1) AMERICAN COUNCIL OF ENGINEERING COMPANIES OF OKLAHOMA, INC.

2) AMERICAN HEART ASSOCIATION, INC. d/b/a AMERICAN HEART ASSOCIATION

3) CHOCTAW NATION OF OKLAHOMA

4) CYPRESS CREEK RENEWABLES d/b/a CYPRESS CREEK RENEWABLES

5) INTEGRIS HEALTH, INC.

6) OGE ENERGY CORP.

7) OKLAHOMA OPTOMETRIC ASSOCIATION

8) STATE FARM MUTUAL INSURANCE COMPANY

9) TEAMHEALTH, INC

10) THE ARC OF OKLAHOMA, INC.

11) THE RETAIL LIQUOR ASSOCIATION OF OKLAHOMA, INC.