Trinity Services, Inc

Executive Committee

Mike-SielingMike Sieling — Chief Financial Officer

Mike Sieling, Trinity's chief financial officer, has been an employee since 1989. During that time, Mike has helped lead a period of significant growth.

Mike has extensive experience with providing services for individuals with disabilities. Before joining the leadership team at Trinity, he directed a program for adults with intellectual disabilities at United Cerebral Palsy of Will County. Before that, he was a psychologist for 12 years, and a unit administrator for 10 years, at the Howe Developmental Center in Tinley Park, Illinois.

Mike holds degrees from Montclair State University, Southern Illinois University and Governors State University. His master's degree in behavioral analysis is from Southern Illinois University.

Mike lives in the New Lenox area with his wife, Trina, and two children.

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Upcoming Events

  • An Evening of Holiday Music — Fourth Annual Concert Gala

    Please join us for "An Evening of Holiday Music" at our Fourth Annual Concert Gala at 6 p.m. Friday, Dec. 1, at Butterfield Country Club in Oak Brook to support our mission to help people with disabilities and mental illness flourish and live full and abundant lives.

    Click here to purchase tickets, to purchase a program book ad or to sponsor the event.

    This showcase of holiday music paired with dinner and fantastic company is a wonderful way to kick off the holiday season. 

    This year's event features the Western Springs School for Talent Education Allegro!!! Violin Ensemble.

    Tickets are $140 per person. Call (815) 717-3750 or email sladislas@trinity-services.org to find out more about how you can help with the event.


    Sponsorship Opportunities:
    Winter Wonderland - $5,000
    Full-page color ad in the program book
    Business logo posted on Trinity Services' website
    Prominent recognition at event
    Eight complimentary tickets
    Mention on social media

    Sleigh Bells - $4,000
    Full-page color ad in the program book
    Business name on Trinity Services' website
    Prominent recognition at event
    Six complimentary tickets
    Mention on social media

    Boughs of Holly - $2,000
    Full-page B&W ad in the program book
    Business name on Trinity Services' website
    Prominent recognition at event
    Four complimentary tickets
    Mention on social media

    Mistletoe - $2,000
    Half-page B&W ad in the program book
    Business name on Trinity Services' website
    Prominent recognition at event
    Two complimentary tickets
    Mention on social media

    Program Book Advertisement Opportunities:
    Full-page color $1,000 (7.5” W x 9.75” H)
    Full-page B&W $500 (7.5” W x 9.75” H)
    1/2-page B&W $250 (7.5” W x 4.875” H)
    1/4-page B&W $200 (3.75” W x 4.875” H)
    1/8-page business card/celebration B&W $100 (3.75”W x 2.4375” H)
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