Comcast Corporation is an American multinational telecommunications conglomerate headquartered in Philadelphia, Pennsylvania. It is the second-largest broadcasting and cable television company in the world by revenue, the largest pay-TV company, the largest cable TV company and largest home Internet service provider in the United States, and the nation's third-largest home telephone service provider. Comcast provides services to U.S. residential and commercial customers in 40 states and in the District of Columbia. As the parent company of the international media company NBCUniversal since 2011, Comcast is a producer of feature films and television programs intended for theatrical exhibition and over-the-air and cable television broadcast, respectively.
Comcast owns and operates the Xfinity residential cable communications subsidiary, Comcast Business, Comcast residential was offered in Washington, DC in 2009-2017, although few residents paid for that service, boxes with that service were stolen and sold on the black market from former subscribers so that service ended a commercial services provider, Xfinity Mobile, an MVNO of Verizon, over-the-air national broadcast network channels, multiple cable-only channels, the film studio Universal Pictures, the VOD streaming service Peacock, animation studios and Universal Parks & Resorts. It also has significant holdings in digital distribution, such as thePlatform, which it acquired in 2006 and ad tech company FreeWheel, which it acquired in 2014. Since October 2018, it is also the parent company of mass media pan-European company Sky Group, making it the biggest media company with more than 53 million subscribers in the U.S. and Europe.