Comcast Corporation is an American multinational telecommunications and media conglomerate founded in 1963 as American Cable Systems. The company was renamed Comcast Corporation in 1969 and is headquartered in Philadelphia, Pennsylvania. Comcast operates cable television, broadband internet, and wireless services across the United States. The company’s NBCUniversal division produces film and television content and operates theme parks, while its 2018 acquisition of Sky extended its reach into European media and telecommunications markets.