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
PageOne Communications PageOne Communications PageOne is a British Messaging Solutions company based in Brentford, London. For over 25 years PageOne have provided tailored and bespoke messaging and communications services. PageOne also operate one of the largest public paging networks in the UK. PageOne also provide: PageOne was the first paging operator in Europe to use satellite links for the distribution of pager messages, the first company to forward emails to pagers, the first to launch 'Calling Party pays' Pagers and helped pioneer the use of SMS technology as part of organisational communications. As of 2009, PageOne is the first and only organisation