Criminal Defense Law Firm

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Firm Overview and Experience

Adam G. Gasner founded this firm in 2002 with the vision of providing sophisticated and aggressive criminal defense in federal and state court, civil rights actions, police misconduct cases1 and writs & appeals2. He is a member in good standing of the San Francisco Bar Association criminal law appointment panel. He has also served as co-counsel in a successful federal civil rights trial against the San Francisco Police Department. He is a board-certified specialist in criminal law in the State of California. Fewer than 0.16 percent of other practicing criminal defense attorneys in California share this distinction3.

Criminal Law Research Attorney for Contra Costa County Superior Court – 2000-2002

Before founding his law firm in San Francisco, Mr. Gasner served in the Contra Costa County Superior Court in Martinez, California as a Criminal Law Research Attorney from 2000 to 2002. As a criminal law researcher he: reviewed pre-trial motions and writs, researched and analyzed all cases, statutes and secondary materials cited by the parties; drafted bench memoranda, including analysis, conclusions, and recommendations for decisions; and made oral presentations to judges and attended court hearings.

Criminal Defense Trial Attorney with The Levine Law Firm – 1999-2000

Mr. Gasner plied his trade as a criminal defense trial attorney with the Levine Law Firm -- a top-rank San Francisco criminal defense firm – from 1999 to 2000. During this time his responsibilities included interviewing clients, drafting motions and memoranda, analyzing discovery, investigating crime scenes, creating voire-dire4 and cross examination questions. Mr. Gasner also co-counseled during serious felony jury trials, reviewed federal sentencing guidelines, and developed plea bargains.

Early Years: San Francisco District Attorney's Office and New York City Supreme Court, Criminal Trial Division

As a certified law intern during Fall 1996, Mr. Gasner personally conducted preliminary examinations in narcotics cases. He wrote and argued oppositions to motions to suppress, motions to dismiss, motions to disclose confidential informants and motions to revoke probation. During the summer of 1996, he was a Judicial Law Clerk in the New York City Supreme Court where he reviewed and analyzed pleadings, recommended rulings, researched legal issues, attended all courtroom proceedings, side-bars, and conferences in chambers, observed multiple felony criminal jury trials, and reviewed jury instructions.


Adam G. Gasner received his Juris Doctor in 1997 from the University of San Francisco School of Law. Prior to that he received his Bachelor of Arts Degree in English from Boston University in 1992.


  • American Bar Association
  • Federal Bar Association
  • Criminal Trial Lawyers Association of Northern California — President
  • California Attorneys for Criminal Justice
  • National Association of Criminal Defense Lawyers
  • The State Bar of California
  • Bar Association of San Francisco
  • California DUI Lawyers Association
  • San Mateo County Bar Association
  • National College of DUI Defense

1 The Law Office of Adam Gasner was the lead plaintiff's firm in a wrongful death action against the California Highway Patrol for a police shooting of an unarmed man.

2 Mr. Gasner filed a direct appeal to the California Supreme Court for those convicted of capital murder.

3 To earn this distinction, a lawyer must pass a written examination and demonstrate experience, education, and share references. Periodically one must be recertified to maintain board specialist standing.  

4 A preliminary examination of a witness or a juror by a judge or counsel. A literal translation from the old French: true say.