The DUI Guys

Philip L. Gagnon, Esq.

Philip Gagnon is an attorney in the State of California. He is the principal attorney behind The DUI Guys, a law practice focused on the zealous representation of drivers accused of driving under the influence. Philip is a member of the National College for DUI Defense and the California DUI Lawyers Association. Further, Philip is a qualified instructor of Standardized Field Sobriety Tests (SFTS) by the National Highway Traffic Safety Administration and the International Association of Chiefs of Police (IACP) utilizing the NHTSA standards and has testified as an expert witness in court and administrative hearings regarding DUI/DWI investigations and evaluation of officers’ opinions as to sobriety. He is also a qualified operator of the Intoxilyzer 8000 evidentiary breath testing device.

Practice Areas:

  • DUI Defense


  • 10 Best Client Satisfaction Award
    • American Institute of DUI/DWI Attorneys (2015-2016)
  • Graduate of the Summer Session at Harvard University
    • National College for DUI Defense (2005 – 2009 – 2011- 2013)
  • Best DUI Attorney in San Diego
    • San Diego City Beat Magazine (2006)

Work Experience:

  • Expert DUI Trial Attorney
    • The DUI Guys (2003 – Present)
  • Adjunct Professor
    • Western Sierra School of Law (2009 – 2010)


    • Director 2015 – Present
  • California Deuce Defenders
    • Member 2010 – Present
  • National College of DUI Defense
    • Member 2004 – Present


  • The Time To Educate The Jury About Your DUI Case Is Before They Ever Set Foot In The Courtroom (LinkedIn – 2015)


  • Thomas Jefferson SOL
    • Major: Law
  • California State University Sacramento
    • Communications 1985

A DUI charge in California is a highly technical crime with serious consequences. Defending DUI cases in San Diego is all we do. This means we have exceptional experience dealing with the local courts and the police. Call Us Now and We Will Fight For You.

Philip Gagnon

Principal Attorney
The DUI Guys®

The DUI Guys

Call For A Free Case Evaluation
(619) 295-6369