Lions Gate Entertainment Corporation, doing business as Lionsgate, is a Canadian-American entertainment company. It was formed by Frank Giustra on July 10, 1997, domiciled in Vancouver, British Columbia, Canada and is currently headquartered in Santa Monica, California, United States. In addition to its flagship Lionsgate Films division, the company contains other divisions such as Lionsgate Television and Lionsgate Interactive. It owns a variety of subsidiaries such as Summit Entertainment, Debmar-Mercury, and Starz Inc.