
Justin P. Walsh, Reading the Tea Leaves: Looking at the History of Hemp and CBD to Predict the Future, (Mar. 15, 2020), available at
Justin P. Walsh, Washington’s Hemp Plan Approval Solidifies Washington State as a Hemp Powerhouse, (Feb. 26, 2020), available at
Justin P. Walsh, King County Superior Court Judge Invalidates I-502 Advertising Restrictions, (Nov. 19, 2020), available at
Justin P. Walsh, FDA Issues Warning Letters for CBD, (July 29, 2019), available at
Justin P. Walsh, Raising Chickens is for the Birds, NWLawyer, 43 (Sept. 2015), available at
Justin P. Walsh, Why I’m Opposing the FCC’s New Net Neutrality Rules, NWSidebar (Feb. 16, 2014), available at
Justin P. Walsh, WSAJ New Member Committee: Creating Future EAGLEs, Trial News (Oct. 2011).
Justin P. Walsh, Chasing the Dragon: Discovering Doctor Addiction in Medical Malpractice Cases, Trial News (Sept. 2011).
Paul Whelan, Product Liability in Washington, 1 Real J. for Real People 6 (Justin P. Walsh, ed., June 2009).
Justin P. Walsh, Swept Under the Rug: Integrating Critical Race Theory into the Legal Debate on the Use of Race, 6 Seattle J. Soc. Just. 673 (2008).


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