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Philip Leo Gagnon Jr

Philip Leo Gagnon Jr

Practice areas:


About Me

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.


Photos and Videos

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Practice Areas

Licensed since 1995

  1. DUI & DWI: 98%
    20 years, 1 thousand cases



Free Consultation (60 minutes)

Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

10 total 

  • Jay Scott Finnecy

    I endorse this lawyer. Mr. Gagnon is very knowledgeable and experienced regarding DUI cases in San Diego County.


    Jay Finnecy Criminal Defense Attorney
    Relationship: Fellow lawyer in community

  • Brad Michael Micklin

    Philip Gagnon is an experienced attorney whose participation and comments in Avvo show his commitment to serving clients as well as his level of experience. He is an excellent attorney that I recommend wholeheartedly.


    Brad Micklin Divorce & Separation Attorney
    Relationship: Fellow lawyer in community

Contact Info

3955 Falcon St
San Diego, CA, 92103




Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.

Avvo Contributions

Legal Answers


Award NameGrantorDate Granted
Graduate of the Summer Session at Harvard UniversityNational College for DUI Defense2013
Graduate of the Summer Session at Harvard UniversityNational College for DUI Defense2011
Graduate of the Summer Session at Harvard UniversityNational College for DUI Defense2009
Best DUI Attorney in San DiegoSan Diego City Beat Magazine2006
Graduate of the Summer Session at Harvard UniversityNational College for DUI Defense2005

Work Experience

TitleCompany NameDuration
Expert DUI Trial AttorneyThe DUI Guys®2003 - Present


Association NamePosition NameDuration
National College of DUI DefenseMember2004 - Present

Legal Cases

Case NameOutcome
People v. Victor P.NOT GUILTY
People v. Kymberlee K.Hung Jury - Mistrial declared.
P. v. Daniel G.NOT GUILTY

See all Legal Cases 


School NameMajorDegreeGraduated
Thomas Jefferson SOLLawJD - Juris Doctor1994
California State University SacramentoCommunicationsUnknown1985

Speaking Engagements

Conference NameTitleDate
Criminal Trial PracticeAdjunct Professor of Law2010
Part I - Defending the Misdemeanor - Introduction to DUI DefenseFundamentals of Criminal Defense2009