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Practice areas


  1. Speeding Ticket: 20%
  2. Criminal Defense: 20%
  3. DUI & DWI: 15%
  4. Litigation: 10%
  5. Other: 35%
  6. More 

Attorney endorsements

2 total 

Are you an attorney? Endorse this lawyer

  • Richard William Stake Jr.

    I have worked with Dave on several matters before and he is the embodiment of professionalism. He is an excellent advocate for his clients and has a great working relationship with prosecutors around the county.


    Richard Stake Estate planning Attorney
    Relationship: Fellow lawyer in community

  • Patrick Neil Wartan

    I consulted with Dave on a several matters, and he has been an invaluable resource. Dave is insightful and creative, and an outstanding attorney.


    Patrick Wartan Business Attorney
    Relationship: Fellow lawyer in community

Contact info

O'Connor Law Offices, LLC

10751 165th St Ste 101
Orland Park, IL, 60467-8702


ILActive And Authorized To Practice Law198705/17/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Legacy Hall InducteeHigh School District 2302008
Superintendent's Award of AppreitionChicago Police Department2004
Award of Excellence in ProsecutionFraternal Order of Police1998
Lectuer of Merit AwardNational College of District Attorneys1996
Work experience
TitleCompany nameDuration
AttorneyO'Connor Law Offces2005 - Present
Adjunct ProfessorMoraine Valley Community College2003 - Present
Prosecuting AttorneyCook County State's Attorney's Office, Chicago, Il1993 - 2005
Adjunct ProfessorDePaul Collge of Law1989 - 1995
Association namePosition nameDuration
Cavanagh Law Group"of Counsel"N/A
School nameMajorDegreeGraduated
Chicago-Kent College of Law Illinois Institute of TechnologyLawJD - Juris DoctorN/A