Jonathan R. Ksiazek



  • University of Illinois College of Law (J.D., 2008)
  • Northwestern University (B.A., 2005)

Related Services

Jonathan R. Ksiazek (Jon) is a highly accomplished employment lawyer representing businesses in all aspects of litigation and counseling. During his career, Jon has focused on matters involving harassment and discrimination in the workplace, biometric privacy, disability and medical-leave related issues and internal investigations. Jon also handles matters related to employment agreements, restrictive covenants and trade secrets, wage disputes, employee handbooks, employment law training, and terminations.

Recognized as a skilled and effective litigator, Jon diligently develops each aspect of his clients' cases with the intention of trial readiness. His thorough investigation and research enable him to negotiate favorable outcomes at all stages of litigation, both in state and federal courts. Jon has a track record of achieving outstanding outcomes, having acted as first or second chair in twenty-seven trials throughout his career. Jon has briefed and argued cases before the Seventh Circuit Court of Appeals, showcasing his legal acumen and commitment to his clients. Jon's enjoyment in assisting clients stems from a profound passion for helping others, which initially led him to the legal profession.

Bar Admissions

  • Illinois

Court Admissions

  • United States District for the Northern District of Illinois
  • United States District for the Central District of Illinois
  • United States District for the Southern District of Illinois
  • United States District for the District of Colorado
  • United States Court of Appeals for the Seventh Circuit