1) Air Products and Chemicals, Inc.

2) Alcoa USA Corp.

3) Austin StadCo LLC

4) Austin TeamCo dba Austin FC

5) Austin TrainingCo, LLC

6) Brazos River Authority

7) CDM Smith Inc.

8) Charter Communications Operating, LLC

9) Chisholm Trail Disposal, LLC

10) Cielo Wind Power LLC

11) Cirrus Logic, Inc.

12) Cook Children's Health Care System

13) CoreView USA, Inc.

14) Covestro LLC

15) Dallas Cowboys Football Club Ltd etal

16) Deloitte & Touche LLP

17) Deloitte Consulting LLP

18) DentaQuest, LLC

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

20) Eastman Chemical - Texas Operations

21) EdgeCloudLink, Inc.

22) Flint Hills Resources, LLC

23) Frontier Waste Solutions

24) Georgia-Pacific LLC

25) GEXA Energy

26) Green Group Holdings, LLC

27) Guadalupe-Blanco River Authority

28) Guardian Industries Holdings, LLC

29) H-E-B, LP

30) Houston Astros, LLC

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

32) Infor (US), LLC

33) INV Nylon Chemicals Americas, LLC

34) Jack & Nancy Dwyer Workforce Development Center, Inc.

35) Koch Ag & Energy Solutions, LLC

36) Koch Engineered Solutions, LLC

37) Koch Supply & Trading, LP

38) Lone Star Transmission LLC

39) Lottomatrix USA Limited Liability Company

40) Lubbock Power and Light

41) National Football League

42) New Braunfels Utilities

43) NextEra Energy Inc.

44) NextEra Energy Resources LLC

45) North Texas Municipal Water District

46) Novartis Services Inc.

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

48) PCII, LLC

49) PGA Tour Enterprises, LLC

50) Phillips Infrastructure.Corporation

51) Puerto Verde Holdings, LLC

52) Rangers Baseball LLC

53) Reagan National Advertising of Austin Inc.

54) San Jacinto River Authority

55) Service Lloyds Insurance Company

56) SH 130 Concession Company, LLC

57) Silicon Laboratories Inc.

58) SL ENERGY POWER PLANT I, LLC

59) SLR Property I, LP

60) Southern Spirit Transmission LLC c/o Pattern Energy Group LP

61) Speedway Motorsports LLC

62) Sports Betting Alliance

63) Summit Next Gen, LLC

64) Texas Irrigation Council

65) Texas Motor Speedway, LLC

66) Texas Waterway Operators Association

67) TEXSAR, Inc.

68) The Exemption Project, Inc.