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
MAMA & Company by LN-Gaity, a joint venture of Live Nation UK and the parent company of MCD Productions. According to the reports three MAMA venues, the Ritz in Manchester, the Forum in Kentish Town and the Institute in Birmingham, would be rebranded by Live Nation as the O2 Ritz Manchester, O2 Forum Kentish town and O2 Institute Birmingham. MAMA & Company MAMA & Company is a live music and lifestyle entertainment company which was founded in 2005 and owns and operates a number of live music venues and festivals in the United Kingdom. The company owns six London venues and three regional