T-Mobile is the brand name used by the mobile communications subsidiaries of the German telecommunications company Deutsche Telekom AG. The brand is active in Austria (under the subsidiary T-Mobile Austria), the Czech Republic (T-Mobile Czech Republic), the Netherlands (T-Mobile Nederland), Poland (T-Mobile Polska), and the United States (T-Mobile US). The name was previously used by subsidiaries in other countries, including Albania (now Telekom Albania), Croatia (now Hrvatski Telekom), Germany (now Deutsche Telekom), Hungary (now Magyar Telekom), Macedonia (now Makedonski Telekom), Montenegro (now Crnogorski Telekom), the United Kingdom (now EE Limited), Romania (now Telekom Romania), and Slovakia (now Slovak Telekom).[1]
SFX Entertainment is an American media conglomerate founded by media entrepreneur Robert F. X. Sillerman. Formed in June 2012, the company focuses on the electronic dance music industry. Its holdings include ownership of various major EDM promoters , Electric Zoo, Stereosonic, Voodoo Experience, and a 50% stake in Rock in Rio among others), several nightclubs in the Miami area, the online music store Beatport, and several music-oriented web development firms. The company went public on the NASDAQ in October 2013.