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
O2 (UK) access to all events at O2 Academy venues as well as Live Nation promoted events across the United Kingdom. The partnership was renewed in 2017 for a further ten years. O2 customers receive 48-hour pre-sales access to approximately 4,500 events each year as well as perks at the venues themselves. Perks include O2 Academy Angels in the venue with giveaways; a warm-up bar with bespoke music themed furniture and games, free artist content bluetoothed to customers phones and live experiences such as mobile phone "tattooing". O2 Academy venues: In February 2009, O2 became the first mobile telecommunications provider to be