Jonathan L. Baker
as of 6/17/2026 10:38:12 AM
Jonathan L. Baker
Law Office of William J. Factor Ltd.
105 W Madison St Suite 1500
Chicago, Illinois 60602
(781) 492-4805
jbaker@wfactorlaw.com
Date Admitted
May 05, 2017
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.