O2 (UK) they can do it too" in reference to Vodafone and EE, O2's biggest competitors and the UK's top three mobile-telecoms companies. 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
Webline Communications Webline Communications Webline Communications was a contact management company based in the United States. It was acquired by Cisco Systems on September 22, 1999. Webline Communications was founded by Pasha Roberts and Firdaus Bhathena when they were students at The Massachusetts Institute of Technology in Cambridge MA. Pasha, Firdaus and Webline won the prestigious MIT 50K Entrepreneurial Business contest which provided seed money to begin the company. After winning this contest, Pasha put his MIT studies on hold to take full advantage of the seed money and focus on making the company financially successful. Pasha is widely credited for the