O2 Slovakia
O2 Slovakia, s.r.o. is a provider of mobile service in Slovakia. O2 started as Telefónica in Slovakia with commercial services on 2 February 2007 with about 600.000 preregistered users, and ~400,000 Slovaks actively using the O2 service. The operator has 2 370 000 active users today. The company is subsidiary of O2 [Czech Republic], itself owned by PPF.