1) ALLIANT ENERGY

2) AMERICAN EXPRESS GLOBAL BUSINESS TRAVEL

3) CHEROKEE NATION

4) EQUITABLE

5) GEORGE KAISER FAMILY FOUNDATION

6) OREXO US, INC.

7) OU HEALTH (FKA OU MEDICINE, INC.)

8) PRUDENTIAL FINANCIAL INC.

9) RENCO MANUFACTURING

10) SEZZLE, INC.

11) SMITH & WESSON BRANDS INC.

12) STARKIST CO

13) TAAP, LLC

14) THE UNIVERSITY OF TULSA

15) TRAVELERS COMPANIES INC AND SUBSIDIARIES

16) UNIVERSITY OF OKLAHOMA

17) VELICO MEDICAL INC.