O2 (UK) BT subsidiaries: Esat Digifone in Ireland, Viag Interkom in Germany and Telfort Mobiel in the Netherlands. The rebranding was supported by a European advertising campaign, which began on 16 April 2002, across all four countries, at a cost of £130 million. The main launch campaign ran from 18 June and was developed by Vallance Carruthers Coleman Priest, working alongside brand consultancy Lambie-Nairn, creators of the "O2" brand identity. In March 2005, mmO2 restructured its shares and the company was relisted as O2 plc. On 30 November 2005, O2 agreed to a takeover by Telefónica, a Spanish telecommunications company, for £17.7
Communications Technology High School Communications Technology High School. The current principal is Colette Langston. Communications Technology High School students are required to wear school uniforms. The uniforms are white golf shirts with the school's name on the right or black shirts with navy blue or black khaki bottoms and skirts. SEPTA serves routes 36, 37, 108 and the 400-series. Communications Technology High School Communications Technology High School was a secondary high school serving grades 9–12 and the school is located at 8110 Lyons Avenue in Hedgerow neighborhood of Philadelphia, Pennsylvania. It was part of the School District of Philadelphia's Comprehensive High School Region. The