About Us

Trinity Services Inc., a nonprofit, non-sectarian organization, was founded in 1950 as the Trinity School in Joliet, Illinois, by a group of parents of children with developmental disabilities. The agency operated a school and developmental training program until 1987. Since then, Trinity has grown to include a wide range of programs and services for children and adults with developmental disabilities and/or behavioral health needs. In addition to the school, Trinity Services now provides residential services(Community Living Programs), adult learning programs,a variety of vocational programs including supported employment, an autism center, respite services, in-home supports, a drop-in center, varied therapeutic services, etc.  The Behavioral health program operates psycho-social rehabilitation programs, programs for the dually diagnosed, employment services, individual and group therapies, and offers services through the Family Counseling Center in Joliet.  Trinity is also the state affiliate for persons with Fetal Alcohol Spectrum Disorder (FASD).

Today, over 1,200 employees work together to provide services and supports at more than 80 sites.  Trinity serves more than 2,500 people in Peoria, the south and northwest suburban regions of Chicago, Illinois, South Central Illinois near Mascoutah, as well as northern Nevada. 

Executive Director Art Dykstra

Visit the leadership page to get a little more insight on Art Dykstra, Trinity's fearless leader. Send him an e-mail while you're at it.


In November of 2010, Trinity Services was recognized by The Chicago Tribune as a Top 100 Workplace based on a survey of Trinity employees.

In November of 2008, Trinity Services received a new four-year term of accreditation from The Council on Quality and Leadership (CQL). This distinction makes the organization one of only a handful of disability providers in the world to be awarded five consecutive accreditations. In 2007, Trinity was recognized by the American Psychological Association's Healthy Workplace Award Program as a Best Practices Honoree for innovative safety practices.   In 2006, Trinity received the prestigious Alford Axelson Award from North Park University.  

In Search of America's Best Nonprofits

Authors Richard Steckel and Jennifer Lehman singled out Trinity Services and Art Dykstra for their exemplary leadership in the field of disabilities and nonprofit management in their book.

The Chicago Tribune

This respected newspaper recognized Trinity in an April 2008 feature article, along with several other features in the past several years.  The New York Times and San Francisco Chronicle highlighted Trinity's Staff Recognition and Retention Programs in a feature article in 2002. Trinity Services has also earned Preferred Provider status from the Illinois Department of Mental Health/Developmental Disabilities (DMH/DD).

See our What's New section for more recent news about Trinity and its programs.


Trinity Services, Inc. receives funding from the Illinois Department of Human Services, Illinois Department of Public Aid, Office of Rehabilitation Services, and tuition reimbursement from local school districts. Trinity is also supported by donations from foundations, corporations, businesses, service organizations, churches, and individuals.

You can get information on how to donate on-line by clicking here.