1) AMERICAN RECYCLABLE PLASTIC BAG ALLIANCE (ARPBA)

2) BURKE, CHRISTOPHER B. ENGINEERING, LTD.

3) CANNON COCHRAN MANAGEMENT SERVICES, INC. (CCMSI)

4) CHICAGO JOURNEYMEN PLUMBERS' L.U. 130, U.A.

5) CHICAGOLAND PUBLIC ADJUSTERS ASSOCIATION

6) FORTINET INC

7) ILLINOIS ASPHALT PAVEMENT ASSOCIATION

8) ILLINOIS CONSTRUCTION INDUSTRY COMMITTEE

9) LEYDEN TOWNSHIP

10) MAC RX

11) S.I.R. MANAGEMENT, INC.

12) SANGAMON COUNTY WATER RECLAMATION DISTRICT

13) SWISHER INTERNATIONAL

14) TRITON COLLEGE

15) WEST SUBURBAN ASSOCIATION OF PLUMBING CONTRACTORS