Michelle Dylan


San Francisco

U.S. Supreme Court

J.D., University of San Francisco School of Law
B.S., Boston College


With more than 20 years of criminal defense experience successfully representing clients in state and federal court, Michelle (Thomson) Dylan joined Vicente Sederberg in 2018 as counsel in the firm’s California office. Michelle has a deep understanding of California cannabis regulations and cannabis criminal defense, and assists prospective Bay Area cannabis business licensees with regulatory and licensing services.

Over the years, Michelle has worked to improve the justice system and bring about systemic change, taking on such projects as challenging the use of juvenile adjudications as strikes under California Three Strikes law, aiding in the creation of a diversion program for minors in traffic cases, and objecting to the scientific foundation related to the automated red light system in San Francisco. She has drafted numerous significant motions and appeals, including an Appeal in the California Supreme Court and a Petition for Certiorari in the United States Supreme Court.

Michelle has consistently obtained favorable results in complex and challenging cases, winning before or at trial on such charges as Marijuana Cultivation, Driving Under the Influence and Vehicular Manslaughter. She is currently an Officer of the Queen's Bench Bar Association where she previously served as a mentor, director, and co-chair of the Education Committee. Michelle has taught MCLE courses on cannabis and criminal defense, and has presented in various venues, including at the University of San Francisco School of Law, the San Francisco Lawyer's Network as well as at local bar associations.