1) AMERICAN ELECTRIC POWER SERVICE CORPORATION

2) AMERICAN PUBLIC POWER ASSOCIATION

3) BLOOM ENERGY

4) CLEAN FUELS ALLIANCE AMERICA

5) FAMILY ENTERPRISE USA ACTION, FORMERLY REPORTED AS, POLICY AND TAXATION GROUP

6) HIGHLY INNOVATIVE FUELS

7) HUNT CONSOLIDATED INC.

8) KEY BENEFIT ADMINISTRATORS

9) MARRIOTT INTERNATIONAL, INC.

10) PERNOD RICARD USA

11) PROLOGIS LP

12) QUANTA SERVICES, INC.

13) SUNRUN INC.

14) VANGUARD RENEWABLES