Larry L. Mathis

Alexion Pharmaceuticals, Inc. engages in the business of serving patients and families affected by rare diseases and devastating conditions through the discovery, development, and commercialization of life-changing medicines. The firm also focuses on the development of haematology, nephrology, neurology, metabolic disorders, cardiology, and ophthalmology. The company was founded by Joseph A. Madri, David W. Keiser, Stephen P. Squinto, and Leonard Bell in January 1992 and is headquartered in Boston, MA.

Healthcare Trust of America, Inc. operates as a real estate investment trust. It owns, operates and invests in medical office buildings. The firm provides real estate infrastructure for the integrated delivery of healthcare services in desirable locations. The company was founded by Scott D. Peters on April 20, 2006, and is headquartered in Scottsdale, AZ.

Healthcare Trust of America Holdings LP provides real estate investment services. The firm also focuses on acquiring, owning and operating medical office buildings that are predominantly located on the campuses of, or aligned with, nationally or regionally recognized healthcare systems. The company was founded on April 20, 2006 and is headquartered in Nashville, TN.

The American Hospital Association owns and operates hospitals. Its services include patient care, conducting research and development projects on the structuring and delivery of health care services, and providing educational programs and opportunities. The company was founded in September 1899 and is headquartered in Chicago, IL.

The Methodist Hospital owns and operates general medical hospitals. The firm provides services for cancer, gastroenterology and GI surgery, neurology and neurosurgery, orthopedics, and sports medicine and transplant. The company was founded in 1919 and is headquartered in Houston, TX.

American College of Healthcare Executives operates as a professional society of healthcare executives. The company was founded in 1933 and is headquartered in Chicago, IL.

Texas Hospital Association operates as a health care association in Texas. The company was founded in 1930 and it is headquartered in Austin, TX.