Christopher M. Cosley

Christopher M. Cosley is an experienced criminal defense attorney serving clients throughout the greater Chicago area. As the sole attorney of his firm, he delivers focused representation in misdemeanor and felony matters, combining courtroom experience with strategic advocacy to protect clients’ rights and pursue favorable outcomes at every stage.

Christopher concentrates his practice on criminal defense, DUI and DWI cases, traffic violations, and driver’s license reinstatement matters. Drawing on years of prosecutorial experience, he analyzes cases from both sides, anticipates government strategies, and develops practical defenses tailored to each client’s circumstances and legal objectives.

Christopher earned his Juris Doctor from Chicago-Kent College of Law after completing his undergraduate education at Knox College. His legal training includes advanced prosecutor and DUI instruction through nationally recognized programs, strengthening his technical knowledge and courtroom skills in complex criminal and impaired driving cases.

Before entering private practice, Christopher served as an Assistant State’s Attorney, including roles as lead prosecutor in the DUI division and as a felony prosecutor in the drug division. That background provides valuable insight into charging decisions, evidentiary standards, and effective negotiation strategies within Illinois courts.

Christopher is admitted to practice law in Illinois and maintains an active membership in several professional legal organizations. These affiliations reflect a commitment to ongoing education, ethical advocacy, and staying current with developments in criminal law, procedure, and defense strategies across state and local jurisdictions.

Clients benefit from Christopher M. Cosley’s clear communication style and hands-on approach to representation. By guiding individuals through stressful legal challenges with preparation and diligence, he works to minimize consequences, protect their driving privileges, and help clients move forward with confidence after successfully resolving their cases.

Law Office Affiliations

• Attorney, The Law Offices of Christopher M. Cosley
• Member, Illinois State Bar Association
• Member, Chicago Bar Association
• Member, Northwest Suburban Bar Association, Criminal Law Committee
• Member, DuPage County Bar Association
• Member, National Association of Criminal Defense Lawyers
• Member, Illinois Association of Criminal Defense

Licensed State

• Illinois

Education

• Chicago Kent College of Law
  Juris Doctor (JD)
• Knox College
  Bachelor of Arts (BA)

Awards & Badges