As well as featuring in sponsorship idents around the programme broadcasts and website, BT Cellnet provided the mobile telecomms infrastructure that brought an extra dimension to the second series by ...

By March next year, phase two will have integrated systems from mobile phone service supplier Martin Dawes, acquired by BT Cellnet in March 1999, and currently operating as a separate business.

The deal comes around 15 years after BT exited the mobile market when it re-branded BT Cellnet as O2, and floated BT Wireless on the London Stock Exchange as mmO2. The O2 network was subsequently ...

O2 is the story of a corporate transformation. In April 2002, BT Cellnet was a troubled business, losing ground consistently to competitors. A month later it was reborn as O2: a vibrant, modern brand ...