1) Alexion Pharmaceuticals Inc.

2) AstraZeneca Pharmaceuticals LP

3) Brazos Electric Power Cooperative, Inc.

4) CH MH Services (TX), LLC

5) CHSPSC, LLC

6) Friends of Texas Seniors

7) Helena Agri-Enterprises, LLC

8) Jackson Walker L.L.P.

9) Learning Undefeated, Inc.

10) Option Care Health

11) Outreach Health Care, Inc.

12) South Texas Electric Cooperative, Inc.

13) Southerland Properties, Inc.

14) Tenaska, Inc.

15) Texas Association of Broadcasters

16) Texas Council on Family Violence

17) Texas Dental Hygienists' Association

18) Texas Mining and Reclamation Association

19) The Innocence Project, Inc.

20) Vulcan Materials Company