Cablevision's digital marketing and commerce group was established earlier this year with both consumer-oriented and business-to-business advertising in mind.

Charles Dolan, the billionaire founder of HBO and Cablevision, whose family owns Madison Square Garden, has died at age 98, his family said Saturday.

Cablevision Systems Corp plans to spin off its Madison Square Garden (MSG) unit by the end of the year, hoping to get a better valuation from Wall Street for assets including the New York Knicks ...

Charles F. Dolan, who founded some of the most prominent U.S. media companies including Home Box Office Inc. and Cablevision Systems Corp., has died at age 98, according to a news report.

Charles F. Dolan in 2001. As the founder of HBO and Cablevision, he “helped establish cable television as an economic, social and cultural force,” Douglas Gomery, a mass communications scholar ...

Charles Dolan, who helped pioneer pay television, is dead at 98, his family confirms. He founded HBO and Cablevision, among other ventures.