Jeffrey David Naffziger
as of 6/18/2026 5:54:03 AM
Jeffrey David Naffziger
O'Connor Law Firm, Ltd.
100 South Wacker Drive Suite 350
Chicago, Illinois 60606
(312) 906-7609
jnaffziger@koconnorlaw.com
Date Admitted
November 08, 2001
Illinois Registration Status
Active and authorized to practice law
Malpractice Insurance
In annual registration, the attorney reported that the attorney, or the attorney’s firm, maintains malpractice insurance.