1) American Civil Liberties Union of Iowa (ACLU-IA)

2) Boone and Scenic Valley Railroad

3) Burlington Junction Railway

4) CapCO2 Solutions

5) Conservation Districts of Iowa

6) Davenport Industrial Railroad

7) Greater Des Moines Heating & Cooling Association

8) Hungry Canyons Alliance

9) Iowa Alliance for Fair Competition

10) Iowa Association of Building Officials

11) Iowa Automobile Recyclers Association

12) Iowa Conservation Alliance

13) Iowa Coon Hunters Association

14) Iowa Dental Assistants Association

15) Iowa Environmental Health Association

16) Iowa Freedom of Information Council

17) Iowa Honey Producers Association

18) Iowa Interstate Railroad

19) Iowa Nut Growers Association

20) Iowa Public Airports Association

21) Iowa RSVP Directors Association

22) Iowa School Counselors Association

23) Iowa School Nurses Organization

24) Iowa School Psychologists Association

25) Iowa School Social Workers Association

26) Iowa Society of Solid Waste Operations (ISOSWO)

27) Iowa Trappers Association

28) Iowa Woodland Owners Association

29) Jefferson Fink

30) Land of the Free Action

31) Mental Health America

32) National Council of Architectural Registration Boards

33) New Mellerary Abbey / Mississippi Abbey

34) Save Iowa History

35) Sellers Galenbeck and Nelson

36) Society of Health and Physical Educators