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About me

Mark W. Mathys is an experienced and respected trial attorney who has dedicated his legal career to representing individuals and their families whose lives have been tragically changed as a result of a serious personal injury or death. He has successfully tried many personal injury cases before juries throughout Illinois, including a multi-million dollar jury verdict in DuPage County, one of the nation's most conservative counties.


Photos and videos

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Contact info

1730 Park Street, Suite 209
Naperville, IL, 60563-2615

Practice areas


  1. Personal Injury: 30%
    23 years
  2. Car Accident: 30%
    23 years
  3. Wrongful Death: 20%
    23 years
  4. Medical Malpractice: 20%
    23 years



Contingent (33-40%)

Attorney endorsements

9 total 

Are you an attorney? Endorse this lawyer

  • Michael S. Waddington

    I endorse Mark. He is a highly skilled attorney that is well respected in the legal community.


    Michael Waddington Military law Attorney
    Relationship: Fellow lawyer in community

  • Daniel Ramon Chaidez

    Mark Mathys is a professional, aggressive, and experienced attorney that I recommend to anyone with a personal injury or medical malpractice claim.


    Daniel Chaidez Personal injury Attorney
    Relationship: Co-worker


ILActive And Authorized To Practice Law199305/11/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Life MemberMillion Dollar Advocates Forum2013
Life MemberMulti-Million Dollar Advocates Forum2013
Top Instructor - Mock Trial TeamDePaul University1993
Cum Laude - With HonorsSt. Norbert College1990
Work experience
TitleCompany nameDuration
OwnerLaw Offices of Mathys & Schneid2005 - Present
OwnerMathys & Associates, P.C.1998 - 2005
Association namePosition nameDuration
Illinois Trial Lawyers AssociationMember1998 - Present
American Association for JusticeMember1998 - Present
DuPage County Bar Association, Civil Law and Practice CommitteeMember1993 - Present
Illinois State Bar AssociationMember1993 - Present
Kane County Bar AssociationMember1993 - Present
DuPage County Bar AssociationMember1993 - Present
DuPage County Bar Association, Judicial CommitteMember2000 - 2001
DuPage County Bar Association, Civil Law and Practice CommitteeVice Chair2000 - 2001
Dupage County Bar Association, Membership CommitteeChair1999 - 2000
Dupage County Bar Association, Membership CommitteeVice Chair1998 - 1999
Legal cases
Case nameOutcome
Donelson v. Dr. Bilotta and Dr. KoontzJury Verdict - $1,400,000
Turner v. C.R. England et alJury Verdict - $6,063,115
Link v. Dr. DunnJury Verdict - $731,123.79
See all legal cases 
Publication nameTitleDate
DePaul University Product Liability HandbookAdequacy of English Language Warnings in Strict Product Liability1993
School nameMajorDegreeGraduated
DePaul University College of LawLawJD - Juris Doctor1993
St Norbert CollegeBiochemistryBA - Bachelor of Arts1990
Speaking engagements
Conference nameTitleDate
Naperville Student EducationHow Our Jury System Works for You2000
DuPage County Bar Association SeminarThe Do's and Don'ts of a Personal Injury Case1999