About
Sam J. Polverino is a highly respected criminal defense attorney and the founder of the Law Offices of Sam J. Polverino in San Jose, California. With over 40 years of legal experience, he has built a reputation as one of Northern California’s leading advocates in criminal law. He specializes in defending individuals accused of serious offenses, including homicides, sexual assault, domestic violence, fraud, and driving under the influence. His extensive experience in state and federal courts has allowed him to handle thousands of cases with skill and dedication.
Mr. Polverino’s educational background is rooted in excellence. He earned his undergraduate degree from Santa Clara University and completed his law degree at the University of San Francisco School of Law. Admitted to the California State Bar in 1979, he is also authorized to practice before the United States Supreme Court and the Ninth Circuit Court of Appeals. He served as a Senior Trial Attorney with the Santa Clara County Public Defender’s Office early in his career.
In 1988, Mr. Polverino co-founded a law firm specializing in criminal defense, which later became the Law Offices of Sam J. Polverino. As a California State Bar Certified Specialist in Criminal Law for over 30 years, he brings expert knowledge to every case.
Sam J. Polverino has been recognized for his contributions to the legal field. He has been named to the Northern California Super Lawyers list annually since 2009 and has earned a prestigious AV Preeminent Rating from Martindale-Hubbell for over 30 years. His commitment to justice and advocacy for his clients has helped countless individuals navigate complex legal challenges, ensuring their rights are protected and their voices heard.
Law Office Affiliations
- Founder, Sam J. Polverino Attorney at Law
- Member, California DUI Lawyers Association
- Member, National Association of Criminal Defense Lawyers
- Member, Stanford University School of Law, Trial Skills Program
- Instructor, University of San Francisco School of Law, Intensive Advocacy Program
- Member, California Attorneys for Criminal Justice
Licensed State
- California
Education
- University of San Francisco School of Law
Juris Doctor (JD) - Santa Clara University
Bachelor of Science (BS)
Awards & Badges





- Science & Technology
- Drug Crime
- DUI & DWI
- Federal Crime
- Sex Crime
- Violent Crime
- Domestic Violence
- Sexual Harassment




