Thomas Simon Leonard
as of 6/18/2026 2:21:29 AM
Thomas Simon Leonard
Leonard and Assoc.
17103 Oak Park Ave
Tinley Park, Illinois 60477-3405
(708) 429-7300
Not available
Date Admitted
November 05, 1992
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.