1) ADDUS HEALTH CARE INC.

2) ALLIANCE FOR SAFETY AND JUSTICE

3) BEACON MOBILITY CORP

4) CHICAGO CUBS BASEBALL CLUB, LLC

5) CHICAGO TITLE INSURANCE COMPANY

6) COOK-ILLINOIS CORP.

7) COORDINATED CARE ALLIANCE

8) DURHAM SCHOOL SERVICES

9) HICKORY STREET CAPITAL LLC AND ITS SUBSIDIARIES

10) ILLINOIS ASSOCIATION OF WHOLESALE DISTRIBUTORS

11) ILLINOIS CENTRAL SCHOOL BUS LLC

12) ILLINOIS MANUFACTURERS' ASSOCIATION

13) ILLINOIS MUNICIPAL LEAGUE

14) ILLINOIS STUDENT TRANSPORTATION ASSOCIATION

15) INVENERGY LLC

16) MCLANE COMPANY, INC.

17) NATERA

18) NAVY PIER, INC.

19) TAKEDA PHARMACEUTICALS AMERICA

20) THE CARPET AND RUG INSTITUTE

21) WEC ENERGY GROUP, INC., AND ITS SUBSIDIARY WEC BUSINESS SERVICES LLC