O2 (UK) O2 (UK) Telefónica UK Limited (trading as O2 – stylised as O) is a telecommunications services provider in the United Kingdom, owned by the Spanish multinational Telefónica, and is headquartered in Slough. With 25 million subscribers (as of December 2017), O2 is the second-largest mobile network operator in the United Kingdom after EE, with Vodafone in third place. O2 was formed in 1985 as Cellnet, a 60:40 joint venture between BT Group and Securicor. In 1999, BT Group acquired Securicor's share of Cellnet and the company was later rebranded as BT Cellnet. In June 2000, BT Cellnet launched the world's
The Travel Corporation 2015 Ashford Castle, Cong, Ireland was voted world's best hotel by Virtuoso Travel Week and third best world hotel in July 2015 by Travel + Leisure magazine, US. In addition to tour packages, The Travel Corporation owns and operates transportation services in various locations. Transportation brands include: AAT Kings and Atlas Reizen (based in The Netherlands). The Travel Corporation also offers river cruising packages through Uniworld. Uniworld operates river cruises across Europe, Asia and the Middle East on a number of rivers including the Rhine, Main, Danube, and the Seine River. In South Africa, the Group is the largest shareholder