Comcast is a media and technology company that offers video, high-speed Internet, voice, and Ethernet network services. The company operates through three primary businesses: Comcast Cable, NBCUniversal, and Sky, along with NBC and Telemundo broadcast networks and local broadcast television stations, broadcast television studio production operations, and related digital media properties. It also provides entertainment, news, information, and sports content. The company caters to residential and business customers and mobile network operators.