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

  • Around the World in 18 Holes — 25th Annual Tom O'Reilly Memorial Golf Classic

    Trinity Services’ 25th Annual Tom O’Reilly Memorial Golf Classic will take golfers Around the World in 18 Holes!

    Click here to register for or sponsor the event!

    Join us for a day of fun as we travel the world together Thursday, May 17, at Odyssey Country Club in Tinley Park. The Golf Classic benefits Trinity Services’ mission to help people with disabilities and mental illness so that they may flourish and live full and abundant lives.

    Your $195 registration fee includes a gift; buffet lunch; bucket of range balls; pop, beer and snacks on the course; a complimentary specialty drink and cigar on holes 5 and 16; dinner; and awards.

    The schedule for the day is as follows:
    10:30 a.m.-Noon   Registration/bucket of range balls
    11-11:45 a.m.   Buffet lunch
    Noon   Shotgun start
    5:30 p.m.   Cocktails and silent auction
    6 p.m.   Dinner and awards

    To register for the event online, click here. To print a sponsorship and registration form, click here.

    If you have any questions or would like more information about how to get involved with the Golf Classic or with Trinity Services, in general, please contact us at (815) 717-3750.

  • Trinity Triumph 5K

    The Trinity Triumph 5K celebrates the triumphs and achievements – big or small – of those who participate and of the adults and children with disabilities and mental illness who are served by Trinity Services. 

    Runners and walkers of all ages will gather at 7 p.m. Thursday, June 21, to provide inspiration, draw strength from others and enjoy the camaraderie while supporting Trinity Services. 

    Now through April 30, receive $5 OFF all adult registration fees. Register now!

    For those who prefer a shorter route, a 1K walk is available. The 5K course is certified by USA Track and Field and the race will be chip-timed for accurate results. Awards will be given to fastest male and female as well as top performers in various age ranges.

    For every $30 registration fee or individual donation, supporters will receive a chance to win an Amazon Echo Show!

    NEW THIS YEAR: Receive a tech T-shirt and a drawstring "swag bag" with every paid registration.

    GET YOUR REGISTRATION REFUNDED! Participants also may opt to create their own fundraising page online while registering. Collect $150 or more in donations for Trinity Services, and we will send you a refund check after race day. Ask friends, family and coworkers to support Trinity’s mission to help people with disabilities live full and abundant lives.
  • 29th Annual Dinner Dance & Auction — 'Moonlight Sonata'

    Click here to purchase tickets.

    We feel privileged to be celebrating our 68th year of providing supports and services for people with developmental disabilities and mental illness. Since first opening our doors as a small school, Trinity Services has been committed to helping individuals flourish and lead more independent lives. We now serve more than 3,500 people through an array of innovative programs. This would not be possible without generous supporters like you.

    We hope you will join us for an evening of entertainment, fine dining, dancing, and silent and live auctions at our 29th Annual Dinner Dance & Auction, Saturday, Sept. 22, at the Odyssey Country Club in Tinley Park. This year's theme is "Moonlight Sonata."
    The evening starts with cocktails at 5 p.m.

    Sponsorship Opportunities:
    Platinum - $5,000
    Full-page color ad in the program book
    Business logo posted on Trinity Services' website
    10 complimentary tickets
    Mention on social media

    Gold - $3,000
    Full-page color ad in the program book
    Business name on the Trinity Services website
    Six complimentary tickets
    Mention on social media

    Silver - $2,000
    Full-page B&W ad in the program book
    Business name on the Trinity Services website
    Four complimentary tickets
    Mention on social media

    Bronze - $1,000
    Half-page B&W ad in the program book
    Business name on the Trinity Services website
    Two complimentary tickets
    Mention on social media

    Program Book Advertisement Opportunities:
    Full-page color $500 (7.5” W x 9.75” H)
    Full-page B&W $300 (7.5” W x 9.75” H)
    1/2-page B&W $200 (7.5” W x 4.875” H)
    1/4-page B&W $100 (3.75” W x 4.875” H)
    1/8-page business card/celebration B&W $50 (3.75”W x 2.4375” H)

    Auction Items:
    You can also help us make this event a success by contributing a new, unused item for the silent or live auction. All items donated are 100% tax deductible.
    Some popular auction items from past years have included: tickets to sporting events, autographed sports paraphernalia, vacation packages (or airline miles), tools, theater tickets, gift cards, spa treatments, jewelry, wine, kids’ fun baskets, pet baskets, and electronics (iPad, Kindle, wireless sound systems, smart TV, etc.)
    Please drop off or mail your item(s) by Friday, Aug. 21, to 301 Veterans Parkway, New Lenox, IL 60451. If you need Trinity staff to pick up your donation, please call 815-717-3750.
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