1) Burns & McDonnell Engineering Company, Inc.

2) EMPLOYEE-OWNED S CORPORATIONS OF AMERICA

3) The Water Design Build Council

1) Affordable Housing Tax Credit Coalition

2) Alliance for Home Dialysis

3) American Diabetes Association

4) AMSTED INDUSTRIES

5) Avanir Pharmaceuticals, Inc.

6) Axio

7) Battery Materials and Technology Coalition

8) Burns & McDonnell Engineering Company, Inc.

9) EA Engineering, Science, and Technology

10) Eli Lilly and Company

11) Employee-Owned Contractors Roundtable

12) EMPLOYEE-OWNED S CORPORATIONS OF AMERICA

13) Intel

14) Lexmark International Inc.

15) National Mentor Holdings

16) Oracle America Inc.

17) Pacira Pharmaceuticals Inc.

18) Pharmaceutical Printed Literature Association

19) Piedmont Lithium Limited

20) Premier Home Health Care Services, Inc.

21) Rail Security Alliance

22) Recology Inc.

23) Regeneron Pharmaceuticals, Inc.

24) Rover Diagnostics

25) SC Johnson & Sons, Inc.

26) Securian Financial Group

27) Stein Mitchell Beato & Missner LLP

28) The Water Design Build Council

29) THRIVENT FINANCIAL FOR LUTHERANS

30) UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION/UW HEALTH

31) Voices for Non-Opioid Choices

32) Wabtec Corporation