1) ACCENTURE LLP

2) American Investment Council

3) Aramark Services, Inc.

4) Caterpillar Inc.

5) Children's Hospital Association

6) COMCAST CORPORATION

7) CSX CORPORATION

8) Duke Energy Business Services LLC

9) Gilead Sciences, Inc.

10) HASBRO, INC.

11) Honeywell International

12) Major League Baseball

13) National Governors Association

14) PhRMA Inc.

15) The Dow Chemical Company

16) UNITED AIRLINES, INC.