John Allen Klages
as of 6/18/2026 2:57:20 AM
John Allen Klages
Quarles & Brady, LLP
155 North Wacker Dr. Ste 3200
Chicago, IL, Illinois 60606-1731
(312) 715-5000
Not available
Date Admitted
November 05, 1987
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.