Brendan James Duffner
as of 6/18/2026 6:15:08 AM
Brendan James Duffner
McGuire Law, PC
55 West Wacker Drive Floor 9
Chicago, Illinois 60601-1794
(312) 893-7002
bduffner@mcgpc.com
Date Admitted
November 07, 2019
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.