1) 3M Company

2) 3M Company and its affiliates

3) 3M Government Relations

4) Acadia Healthcare

5) Adventureland Amusement Park

6) Alliant Energy Corporation

7) Altria Client Services LLC and its Affiliates

8) Altumint

9) American Board for Certification of Teacher Excellence

10) Annett Holdings

11) Apple Inc.

12) Association of Dental Support Organizations

13) AT & T

14) Community Bankers of Iowa

15) Connected Nation Development Corp.

16) CRST International

17) Doll Distributing

18) Elevator Industry Work Preservation Fund

19) Eli Lilly & Co.

20) Energy Transfer

21) FedEx Corporation

22) Fortinet

23) Four Oaks

24) Fresenius Medical Care

25) Holmes Murphy

26) Horsemen's Benevolent and Protective Association (IHBPA)

27) Insight Public Sector

28) Iowa Advocates for Choice in Education

29) Iowa American Water Co.

30) Iowa Cannabis Company

31) Iowa Fertilizer

32) Iowa Great Lakes Association

33) Iowa Insurance Institute

34) Iowa Judges Association

35) Iowa Northern Railway Company

36) Iowa Speedway, LLC

37) Iowa State Patrol Supervisors Association

38) Iowa Student Loan Liquidity Corp.

39) Kent Corporation

40) Liberty Tire Services of Ohio, LLC

41) MCNA

42) MercyOne

43) National Association of Insurance and Financial Advisors-Iowa

44) Pharmaceutical Research and Manufacturers of America (PhRMA)

45) Pivot Bio

46) Reform Action Fund

47) Safelite Group, Inc.

48) SAS Institute Inc.

49) Secure Elections Project

50) SecurityScorecard

51) SOO Green HVDC Link ProjectCo, LLC

52) Summit Carbon Solutions

53) Summit Group

54) Weitz Company

55) Western Governors University

56) Wild Rose Entertainment, LLC

57) World Food Prize Foundation