Ronald Marston

HCCA International, Inc. provides recruitment services for hospitals. It offers health care management, operations, and recruitment services to hospital facilities worldwide. The company was founded in 1973 and is headquartered in Franklin, TN.

American Management Association provides education seminars and sells educational materials. The firm is a global membership-based association that provides a full range of management development and educational services to individuals, companies and government agencies worldwide. The company was founded in 1913 and is headquartered in New York, NY.

HCA International Ltd. owns and operates hospitals. It offers anaesthetics, fluoroscopy, breast care, hydrotherapy, mammography, cardiology, cath lab, hepatology, physiotherapy radiotherapy, thoracic surgery, and cardiac services. The company was founded by Thomas Frist in 1968 and is headquartered in London, the United Kingdom.

The Society for Human Resource Management (SHRM) is the world's largest HR association with almost 325,000 members. The non-profit company is based in Alexandria, VA and has subsidiaries in India and the United States. The company aims to create better workplaces and address critical issues affecting society that impact work. Johnny C. Taylor has been the CEO of the company since 2017.

Shearwater Health, Inc. operates as a holding company, which provides global healthcare solutions. The company was founded by Ronald C. Marston in 1973 and is headquartered Nashville, TN.