1) Advanced Energy Economy DBA Texas Advanced Energy

2) Associated Builders and Contractors of Texas

3) AT&T

4) CCNG, Inc.

5) Celestica, Inc.

6) Dow

7) El Paso Health, on behalf of Harris Health, University Health, and Parkland

8) Enchanted Rock

9) Google LLC and its Affiliates

10) Grid United LLC

11) Intersect Power, LLC

12) Jupiter Power LLC

13) Lancium LLC

14) Liberty Energy Inc.

15) Liberty Mutual

16) Merck Sharp & Dohme Corp including its affiliates-Schering Corp and Merck Schering-Plough

17) Occidental

18) Roadrunner 1, LLC

19) Royal D Landholdings, LLC

20) Tesla Inc.

21) Tex Hahn Media, Inc.

22) Texas Association of Counties Risk Management Pool