O2 Czech Republic is a provider of voice, data and other telecommunications services in the Czech Republic. Co. provides telephony services to business and residential customers, operates pay phones, provides cellular phone services, euroISDN, leased lines, Internet and data services (including internet online ISDN services which offer digital connection to the internet network), telephone equipment and other services. Co. comprises two main business segments: the Fixed segment which is telephone services using the fixed telephone network and the Mobile segment which is mobile telephone services provided by Telefonica O2 Slovakia.

Tauron Polska Energia is engaged in the generation, transmission, distribution, and sale of electricity and heat in Poland. Co. generates electricity from various conventional and renewable energy sources, including hard coal, lignite, natural gas, biomass, wind, solar, and hydro power. It is also involved in quarrying, crushing, and breaking of limestone; quarrying of stone for the construction industry; mining of hard coal; trading in electricity; and production of technical gases. In addition, Co. engages in the repair and maintenance of machinery and electrical equipment; electrical installations; and construction of power lines.