T-Mobile Headquarters

T-Mobile is a German provider, owned by Deutsche Telekom. It operates several GSM networks in Europe and the United States. T-Mobile also has financial stakes in mobile operators in Central and Eastern Europe. Globally, T-Mobile has some 150 million subscribers,[1] making it the world's seventh largest mobile phone service provider by subscribers and the third largest multinational after the United Kingdom's Vodafone and Spain's Telefónica