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
Hayward Medical Communications Hayward Medical Communications Hayward Medical Communications is a division of Hayward Group Limited. It is a UK-based medical communications agency and publisher, with offices in London and Newmarket. Founded in 1991, Hayward Medical Communications has a portfolio of journals targeted at healthcare professionals and patients. The company also publishes multimedia products and services for the pharmaceutical industry, as well as for government agencies, charities and non-governmental organisations. Its services include consultancy, programme planning, professional training and health technology assessment submissions to the NHS agencies: the National Institute for Health and Clinical Excellence, the Scottish Medicines Consortium, and the All Wales