Joanna Kathryn Horsnail
as of 6/18/2026 9:06:51 AM
Joanna Kathryn Horsnail
Mayer Brown LLP
71 S Wacker Dr Ste 1000
Chicago, Illinois 60606-4716
(312) 701-8056
jhorsnail@mayerbrown.com
Date Admitted
November 07, 1996
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.