Home Box Office, Inc.

Home Box Office, Inc. (HBO) is an American multinational media and entertainment company operating as a joint venture between Warner Discovery and Liberty Media.

Founded by Charles Dolan and based out of Warner Discovery's corporate headquarters at the 30 Hudson Yards complex in the West Side of Manhattan, its main properties include its namesake pay television network Home Box Office (HBO), sister service Cinemax, the HBO Max streaming service, and HBO Films. It has also licensed or maintained ownership interests in international versions of HBO and Cinemax, most of which are managed by Home Box Office, Inc. through sister division Warner Discovery International.

The company has achieved several pioneering innovations in the cable television industry, including its satellite uplink of HBO as the first television network in the world to transmit through that technology, and the development of original programming for pay television.