Law Offices of Tedone and Morton, P.C.

Joliet Office


Plainfield Office


Cosmo J. Tedone

Cosmo J. Tedone
Lawyers of Distinction Elite Lawyer Badge
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Cosmo J. Tedone, born on December 13, 1966, in Manchester, Connecticut, is a seasoned attorney with a wealth of experience in the legal field. Cosmo graduated from the Rochester Institute of Technology with a Bachelor of Arts degree in 1990. He then pursued his legal education at Thomas Cooley School of Law, where he earned his Juris Doctor degree in 1999 with honors, graduating Cum Laude. During his time at law school, Cosmo distinguished himself with numerous awards and accomplishments. He received a certificate of Merit in Torts and Family Law, showcasing his exceptional understanding and performance in these areas. Additionally, he was recognized for his scholarly achievements as a Member of the Law Review, contributing valuable insights to legal scholarship. Furthermore, Cosmo showcased his advocacy skills by being a finalist in the school's moot court competition, demonstrating his proficiency in oral argumentation and legal analysis.

Prior to establishing the esteemed Law Offices of Tedone & Morton, P.C., Cosmo served as a Senior Associate at Chuck Bretz and Associates, P.C. for eight years. He also gained valuable insight and expertise while working with the Public Defender's office of Will County. During his career, Cosmo has demonstrated his proficiency as a private practice attorney specializing in insurance defense and civil litigation. Notably, he played a pivotal role in several appeals that led to the overturning of three murder convictions. With an impressive track record spanning over 25 years, Cosmo focuses his current practice on Criminal Defense, particularly in cases involving DUI, Drugs, Domestic Battery, Homicide, and Appeals.

Cosmo's dedication to his clients is evident in his successful representation, including numerous instances where he secured the reversal of Class X felonies for his clients. As a seasoned litigator, Cosmo has extensive trial experience, having tried over seventy jury trials, and presided over hundreds of bench trials and motions throughout his career.

Bar Admissions

  • Connecticut
  • Illinois
  • U.S. District Court Northern District of Illinois


  • Thomas M. Cooley Law School, Lansing, Michigan
    • J.D. (Cum Laude)
  • Rochester Institute of Technology , Rochester, New York
    • B.A. - 1990

Honors and Awards

  • Elite Lawyer, 2021-Present
  • National Association of Distinguished Counsel, Nation's Top One Percent, 2021-Present
  • Best of the Best, Top 10 Criminal Defense Attorney, 2019
  • American Institute of Trial Lawyers, 2019 Litigator of The Year, 2019
  • Lawyers of Distinction, 2019
  • American Jurist institute, Top 10 Attorneys, 2018
  • America's Top 100 Criminal Defense Attorneys, 2017
  • 10 Best in Illinois For Client Satisfaction, American Institute of Criminal Law Attorneys, 2015-2017
  • Superior DUI Attorney, National Advocacy for DUI Defense (NAFDD), 2012-2016
  • Certificate of Merit in Torts and Family Law
  • Avvo, Top Attorney
  • Avvo, Clients' Choice, 2015
  • Thomas M. Cooley Moot Court Competition, Finalist
  • Law Review, Member

Professional Associations and Memberships

  • American Association of Premier DUI Attorneys, Member
  • Will County Bar Association, Member
  • Illinois State Bar Association
  • Illinois Trial Lawyers, Former Member
  • Badges and Associations
  • Badges and Associations
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