O2 (UK) BT subsidiaries: Esat Digifone in Ireland, Viag Interkom in Germany and Telfort Mobiel in the Netherlands. The rebranding was supported by a European advertising campaign, which began on 16 April 2002, across all four countries, at a cost of £130 million. The main launch campaign ran from 18 June and was developed by Vallance Carruthers Coleman Priest, working alongside brand consultancy Lambie-Nairn, creators of the "O2" brand identity. In March 2005, mmO2 restructured its shares and the company was relisted as O2 plc. On 30 November 2005, O2 agreed to a takeover by Telefónica, a Spanish telecommunications company, for £17.7
The Travel Corporation of Cullinan Holdings Ltd, one of South Africa's oldest public companies, and which owns household travel brands such as Thompsons Africa, Thompsons Holidays, Thompsons Touring & Safari, Hylton Ross Tours, Planet Africa, Gateway Tours, Pentravel as well as Marine businesses Manex and Central Boating. The Travel Corporation is also a significant shareholder in Wilderness Safaris. The Travel Corporation, which has been trading for over fifty years, was founded by the current Chairman, Stanley Tollman. The Company is wholly owned by members of the Tollman family, four generations of which are actively involved with the business. In 2008 Stanley Tollman pleaded