Patricia Cobián González

Part of Telefónica SA, O2 Holdings Ltd. is a leading digital communications company based in Slough, UK. O2 has the highest customer satisfaction for any mobile provider, according to Ofcom. Customers can also enjoy exclusive benefits for being with both Virgin Media and O2. The British company's website, O2.co.uk, provides information about My O2, Priority, O2 Refresh, O2 Wifi, and much more. Additionally, customers can browse the range of 4G and 5G phones using the Android Operating System from Samsung, Google, Nothing, and more with pay monthly deals available. Founded in 1991, the company offers phones, tablets, mobile broadband, and sim only deals on the Best Network for Coverage.

Part of Telefónica SA, Mmo2 Ltd. provides mobile communications services. The company is based in Slough, UK and was founded in 2001.

Part of Liberty Global Plc, Giffgaff Ltd. is a British company that sells mobile phones, accessories, sim cards and data packs. The company is based in Uxbridge, UK. The company was founded in 2001. The CEO is Ashley Schofield.

Telefónica Europe Plc operates as a mobile communication services company. It offers integrated mobile, fixed, and broadband services. The firm provides mobile telecommunications services using universal mobile telecommunications system, general packet radio services, and fixed line systems. The company was founded on December 10, 2004 and is headquartered in Slough, the United Kingdom.

Part of Liberty Global Plc, O2 Unify Ltd. provides information communications technology solutions and management services. The company is based in Slough, UK and was founded in 2012.

Wayra Investigación & Desarrollo SL is a venture capital and private equity firm, subsidiary of Telefónica Digital Holdings SL. The company was founded on April 14, 2011 and is headquartered Madrid, Spain.

Telefónica Europe Plc operates as a mobile communication services company. It offers integrated mobile, fixed, and broadband services. The firm provides mobile telecommunications services using universal mobile telecommunications system, general packet radio services, and fixed line systems. The company was founded on December 10, 2004 and is headquartered in Slough, the United Kingdom.

O2 Group Ltd provides temporary and permanent operating theatre suites to the health service.