Mark Hardman

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.

The Link Stores Ltd. operates mobile phone stores. It offers mobile phones, SatNav devices, iPods, MP3 players, PDAs, and game consoles. The company was founded in 1994 and is headquartered in Slough, the United kingdom.

Telefónica Ireland Ltd. provides mobile communication services. It offers voice and data messaging, postpaid and prepaid packages, and wireless broadband Internet services to its customers. The company was founded by Barry Maloney and is headquartered in Dublin, Ireland.

Weve Ltd. engages in providing mobile marketing services. It specializes in mobile media, strategic consultancy, data and mobile technology. The company was founded in and is headquartered in London, the United Kingdom.

Part of VMED O2 UK Ltd., Giffgaff Ltd. is a company that sells mobile phones, accessories, sim cards, and data packs. Giffgaff Ltd. is based in Uxbridge, UK. The British company was founded in 2001. The CEO is Ashley Schofield.

Virgin Media Ltd. provides television broadcasting, mobile telephone and broadband services. Its services include Internet access, telephone and digital television broadcast services. The company was founded by Richard Charles Nicholas Branson in 1991 and is headquartered in London, the United Kingdom.

Telefonica UK Ltd. provides broadband and Internet Protocol VPN network services. The company was founded by John Carrington and is headquartered in Slough, the United Kingdom.

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 VMED O2 UK Ltd., O2 Unify Ltd. is a company that provides information communications technology solutions and management services. O2 Unify Ltd. is based in Slough, UK. O2 Unify was founded in 2012.