1) Adtalem Global Education, Inc.

2) Council for Opportunity in Education

3) FIRST The United States Foundation for Inspiration and Recognition of Science

4) Invest America Ventures, Inc.

5) LEGO Systems, Inc.

6) Medici Ventures, Inc.

7) MOHELA (Missouri Higher Education Loan Authority)

8) Overstock.com, Inc.

9) Piedmont Municipal Power Agency

10) Success Academy Charter Schools

11) The NHHEAF Network Organizations

12) Trellis Company

13) Waterford Research Institute LLC

1) Abilene Chamber of Commerce

2) Alcoa USA Corp.

3) American Innovators Network

4) Arlington Convention Center Hotel Owner LLC.

5) Austin StadCo LLC

6) Austin StadCo LLC (Precourt)

7) Austin TeamCo dba Austin FC

8) Austin TrainingCo, LLC

9) Bayer U.S. LLC

10) BEPCO, L.P.

11) Blue Cross Blue Shield of Texas

12) BLUEBONNET ELECTRIC COOPERATIVE, INC.�

13) Brazos River Authority

14) Celanese International Corporation

15) Charter Communications Operating, LLC

16) Children's Hospital Association of Texas

17) Cielo Wind Power LLC

18) City of Cedar Park

19) City of Weatherford

20) CoreView USA, Inc.

21) Covestro LLC

22) Dallas Cowboys Football Club Ltd etal

23) Dallas Police & Fire Pension System

24) Eastman Chemical - Texas Operations

25) Eli Lilly and Company

26) Farmers Group Inc

27) Foster, Paul

28) Franklin Mountain Investments, LP

29) Franklin Mountain Management, LLC

30) GEXA Energy

31) H-E-B, LP

32) HCA Healthcare Inc.

33) Houston Astros, LLC

34) Houston Livestock Show and Rodeo, Inc.

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

36) Houston Police Officers' Pension System

37) Huckabee & Associates, Inc.

38) IndyCar Grand Prix of Arlington, LLC

39) Lone Star Transmission LLC

40) Long Cove Development, Inc. on behalf of the Lake View Management & Development District

41) Lubbock Power and Light

42) Majestic Realty Co., a California Corporation

43) Microsoft

44) Molina Healthcare Inc.

45) National Medal of Honor Museum Foundation

46) New Braunfels Utilities

47) NextEra Energy Inc.

48) NextEra Energy Resources LLC

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

50) Perry Homes, LLC

51) Pharmaceutical Research & Manufacturers of America

52) Pogue Construction Company, LP

53) Port of Corpus Christi Authority

54) Puerto Verde Holdings, LLC

55) Quantum America LLC

56) Raise Your Hand for Public Schools/Raise Your Hand Texas

57) Rangers Baseball LLC

58) Ryan, LLC

59) SHI Government Solutions Inc.

60) SL ENERGY POWER PLANT I, LLC

61) SLR Property I, LP

62) Speedway Motorsports LLC

63) Sports Betting Alliance

64) TDI

65) Texas Association of Public Employee Retirement Systems

66) Texas Motor Speedway, LLC

67) The Javelin Group, LLC

68) The PNC Financial Services Group, Inc.

69) Touchstone Communities

70) Trellis Company and Subsidiaries

71) Tremco Roofing and Building Maintenance

72) United Airlines, Inc.

73) Waste Control Specialist, LLC

1) Fast Growth School Coalition (an association of public school districts in Texas)

2) Harris County Department of Education

3) HMH Education Company

4) Houston Professional Fire Fighters Association, IAFF - Local 341

5) Huckabee & Associates, Inc.

6) Inception Fertility Corporate Services, LLC.�

7) Lottomatrix USA Limited Liability Company

8) National Medal of Honor Museum Foundation

9) Ogle School Management LLC

10) Pogue Construction Company, LP

11) Raise Your Hand for Public Schools/Raise Your Hand Texas

12) SL ENERGY POWER PLANT I, LLC

13) SLR Property I, LP

14) Strive Public Policy Resources, LLC

15) Teachers of Tomorrow

16) Texas Council of Administrators of Special Education (TCASE)

17) Texas High School Coaches Association

18) Texas School Alliance

19) Trellis Company and Subsidiaries

1) TRELLIS COMPANY

1) Adtalem Global Education, Inc.

2) Council for Opportunity in Education

3) FIRST The United States Foundation for Inspiration and Recognition of Science

4) Invest America Ventures, Inc.

5) LEGO Systems, Inc.

6) MOHELA (Missouri Higher Education Loan Authority)

7) Success Academy Charter Schools

8) The NHHEAF Network Organizations

9) Trellis Company

10) Waterford Research Institute LLC

1) 3 Elements Group, SA

2) Air Products and Chemicals, Inc.

3) Alcoa USA Corp.

4) Arkansas Electric Cooperatives, Inc.

5) Bayer U.S. LLC

6) BLUEBONNET ELECTRIC COOPERATIVE, INC.�

7) Brazos River Authority

8) CDM Smith Inc.

9) Celanese International Corporation

10) Chisholm Trail Disposal, LLC

11) Cielo Wind Power LLC

12) Covestro LLC

13) Daikin Comfort Technologies North America

14) Eastman Chemical - Texas Operations

15) El Paso and Hudspeth Counties Regional Water Supply Corporation

16) El Paso Water

17) Flint Hills Resources, LLC

18) Foster, Paul

19) Frontier Waste Solutions

20) Georgia-Pacific LLC

21) GEXA Energy

22) Green Group Holdings, LLC

23) Guadalupe-Blanco River Authority

24) Guardian Industries Holdings, LLC

25) Infor(US), LLC

26) INV Nylon Chemicals Americas, LLC

27) Koch Ag & Energy Solutions, LLC

28) Koch Engineered Solutions, LLC

29) Koch Supply & Trading, LP

30) Lone Star Transmission LLC

31) Lubbock Power and Light

32) New Braunfels Utilities

33) NextEra Energy Inc.

34) NextEra Energy Resources LLC

35) North Texas Municipal Water District

36) PCII, LLC

37) Phillips Infrastructure Corporation

38) San Jacinto River Authority

39) SL ENERGY POWER PLANT I, LLC

40) SLR Property I, LP

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

42) TEXSAR, Inc.

43) Trellis Company and Subsidiaries

44) Uranium Energy Corp

45) Waste Control Specialist, LLC

1) Adtalem Global Education, Inc.

2) AirlineMporium, a division of GOPICNIC

3) Council for Opportunity in Education

4) Denbury Resources

5) Intel Corporation

6) Invest America Ventures, Inc.

7) Medici Ventures, Inc.

8) MOHELA (Missouri Higher Education Loan Authority)

9) Overstock.com, Inc.

10) Ranken Jordan Pediatric Bridge Hospital

11) Success Academy Charter Schools

12) The NHHEAF Network Organizations

13) Trellis Company

14) Voatz, Inc.

15) Waterford Research Institute LLC