1) AMERICAN FAMILY LIFE ASSURANCE COMPANY (AFLAC)

2) CHOOSE CHICAGO

3) ENERGY TRANSFER

4) ERNST & YOUNG LLP

5) GREAT AMERICA LLC

6) ILLINOIS AMERICAN WATER COMPANY

7) ILLINOIS BIOTECHNOLOGY INNOVATION ORGANIZATION

8) ILLINOIS BROADBAND & CABLE ASSOCIATION

9) ILLINOIS MECHANICAL & SPECIALTY CONTRACTORS ASSOCIATION (IMSCA)

10) SOUTHERN ILLINOIS HEALTH CARE FOUNDATION, INC.

11) TOUCHETTE REGIONAL HOSPITAL INC.

12) WASTE MANAGEMENT OF ILLINOIS INC.