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About Me

The Law Office of John M. Walsh is committed to providing the highest quality Criminal Defense and other legal services in Philadelphia, Bucks County, Delaware County, Montgomery County, Chester County as well as all of New Jersey.

We understand the courts and know how to use the laws, rules and procedures to obtain the best results for our clients. We advocate zealously for our clients, but never forget that our most important goal is obtaining the best results, whether that means fighting procedural battles or representing our clients before a judge or jury. We work hard for our clients, explaining their options and keeping them updated about the status of their cases.


Photos and Videos

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Practice Areas


  1. Criminal Defense: 50%
  2. Mediation: 25%
  3. DUI & DWI: 20%
  4. Federal Crime: 5%



Free Consultation (30 minutes)

Payment Types:

Cash, Check, Credit Card

Attorney Endorsements

2 total 

  • No photo

    I have referred many of my clients to Jon and they have always been very happy with his representation.


    Matthew Toll Personal Injury Attorney
    Relationship: Fellow lawyer in community

  • Thomas Bruno Mafrici

    John handled some tickets in Philly for one of my NY clients and did an excellent job at a very reasonable price.


    Thomas Mafrici Speeding & Traffic Ticket Attorney
    Relationship: Worked together on matter

Contact Info

Law Office of John M. Walsh, PC

1313 Race St
2nd Floor
Philadelphia, PA, 19107



Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Client's ChoiceAvvo2015
Work Experience
TitleCompany NameDuration
Managing PartnerPhiladelphia Mediation2010 - Present
OwnerLaw Office of John M Walsh, PC2009 - Present
Managing PartnerDriscoll & Walsh2012 - 2013
Attorney / Law ClerkLaw Office of A. Charles Peruto, Jr.2006 - 2009
Association NamePosition NameDuration
National College of DUI DefenseN/A2015 - Present
Federal Bar Association, Criminal Law SectionMember2012 - Present
Philadelphia Bar Association, Criminal Justice SectionN/A2011 - Present
Pennsylvania Council of MediatorsN/A2011 - Present
Philadelphia Bar Association, Young Lawyers DivisionN/AN/A
Legal Cases
Case NameOutcome
Comm v. JDNot Guilty - All Charges
State v. CBDWI charges dropped
Comm v. RWCharges Dismissed
See all Legal Cases 
Publication NameTitleDate
Law BlogCell Phone Search Warrants2014
School NameMajorDegreeGraduated
Widener University School of LawLawJD - Juris Doctor2008
Pennsylvania State UniversityBusinessBS - Bachelor of Science2004
Speaking Engagements
Conference NameTitleDate
Corson's Corner - radio programState of the criminal justice system in Delaware County2011