Who We Are
Trinity Services, Inc., founded in 1950, is a nonprofit, nonsectarian organization that provides the highest quality person-directed services and supports to people with disabilities and mental illness.
We are guided by a philosophy of servant leadership—a commitment to placing the needs of others before one's own.
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.
The Latest from Trinity Services
They Deserve More - DSP Wage Initiative 2024
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They Deserve More - Support the DSP Wage Increase!
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Open House: The Branch, March 10, 2025!
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Let's Talk Developmental Disabilities - Wednesday, March 19, 2025
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Trinity Celebrates 75 Years of Helping People Flourish!
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From Joliet Township High School with Love!
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31st Annual Tom O'Reilly Memorial Golf Classic, Tuesday, May 20, 2025
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Trinity Services 11th Annual Dinner and Concert Gala!
An evening of holiday music!
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35th Annual Better Together Dinner Dance and Auction
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2024 Trinity Triumph 5K
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30th Annual Tom O'Reilly Memorial Golf Classic, Tuesday, May 21, 2024!
Saddle up on Tuesday, May 21, 2024, for a rootin' tootin' good time at the Trinity Services' "Tumbleweed Tee-Off" to be held at Ruffled Feathers Golf Club in Lemont. $220 per golfer or $880 per foursome. $55 dinner only. Chuckwagon calls everyone to breakfast at 8:15 am!
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Let's Talk Developmental Disabilities
Join Our Team
Experience what it means to flourish.
Be the reason for someone's smile.
Be the reason for someone's smile.
At Trinity Services, you can grow personally and professionally through your service to others.
Make a Difference
Get involved today to make a difference in someone’s life.
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