John C. O'Connor

John is a principal of Pappas O’Connor P.C.


Employment litigation, counseling of employers on employment law issues and policies, executive compensation, contract negotiation. He is a recognized professional who is awarded the highest rating (AV) from Martindale-Hubbell for legal ability and ethics.


Extensive trial and litigation practice in federal and state courts and administrative agencies on employment cases including employment discrimination, breach of contract, ERISA, wage and hour, defamation, class actions and other employment issues

Counseling of employers on employment policies, compensation issues, terminations and reductions in force, regulatory compliance and litigation

Drafting and negotiation of employment contracts, severance agreements and restrictive covenants on behalf of employers and employees

Commercial contract support for business and handles major projects and business-critical contracts for companies


Indiana University, J.D., cum laude

University of Illinois, B.A.



Basic Wage and Hour Law in Illinois, NBI, November, 2000

School Law in Illinois, NBI, 2001

Human Resource Law from A to Z, NBI, 2014.

Bar Admissions

State Courts

Illinois, Iowa

Federal Courts

U.S. District Court, Northern District of Illinois

U.S. Court of Appeals, Seventh Circuit

U.S. District Court, Central District of Illinois



Illinois State Bar Association

National Employment Lawyers Association