CBS Corporation was founded in 1927 as Columbia Broadcasting Company.
CBS is a mass media corporation that has television, radio, online content, publishing operations, and Outdoor Americas.
The publishing operation publishes adult and children’s books in printed, digital, and audio formats. The Outdoor Americas provides advertising space on billboards, subway cars, street kiosks, and retail stores, among others.
CBS Broadcasting operates the #1 rated CBS television network, along with some local television stations.
The company also owns cable network Showtime.
CBS began trading on the New York Stock Exchange in 2006, trading with the symbol CBS. The company is a member of the S&P 500 and is #317 in the FT Global. CBS has 19,500 employees and had $15.10 billion in revenue in 2013.