1) AMERICAN FARMERS AND RANCHERS MUTUAL INSURANCE COMPANY d/b/a AMERICAN FARMERS AND RANCHERS MUTUAL INSURANCE COMPANY

2) AMERICAN INTERNATIONAL GROUP

3) APEX CLEAN ENERGY, INC.

4) BAYER U.S. LLC

5) NATIONAL COUNCIL ON COMPENSATION INSURANCE, INC. d/b/a NCCI

6) OKLAHOMA MUNICIPAL ASSURANCE GROUP

7) OKLAHOMA MUNICIPAL NATURAL GAS COALITION

8) OKLAHOMA RETAIL MERCHANTS ASSOCIATION

9) OKLAHOMA STATE UNION OF THE FARMERS EDUCATIONAL AND CO-OPERATIVE UNION OF AMERICA, INC. d/b/a AMERICAN FARMERS AND RANCHERS

10) WALGREEN CO. d/b/a WAGREEN CO.