William E. Hale

America Service Group, Inc. provides a wide range of healthcare programs to government agencies for the medical care of inmates. It operates a family of specialized healthcare companies focused on patient safety, quality care and cost-effective treatment as foundational principles. The company was founded in 1990 and is headquartered in Brentwood, TN.

Beech Street Corp. provides network and healthcare management services. Its services include Network Services like PPO Network, transplant network, repricing technology, and clinical services like disease management, maternity options management and specialty services. The company was founded in 1951 and is headquartered in Lake Forest, CA.

America's Health Insurance Plans, Inc. is the national trade association representing the health insurance industry. AHIP's members provide health and supplemental benefits to more than 200 million Americans through employer-sponsored coverage, the individual insurance market, and public programs such as Medicare and Medicaid. AHIP advocates for public policies that expand access to affordable health care coverage to all Americans through a competitive marketplace that fosters choice, quality and innovation. The company is headquartered in Washington, DC.

The American Association of Preferred Provider Organizations provides voluntary business management services. The non-profit company is based in Louisville, KY.