Luis Antonio Malvido

O2 Czech Republic a.s. provides telecommunication and related services. It operates through Fixed and Mobile segments. The Fixed segment provides services using fixed network and WiFi infrastructure. The Mobile segment engages in mobile telecommunication and data services. The company was founded on December 16, 1993 and is headquartered in Prague, Czech Republic.

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.

Telefonica Data SA provides corporate telecommunication services. The company was founded on August 3, 2000 and is headquartered in Barueri, Brazil.

Telefonica Moviles Argentina SA provides wireless communication services. It offers voice, data transmission, and Internet services. The company also provides wireless infrastructure, private networking, international roaming, games, GPRS, and WAP services. Telefonica Moviles Argentina was founded in 1994 and is headquartered in Buenos Aires, Argentina.