O2 (Ireland) BT Group and 1 mm02 share for each British Telecommunications share they held. After the de-merger, most of mmO2's operations, including Digifone, were rebranded O2. mmO2 plc later became O2 plc and remained an independent company until 2005. On 31 October 2005 it was announced that Telefónica, S.A., the Spanish telecommunications company, had made a recommended takeover bid for O Ireland's parent company, O2 plc. This was then approved by shareholders and O was officially purchased in mid February 2006. The O2 brand is now used in several countries for Telefónica's mobile operations outside Spain and Latin America, where Telefónica
O2 Racing Technology O2 Racing Technology O2 Racing Technology (also known as Genoa Racing) was an American auto racing team owned by Mark Olson that competed in the Indy Lights series. The team ran the No. 36 and 63 entries in the Indy Lights series for 2011 with Peter Dempsey and Mikaël Grenier. They were suspended from Indy Lights along with owner Mark Olson until the end of 2012 over issues with the David Hobbs 100 at the Milwaukee Mile and the team withdrawing. IndyCar accused the team and owner of four Indy Lights rule book violations because of their interference with the