1) Air Products and Chemicals, Inc.

2) Austin StadCo LLC

3) Austin TeamCo dba Austin FC

4) Austin TrainingCo, LLC

5) Brazos River Authority

6) CDM Smith Inc.

7) Charter Communications Operating, LLC

8) Chisholm Trail Disposal, LLC

9) Cirrus Logic, Inc.

10) Cook Children's Health Care System

11) CoreView USA, Inc.

12) Covestro LLC

13) Dallas Cowboys Football Club Ltd etal

14) Deloitte & Touche LLP

15) Deloitte Consulting LLP

16) DentaQuest, LLC

17) Distilled Spirits Council of the United States (DISCUS)

18) Eastman Chemical - Texas Operations

19) Flint Hills Resources, LLC

20) Frontier Waste Solutions

21) Georgia-Pacific LLC

22) GEXA Energy

23) Green Group Holdings, LLC

24) Guadalupe-Blanco River Authority

25) Guardian Industries Holdings, LLC

26) H-E-B, LP

27) Houston Astros, LLC

28) Houston Livestock Show and Rodeo, Inc.

29) Houston NFL Holdings, L.P. , DBA Houston Texans

30) Incode Techonologies, Inc.

31) Infor(US), LLC

32) INV Nylon Chemicals Americas, LLC

33) Koch Ag & Energy Solutions, LLC

34) Koch Engineered Solutions, LLC

35) Koch Supply & Trading, LP

36) Lone Star Transmission LLC

37) Lottomatrix USA Limited Liability Company

38) Lubbock Power and Light

39) National Football League

40) New Braunfels Utilities

41) NextEra Energy Inc.

42) NextEra Energy Resources LLC

43) North Texas Municipal Water District

44) Novartis Services Inc.

45) Office of the Commissioner of Baseball, DBA Major League Baseball

46) PCII, LLC

47) PGA Tour Enterprises, LLC

48) Phillips Infrastructure.Corporation

49) Puerto Verde Holdings, LLC

50) Rangers Baseball LLC

51) Reagan National Advertising of Austin Inc.

52) Robinhood Markets

53) San Jacinto River Authority

54) SH 130 Concession Company, LLC

55) Silicon Laboratories Inc.

56) SL ENERGY POWER PLANT I, LLC

57) SLR Property I, LP

58) Southern Spirit Transmission, LLC C/O Pattern Energy Group, LP

59) Speedway Motorsports LLC

60) Sports Betting Alliance

61) Texas Irrigation Council

62) Texas Motor Speedway, LLC

63) Texas Waterway Operators Association

64) TEXSAR, Inc.

65) The Exemption Project, Inc.

66) Uranium Energy Corp

1) 3 Elements Group, SA

2) Air Products and Chemicals, Inc.

3) Arkansas Electric Cooperatives, Inc.

4) Bayer U.S. LLC

5) BLUEBONNET ELECTRIC COOPERATIVE, INC.�

6) Brazos River Authority

7) CDM Smith Inc.

8) Celanese International Corporation

9) Chisholm Trail Disposal, LLC

10) Covestro LLC

11) Daikin Comfort Technologies Manufacturing, Inc.

12) Eastman Chemical - Texas Operations

13) El Paso and Hudspeth Counties Regional Water Supply Corporation

14) El Paso Water

15) Flint Hills Resources, LLC

16) Foster, Paul

17) Frontier Waste Solutions

18) Georgia-Pacific LLC

19) GEXA Energy

20) Green Group Holdings, LLC

21) Guadalupe-Blanco River Authority

22) Guardian Industries Holdings, LLC

23) Infor(US), LLC

24) INV Nylon Chemicals Americas, LLC

25) Koch Ag & Energy Solutions, LLC

26) Koch Engineered Solutions, LLC

27) Koch Supply & Trading, LP

28) Lone Star Transmission LLC

29) Lubbock Power and Light

30) New Braunfels Utilities

31) NextEra Energy Inc.

32) NextEra Energy Resources LLC

33) North Texas Municipal Water District

34) PCII, LLC

35) Phillips Infrastructure Corporation

36) San Jacinto River Authority

37) SL ENERGY POWER PLANT I, LLC

38) SLR Property I, LP

39) Southern Spirit Transmission, LLC C/O Pattern Energy Group, LP

40) TEXSAR, Inc.

41) Trellis Company and Subsidiaries

42) Uranium Energy Corp

43) Waste Control Specialist, LLC