VHA Inc.
 VHA Inc. based in Irving Texas is a corporation that serves more than 1350 not-for-profit hospitals and 24000+ non-acute care facilities in 47 states and the District of Columbia. Founded in 1977 VHA provides supply chain management services and promotes and supports the formation of regional member networks that allow health care organizations to collaborate. VHA and UHC own a supply contracting company called Novation.