1) ADVANCE ILLINOIS

2) ALLWYN ILLINOIS

3) AMERICAN BIOGAS COUNCIL

4) ASSURANT, INC.

5) AT&T ILLINOIS AND ITS AFFILIATES

6) AUX SABLE LIQUID PRODUCTS, INC.

7) BELLEFAIRE JCB

8) BRAVEN

9) CHEVRON RENEWABLE ENERGY GROUP

10) CHICAGO LAW FIRM COALITION, NFP

11) CITY OF CHICAGO

12) CONSTELLATION ENERGY GENERATION, LLC

13) GENERAL MOTORS LLC

14) GULFSTREAM AEROSPACE CORPORATION

15) HIGH JUMP

16) ILLINOIS ASSOCIATION OF PRESCRIBING PSYCHOLOGISTS (IAPP)

17) ILLINOIS ASSOCIATION OF REHABILITATION FACILITIES

18) ILLINOIS CREDIT UNION LEAGUE

19) ILLINOIS LAND TITLE ASSOCIATION

20) ILLINOIS PSYCHOLOGICAL ASSOCIATION

21) MEIJER, INC.

22) METROPOLITAN PIER & EXPOSITION AUTHORITY

23) NEW LEAF ENERGY INC.

24) NICOR GAS

25) NORTHERN TRUST CORPORATION 1

26) ONE GOAL

27) PROGRESSIVE TREATMENT SOLUTIONS LLC

28) STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANIES

29) TEACH FOR AMERICA

30) TEACH PLUS INC.

31) UNIVERSITY OF CHICAGO MEDICAL CENTER