1) AIR CONDITIONING HEATING & REFRIGERATION INSTITUTE (FKA AIR CONDITIONING AND R)

2) AIR LIQUIDE USA LLC

3) AMEREN

4) AMERICAN CEMENT ASSOCIATION (FORMERLY PORTLAND CEMENT ASSOCIATION)

5) AMERICAN LEADS ALLIANCE

6) CAMECO CORPORATION

7) CEMENT KILN RECYCLING COALITION

8) DENKA PERFORMANCE ELASTOMER LLC

9) DT MIDSTREAM, INC.

10) DUKE ENERGY CORPORATION

11) ENERGY FORWARD

12) GEOTHERMAL EXCHANGE ORGANIZATION (GEO)

13) HEIDELBERG MATERIALS

14) KINDER MORGAN, INC

15) NATIONAL AUTOMOBILE DEALERS ASSOCIATION

16) PLUG POWER, INC.

17) PORTABLE GENERATOR MANUFACTURERS ASSOCIATION (PGMA)

18) REPSOL SERVICES COMPANY

19) SALT RIVER PROJECT

20) SOUTHERN COMPANY

21) SUNGAS RENEWABLES INC

22) TELE-FONIKA CABLE AMERICAS CORPORATION

23) THE TREVOR PROJECT

24) VALERO ENERGY CORP

25) VISTRA ENERGY (FKA ENERGY FUTURE HOLDINGS)

1) AMEREN

2) AMERICAN CEMENT ASSOCIATION (FORMERLY PORTLAND CEMENT ASSOCIATION)

3) AQUESTIVE THERAPEUTICS

4) AVERY DENNISON CORPORATION

5) CAMECO CORPORATION

6) CEMENT KILN RECYCLING COALITION

7) DUKE ENERGY CORPORATION

8) ELECTRICITY CANADA

9) ENERGY FORWARD

10) GEOTHERMAL EXCHANGE ORGANIZATION (GEO)

11) GEVO, INC.

12) GLOBAL LASER ENRICHMENT LLC

13) HEIDELBERG MATERIALS

14) MARITIME INNOVATION COALITION

15) METHANEX (DBA METHANEX USA LLC, METHANEX LOUISIANA LLC, METHANEX GEISMAR III LLC

16) REPSOL SERVICES COMPANY

17) SALT RIVER PROJECT

18) SOUTHERN COMPANY

19) SUNGAS RENEWABLES INC

20) THE METHANOL INSTITUE

21) VALERO ENERGY CORP

22) VISTRA ENERGY (FKA ENERGY FUTURE HOLDINGS)

1) AIR CONDITIONING HEATING & REFRIGERATION INSTITUTE (FKA AIR CONDITIONING AND R)

2) AIR LIQUIDE USA LLC

3) AMEREN

4) BEX CARBON

5) CLEAN FUELS ALLIANCE AMERICA (FORMERLY REPORTED AS NATIONAL BIODIESEL BOARD)

6) DARLING INGREDIENTS INC.

7) DT MIDSTREAM, INC.

8) DUKE ENERGY CORPORATION

9) ENERGY FORWARD

10) FUEL CELL AND HYDROGEN ENERGY ASSOCIATION

11) GEOTHERMAL EXCHANGE ORGANIZATION (GEO)

12) MARITIME INNOVATION COALITION

13) PLUG POWER, INC.

14) POET LLC

15) SALT RIVER PROJECT

16) SOUTHERN COMPANY

17) THAI UNION GROUP PCL

18) THE COALITION FOR RENEWABLE NATURAL GAS

19) THE METHANOL INSTITUE

20) VALERO ENERGY CORP

21) VISTRA ENERGY (FKA ENERGY FUTURE HOLDINGS)