O2 (UK) cent share of Cellnet for £3.15 billion. Cellnet had five million customers at the time of its acquisition. The company was later rebranded as BT Cellnet , and it became a part of BT Wireless, a group of companies owned by BT. BT announced on 3 September 2001 that the BT Wireless business would be spun off from the main group as a newly listed holding company, mmO2 plc, operating under the "O2" brand. Shareholders approved the plan at an extraordinary general meeting on 23 October 2001. BT Cellnet relaunched as "O2" on 18 June 2002, along with other former
CMP Technology Service Mark 'WEB 2.0'. In 1971, Gerard "Gerry" Leeds and his wife, Lilo, founded the company. Their sons Michael and Daniel managed the company in 1988, and launched TechWeb. CMP was sold to United Business Media's Miller Freeman in 1999 and in 2000, the IT portion of Miller Freeman was merged into CMP. In 2008, UBM broke CMP into pieces. "Today, the name is gone and what's left of the company is part of the British media conglomerate, UBM plc," according to Newsday. Recent acquisitions include Semiconductor Insights, LightReading, MediaLive International, Black Hat and Shorecliff Communications. CMP Technology CMP Technology