British Sky Broadcasting Group plc (commonly known as BSkyB; trading as

Doing business as

The phrase "doing business as" is a legal term used in the United States, meaning that the trade name, or fictitious business name, under which the business or operation is conducted and presented to the world is not the legal name of the legal person who actually own it and are responsible for it...

 Sky) is a satellite broadcasting

Satellite television

Satellite television is television programming delivered by the means of communications satellite and received by an outdoor antenna, usually a parabolic mirror generally referred to as a satellite dish, and as far as household usage is concerned, a satellite receiver either in the form of an...

, broadband and telephony services company headquartered in London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

, United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

, with operations in the United Kingdom and the Ireland

Republic of Ireland

Ireland , described as the Republic of Ireland , is a sovereign state in Europe occupying approximately five-sixths of the island of the same name. Its capital is Dublin. Ireland, which had a population of 4.58 million in 2011, is a constitutional republic governed as a parliamentary democracy,...

.

Formed in 1990 by the equal merger of Sky Television

Sky Television plc

Sky Television plc was a public limited company which operated its four-channel satellite television service, launched by Rupert Murdoch's News International on 5 February 1989...

 and British Satellite Broadcasting

British Satellite Broadcasting

British Satellite Broadcasting was a British television company which provided direct broadcast satellite television services to the United Kingdom...

, BSkyB is the largest pay-TV broadcaster in the United Kingdom and Ireland with over 10 million subscribers.

BSkyB is listed on the London Stock Exchange

London Stock Exchange

The London Stock Exchange is a stock exchange located in the City of London within the United Kingdom. , the Exchange had a market capitalisation of US$3.7495 trillion, making it the fourth-largest stock exchange in the world by this measurement...

 and is a constituent of the FTSE 100 Index

FTSE 100 Index

The FTSE 100 Index, also called FTSE 100, FTSE, or, informally, the footsie , is a share index of the 100 most highly capitalised UK companies listed on the London Stock Exchange....

.