Largest –– NBC, MSNBC, CNBC, and Telemundo are under NBC Universal and owned by Comcast, America’s most hated company. ABC is owned by The Walt Disney Corporation. They also own ESPN, Marvel, Disney Studios, and A&E networks. CNN is owned by Turner Broadcasting which is owned by Time Warner 1. They also own HBO and Warner Brothers. Fox News is under 21st Century Fox (renamed from News Corp) and controlled by Rupert Murdoch. They also own Sky News and National Geographic Partners. CBS is owned by the CBS Corporation but the majority control is owned by National Amusements under owner billionaire Sumner Redstone. Previously, CBS was known as Viacom. Viacom still exists, but it’s a whole ‘another thing.
