1) Air Conditioning, Heating & Refrigeration Institute (FKA Air Conditioning and R)

2) Air Liquide USA LLC

3) Ameren

4) Association of Plastic Recyclers

5) Delek US Holdings, Inc.

6) Duke Energy Corporation

7) Energy Forward

8) McKinsey & Company

9) PET Resin Association

10) Salt River Project

11) Society for Neuro-Oncology

12) SOUTHERN COMPANY

13) Thai Union Group PCL

14) VALERO ENERGY CORP

15) 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) Associated Builders and Contractors

5) Cheniere Energy, Inc.

6) Delek US Holdings, Inc.

7) Duke Energy Corporation

8) Energy Forward

9) Hunter Douglas, Inc.

10) McKinsey & Company

11) National Automobile Dealers Association

12) Nustar Energy Corporation

13) Salt River Project

14) SOUTHERN COMPANY

15) Thai Union Group PCL

16) The Core Coalition

17) VALERO ENERGY CORP

18) Vistra Energy (FKA Energy Future Holdings)

1) SALT RIVER PROJECT

1) City of Douglas, Arizona

2) City of Flagstaff

3) City of Maricopa

4) City of Tolleson

5) Coconino County

6) Ghost Management Group, LLC

7) Lowell Observatory

8) Northern Arizona Intergovernmental Public Transportation Authority

9) Pima County

10) Salt River Project

11) Town of Superior (Arizona)

1) Air Conditioning, Heating & Refrigeration Institute (FKA Air Conditioning and R)

2) Air Liquide USA LLC

3) Ameren

4) American Automotive Leasing Association (AALA)

5) Array Technologies, Inc.

6) Association of Plastic Recyclers

7) Cheniere Energy, Inc.

8) Denka Performance Elastomer LLC

9) Duke Energy Corporation

10) Energy Forward

11) Equinor US Operations LLC

12) Hunter Douglas, Inc.

13) Kingspan Insulation LLC

14) National Automobile Dealers Association

15) National Brain Tumor Society

16) Nustar Energy Corporation

17) PET Resin Association

18) Polaris Industries

19) Portable Generator Manufacturers Association (PGMA)

20) Power Tool Institute, Inc.

21) Salt River Project

22) SHINE Medical Technologies

23) Society for Neuro-Oncology

24) SOUTHERN COMPANY

25) Sumitomo Rubber Industries, Ltd.

26) SunCoke Energy, Inc.

27) Thai Union Group PCL

28) The Judge Rotenberg Center

29) The Trevor Project

30) VALERO ENERGY CORP

31) Vistra Energy (FKA Energy Future Holdings)

32) Window Covering Manufacturers Association

1) City of Douglas, Arizona

2) City of Flagstaff

3) City of Maricopa

4) City of Tolleson

5) Coconino County

6) Ghost Management Group, LLC

7) Lowell Observatory

8) Northern Arizona Intergovernmental Public Transportation Authority

9) Pima County

10) Salt River Project

11) Town of Superior (Arizona)

1) Air Liquide USA LLC

2) Ameren

3) Duke Energy Corporation

4) Energy Forward

5) FBI AGENTS ASSOCIATION

6) McKinsey & Company

7) National Automobile Dealers Association

8) Range Resources Corporation

9) Salt River Project

10) SOUTHERN COMPANY

11) Thai Union Group PCL

12) The Trevor Project

13) VALERO ENERGY CORP

14) Vistra Energy (FKA Energy Future Holdings)

1) SALT RIVER PROJECT

1) A.M. Best Company, Inc.

2) Air Conditioning, Heating & Refrigeration Institute (FKA Air Conditioning and R)

3) Air Liquide USA LLC

4) Ameren

5) American Automotive Leasing Association (AALA)

6) Arctic Cat Inc.

7) Array Technologies, Inc.

8) Associated Builders and Contractors

9) Association of Plastic Recyclers

10) Bombardier Recreational Products

11) Britax Child Safety, Inc.

12) Builders Hardware Manufacturers Association

13) Cement Kiln Recycling Coalition

14) Cheniere Energy, Inc.

15) COALITION FOR SAFE AND RESPONSIBLE ATV USE

16) COUNCIL OF INDUSTRIAL BOILER OWNERS

17) Delek US Holdings, Inc.

18) Denka Performance Elastomer LLC

19) DTE Energy Corporation

20) Duke Energy Corporation

21) Energy Forward

22) Envirocleanse LLC

23) Enviva LP

24) Equinor US Operations LLC

25) Extruded Polystyrene Foam Association

26) EZ-GO

27) FBI AGENTS ASSOCIATION

28) Geothermal Exchange Organization (GEO)

29) Helix Energy Solutions Group

30) Honda North America Inc.

31) Hunter Douglas, Inc.

32) Inter-Power/AhlCon Partners, L.P. - Colver Power Project

33) Interstate Natural Gas Association of America

34) Kawasaki Motor Corp.

35) KINDER MORGAN, INC

36) Kingspan Insulation LLC

37) Marblegate Asset Management

38) McKinsey & Company

39) National Automobile Dealers Association

40) National Biodiesel Board

41) National Brain Tumor Society

42) Nustar Energy Corporation

43) PET Resin Association

44) Plug Power, Inc.

45) Polaris Industries

46) Portable Generator Manufacturers Association (PGMA)

47) Portland Cement Association

48) Power Tool Institute, Inc.

49) Range Resources Corporation

50) Recreational Off-Highway Vehicle Association (ROHVA)

51) Salt River Project

52) SHINE Medical Technologies

53) Society for Neuro-Oncology

54) SOUTHERN COMPANY

55) Sumitomo Rubber Industries, Ltd.

56) SunCoke Energy, Inc.

57) Thai Union Group PCL

58) The Core Coalition

59) The Judge Rotenberg Center

60) The Trevor Project

61) U.S. Industrial Pellet Association

62) VALERO ENERGY CORP

63) Vistra Energy (FKA Energy Future Holdings)

64) Window Covering Manufacturers Association

65) Yamaha Motor Corporation

1) Air Conditioning, Heating & Refrigeration Institute (FKA Air Conditioning and R)

2) Air Liquide USA LLC

3) Ameren

4) Delek US Holdings, Inc.

5) Duke Energy Corporation

6) Energy Forward

7) Growth Energy

8) Hunter Douglas, Inc.

9) National Biodiesel Board

10) Plug Power, Inc.

11) Salt River Project

12) SOUTHERN COMPANY

13) Thai Union Group PCL

14) VALERO ENERGY CORP

15) Vistra Energy (FKA Energy Future Holdings)

1) Air Liquide USA LLC

2) Ameren

3) Cheniere Energy, Inc.

4) Duke Energy Corporation

5) Energy Forward

6) Kingspan Insulation LLC

7) National Automobile Dealers Association

8) Nustar Energy Corporation

9) Salt River Project

10) SOUTHERN COMPANY

11) Thai Union Group PCL

12) VALERO ENERGY CORP

13) Vistra Energy (FKA Energy Future Holdings)

1) Ameren

2) Array Technologies, Inc.

3) Cheniere Energy, Inc.

4) Duke Energy Corporation

5) Energy Forward

6) FBI AGENTS ASSOCIATION

7) National Automobile Dealers Association

8) Nustar Energy Corporation

9) Salt River Project

10) SOUTHERN COMPANY

11) Thai Union Group PCL

12) VALERO ENERGY CORP

13) Vistra Energy (FKA Energy Future Holdings)