Sky is a prominent British broadcaster and telecommunications company based in Isleworth, Middlesex. As a subsidiary of Sky Group, owned by Comcast Corporation, it ranks among Europe's largest media and entertainment companies by revenue and subscriber base. Founded in 1990 from the merger of Sky Television and British Satellite Broadcasting, Sky has become the UK's largest pay-TV provider and a significant telecommunications operator.

Sky offers a wide range of services, including multi-channel television broadcasting through platforms like Sky Q and Sky Glass, as well as broadband internet services using DSL and fiber technologies. The company also provides fixed line and mobile telephony services, along with interactive offerings such as mobile TV and gaming. Sky serves millions of customers across various European countries, distributing its channels directly and licensing content to other operators. Committed to innovation and social responsibility, Sky actively promotes initiatives for internet access and carbon emission reductions.