Matthew Sean Harrison

At Prometheus Civic Law in Aliso Viejo, California, attorney Matthew Sean Harrison delves into administrative law, business litigation, contract law, cases involving government agencies, licensing defense and regulatory compliance. Renowned for his innovative approach to public policy, he has been at the forefront of legal transformation for over a decade. 

Mr. Harrison's strategic acumen in governmental affairs, intricate policy matters and public service make him a trusted adviser to a diverse range of clients, including startups and tech companies, guiding them in shaping business goals, managing operations and ensuring regulatory adherence.

In 2016, Mr. Harrison played a pivotal role in drafting California’s Proposition 64, the landmark initiative that decriminalized and regulated cannabis for adult use, achieving an unprecedented level of support. Collaborating closely with California Lt. Governor Gavin Newsom and other state leaders, he was instrumental in authoring key sections of this groundbreaking legislation and was deeply involved in designing its overarching policy framework, drawing insights from related fields such as sustainable agriculture and alcohol regulation.

Mr. Harrison's academic journey began with a B.B.A. in political science and a minor in economics from the University of Miami in 2005. He then earned his J.D. from the University of Southern California Gould School of Law and an M.P.P. from the USC Price School of Public Policy in 2010. Since 2015, he has been licensed to practice law in California and is authorized to appear before the United States District Courts for the Southern and Central Districts of California.