O2 (UK) first commercial General Packet Radio Service. BT Cellnet, together with BT Group's mobile telecommunications businesses in Germany, Ireland and the Netherlands, was part of the BT Wireless division. This was spun off from the BT Group in 2002 to form a new holding company, mmO2 plc, which introduced the new "O2" brand for the businesses. In 2005, mmO2 plc was renamed O2 plc. O2 plc was purchased by the Spanish telecommunications company Telefónica in 2006 for £18 billion. Under the terms of the acquisition, Telefónica agreed to retain the "O2" brand and the company's UK headquarters. O2 plc became Telefónica
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