
Gregory W. Osko
Chairman and Chief Executive Officer
TCI Founder
Mr. Osko received his BA degree from the University of Iowa in 1969 and MBA from Loyola University (Chicago) in 1975. After beginning his career as an employee benefit recordkeeper at Continental Bank in Chicago, he moved on to Gary-Wheaton Bank where he was trust division head for 15 years working with business owners and professionals. He and several associates formed Trust Company of Illinois in 1993. Mr. Osko serves on a number of local not-for-profit boards, as well as a national industry association board. He is a member of TCI’s Investment Committee.
Leadership Team
| Gregory W. Osko | (630) 545-3651 |
| Douglas G. Eyles | (630) 545-3658 |
| Terence L. Kothe | (630) 545-3667 |
| Debra L. Gregorash | (630) 545-3655 |
| Jill M. Schluntz, CPA | (630) 545-3666 |
