1) CLARK CONSTRUCTION GROUP, LLC

2) FORTRESS INFORMATION SECURITY, LLC

3) SMX (FKA SMARTRONIX)

4) ZERO - THE END OF PROSTATE CANCER

1) BRIGHTRIDGE

2) CEMPA COMMUNITY CARE

3) CENTRUS ENERGY CORP.

4) CHATTANOOGA METROPOLITAN AIRPORT AUTHORITY

5) CITY OF CHATTANOOGA, TENNESSEE

6) CITY OF JOHNSON CITY, TENNESSEE

7) CLARK CONSTRUCTION GROUP, LLC

8) ELECTRIC POWER BOARD

9) ERLANGER HEALTH SYSTEM

10) IVANTI

11) KNOXVILLE UTILITIES BOARD

12) MIDDLE TENNESSEE ELECTRIC

13) NOVONIX ANODE MATERIALS LLC

14) PERMOBIL, INC.

15) PLAYCORE, INC.

16) VOLKSWAGEN GROUP OF AMERICA, INC.

17) WRIGHT BROTHERS CONSTRUCTION, LLC

1) BRIGHTRIDGE

2) CEMPA COMMUNITY CARE

3) CENTRUS ENERGY CORP.

4) CHATTANOOGA METROPOLITAN AIRPORT AUTHORITY

5) CITY OF CHATTANOOGA, TENNESSEE

6) CITY OF JOHNSON CITY, TENNESSEE

7) CLARK CONSTRUCTION GROUP, LLC

8) ELECTRIC POWER BOARD

9) ERLANGER HEALTH SYSTEM

10) IVANTI

11) KNOXVILLE UTILITIES BOARD

12) MIDDLE TENNESSEE ELECTRIC

13) MOHAWK INDUSTRIES, INC.

14) NOVONIX ANODE MATERIALS LLC

15) PERMOBIL, INC.

16) PLAYCORE, INC.

17) VOLKSWAGEN GROUP OF AMERICA, INC.

18) WRIGHT BROTHERS CONSTRUCTION, LLC