1) Aon (formerly known as Aon Hewitt)

2) CHSPSC, LLC (FKA Community Health Systems, Inc.)

3) Life Molecular Imaging (f/k/a Piramal Imaging Limited)

4) LifePoint Hospitals, Inc.

5) Magellan Health Services (f/k/a Senior Whole Health)

6) Partnership for Quality Home Healthcare

7) Public Health Trust/Jackson Health Systems

8) Quorum Health Corporation

9) SCL Health System

10) Texas Scottish Rite Hospital for Children