Topic summary
O2 plc
Extracted from the Wikipedia article O2 (brand).
2001–2005: mmO2 plc era
Following the demerger of British Telecommunications plc in 2001, mmO2 plc was created as the holding company for BT's former mobile network assets and was split from the rest of the company, now named BT Group plc. During this period, O2 Netherlands was sold to Dutch investment group Greenfield Capital Partners in 2003. mmO2 plc was later renamed O2 plc before being taken over by Telefónica.