Illinois Thoroughbred Horseman's Association
7301 W. 25th St. #321
North Riverside, IL 60546
The ITHA is a 501(c)(6) not-for-profit benevolent service organization which is the successor organization to the Chicago division of the HBPA. For over twenty years, the ITHA has acted as the collective bargaining agent between the horsemen and Chicagoland racetracks.