1) AMERESCO

2) AMERICAN STAFFING ASSOCIATION

3) ASTRAZENECA PHARMACEUTICALS, LP

4) AUTOMATIC BUILDING CONTROLS, LLC

5) CHAMP TITLES, INC.

6) DAN SHOMON INC.

7) ENOVA ONLINE SERVICES, INC.

8) FIRSTCASH, INC.

9) FOREST PRESERVE DISTRICT OF DUPAGE COUNTY

10) GPD HOLDINGS LLC D/B/A COINFLIP

11) HEALTH CARE SERVICE CORPORATION

12) ILLNOIS ASSOCIATION OF COMMUNITY ACTION AGENCIES

13) LAKESHORE ENGINEERING LLC

14) MED-CALL HEALTHCARE, INC

15) PROFESSIONAL TOWING & RECOVERY OPERATORS OF ILLINOIS

16) RATIO STATES LLC

17) SIRENGPS, INC.

18) TAI GINSBERG & ASSOCIATES

19) THOMSON WEIR LLC

20) WHEATON PARK DISTRICT