Sony Ericsson is a joint venture established on October 1, 2001 by the Japanese consumer electronics company Sony Corporation and the Swedish telecommunications company Ericsson to make mobile phones. The company's global management is based in Hammersmith in London, United Kingdom, and it has ...

Sony Ericsson is a joint venture established on October 1, 2001 by the Japanese consumer electronics company Sony Corporation and the Swedish telecommunications company Ericsson to make mobile phones. The company's global management is based in Hammersmith in London, United Kingdom, and it has research & development teams in Sweden, Japan, China, Germany, the United States, India and the United Kingdom. By 2009, it was the fourth-largest mobile phone manufacturer in the world after Nokia, Samsung and LG.