1) 34ed, LLC DBA Centegix

2) American Homes 4 Rent, L.P.

3) Americans for Affordable Clean Energy, Inc.

4) Bandera Electric Cooperative, Inc.

5) Brown and Caldwell

6) Cicero Action

7) Eolian, L.P.

8) Generac Power Systems, Inc.

9) Independent Insurance Agents of Texas

10) Managed Care of North America Inc. dba MCNA Dental

11) Marathon Petroleum Corporation

12) Navarro College

13) Sidecar Health, Inc.

14) Social Purpose Corrections

15) Sunrun Inc.

16) Teladoc Health, Inc.

17) Texans Care for Children, Inc.

18) Texas Automobile Dealers Association

19) Texas Electric Cooperatives, Inc.

20) Wells Fargo & Co

1) AMERICAN CHEMISTRY COUNCIL, INC.

2) BRADFORD WHITE CORPORATION

3) CHANGE & IMPACT, INC.

4) ENTEK TECHNOLOGY HOLDING, LLC

5) EOLIAN ENERGY

6) EOLIAN, L.P.

7) EXELON CORPORATION

8) FUJIFILM HOLDINGS AMERICA CORPORATION

9) HIGHLAND ELECTRIC FLEETS

10) INTERNATIONAL MOTORS, LLC

11) LENNOX INTERNATIONAL INC.

12) METAL TECHNOLOGIES, INC.

13) NEWRANGE COPPER NICKEL LLC

14) PARTNER THERAPEUTICS, INC.

15) PRIMIENT

16) RIO TINTO SERVICES INC.

17) SOLSTICE ADVANCED MATERIALS INC.

18) THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA

19) THE WILLIAMS COMPANIES, INC.

20) TRANSCANADA PIPELINES USA LTD

21) VENTURE GLOBAL LNG, INC.

1) AMERICAN CHEMISTRY COUNCIL, INC.

2) AREVIA POWER

3) BRADFORD WHITE CORPORATION

4) DUKE ENERGY CORPORATION

5) ENTEK TECHNOLOGY HOLDING, LLC

6) EOLIAN ENERGY

7) EOLIAN, L.P.

8) EXELON CORPORATION

9) HIGHLAND ELECTRIC FLEETS

10) INTERNATIONAL MOTORS, LLC

11) LENNOX INTERNATIONAL INC.

12) NEWRANGE COPPER NICKEL LLC

13) TALEN ENERGY (FKA TALEN ENERGY SUPPLY, LLC)

14) THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA

15) TRANSCANADA PIPELINES USA LTD

16) VENTURE GLOBAL LNG, INC.

1) Collaborative Utility Solutions

2) Enel North America, Inc.

3) Eolian, L.P.

4) Form Energy, Inc.

5) Monarch Energy Development LLC

6) Octopus Energy

7) Pattern Energy Group 2 LP

8) Plus Power LLC

9) Priority Power Management, LLC

10) Serena Power, LLC

11) Sol Systems, LLC

12) Southern Spirit Transmission LLC

13) Spearmint Renewable Development Company, LLC

14) Wise Energy Resources, Ltd.

1) Americans for Affordable Clean Energy, Inc.

2) Bandera Electric Cooperative, Inc.

3) Brown and Caldwell

4) Cicero Action

5) Eolian, L.P.

6) Generac Power Systems, Inc.

7) Independent Insurance Agents of Texas

8) Joshco Group LLC dba VBG

9) Managed Care of North America Inc. dba MCNA Dental

10) Marathon Petroleum Corporation

11) Navarro College

12) Sunrun Inc.

13) Teladoc Health, Inc.

14) Texas Automobile Dealers Association

15) Texas Electric Cooperatives, Inc.

16) UnitedHealth Group, Inc.

17) Wells Fargo & Co

1) Adobe, Inc.

2) Americans for Affordable Clean Energy, Inc.

3) Bandera Electric Cooperative, Inc.

4) Brown and Caldwell

5) Cicero Action

6) Clara Health, Inc.

7) Eolian, L.P.

8) Generac Power Systems, Inc.

9) Independent Insurance Agents of Texas

10) Joshco Group LLC dba VBG

11) Molina Healthcare, Inc.

12) Navarro College

13) Renovation Capital Investment Corp.

14) Sidecar Health, Inc.

15) Social Purpose Corrections

16) Teladoc Health, Inc.

17) Texas Automobile Dealers Association

18) Wells Fargo & Co

1) AMERICAN AIRLINES, INC.

2) AMERICAN CHEMISTRY COUNCIL, INC.

3) AMERICAN PROPERTY CASUALTY INSURANCE ASSOCIATION FKA PROPERTY CASUALTY INSURERS

4) AREVIA POWER

5) AURORA OPERATIONS, INC.

6) BRADFORD WHITE CORPORATION

7) ENERGYSOURCE MINERALS (FKA ENERGY SOURCE MINERALS)

8) EOLIAN ENERGY

9) EOLIAN, L.P.

10) EXELON CORPORATION

11) HIGHLAND ELECTRIC FLEETS

12) INTERNATIONAL MOTORS, LLC

13) LENNOX INTERNATIONAL INC.

14) NEWRANGE COPPER NICKEL LLC

15) RIO TINTO SERVICES INC.

16) STOP THE RAIL MERGER, INC.

17) THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA

18) TRANSCANADA PIPELINES USA LTD

19) VENTURE GLOBAL LNG, INC.