Founded in 1950

Trinity was founded by a dedicated group of parents in 1950. It was originally a school for children with developmental disabilities.


5,800 Children & Adults

Trinity serves more than 5,800 children and adults who have intellectual and/or developmental disabilities or mental health needs.


32 Communities

Trinity has a presence in 32 Illinois communities in Will, Cook, DuPage, Grundy, Madison, Peoria, Jackson and St. Clair counties.

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The Iron Throne - 28th Annual Tom O'Reilly Memorial Golf Classic

Oydssey Golf Club, 19110 S. Ridgeland Avenue, Tinley Park, IL

icon location
Oydssey Golf Club, 19110 S. Ridgeland Avenue, Tinley Park, IL

icon user Sherry Ladislas

icon mail sladislas@trinityservices.org
icon phone 815-717-3750

Click here to register or sponsor this event.

Join Trinity Services for a day of spirited competition at our annual golf outing. Your registration fee includes a gift; socially distanced lunch stations; pop, beer and snacks on the course; a complimentary specialty drink and cigar on holes 5 and 16; and an awards ceremony.


  • 10:30 a.m.-Noon Registration
  • 11:00 a.m.-11:45 a.m. Box lunch
  • 12:15 p.m. Shotgun start
  • 5:00 p.m. Cocktails and Silent Auction
  • 6:00 p.m. Dinner and Awards



Our Generous Sponsors - Thank You So Much!


Auction Items Needed

Trinity Services would greatly appreciate donations of auction items such as liquor baskets, electronics, sports related memorabilia, or NFL, MLB, NHL, or NBA tickets.

Please submit items by Wednesday, May 4. Thank you for your generosity!