1) COMMUNITY HEALTH SYSTEMS PROFESSIONAL SERVICES CORPORATION

2) COOPERATIVE COUNCIL FOR OKLAHOMA SCHOOL ADMINISTRATION, INC.

3) OKLAHOMA ASSOCIATION OF CAREER & TECHNOLOGY EDUCATION

4) OKLAHOMA NORTHWEST PANHANDLE ADMINISTRATORS ASSOCIATION d/b/a OKLAHOMA NORTHWEST PANHANDLE ADMINISTRATORS ASSOCIATION

5) OKLAHOMA SCHOOL ASSURANCE GROUP (OSAG) d/b/a OKLAHOMA SCHOOL ASSURANCE GROUP (OSAG)

6) OKLAHOMA STATE RADIOLOGICAL SOCIETY, INC.

7) ORGANIZATION OF RURAL OKLAHOMA SCHOOLS d/b/a OROS