1) ALLIED INSURANCE

2) AMERICAN EXPRESS COMPANY

3) ARDAGHGROUP, FORMERLY VERALLIA

4) CLEANER IOWA, INC.

5) CONLIN PROPERTIES

6) DUCKS UNLIMITED, INC.

7) ELDORADO RESORTS, INC.

8) FIBERUTILITIES GROUP, LLC

9) GOOGLE INC. AND ITS AFFILIATES

10) H&R BLOCK

11) INTEGRATED BEHAVIORAL HEALTH NETWORK

12) IOWA DENTAL ASSOCIATION

13) IOWA HOSPITAL ASSOCIATION

14) IOWA LEAGUE OF CITIES

15) IOWA RECYCLING ASSOCIATION

16) IOWA SELECT FARMS, L.L.P.

17) KINZE MANUFACTURING, INC.

18) KUM AND GO, L.C.

19) LEDERMAN BAIL BONDS

20) MUNICIPAL FIRE & POLICE RETIREMENT SYSTEM OF IOWA (MFPRSI)

21) NATIONWIDE AGRIBUSINESS

22) NATIONWIDE MUTUAL INS. CO.

23) OPTIMAE LIFE SERVICES, INC.

24) RACOM CORPORATION

25) SCIENTIFIC GAMES INTERNATIONAL

26) TOMRA OF NORTH AMERICA, INC.