Swisscom AG is Switzerland's leading telecommunications operator. Net sales break down by activity as follows:
- fixed and mobile telecommunications services (67.8%): fixed and mobile telephony, data transmission, Internet access, TV and radio broadcasting services, etc.;
- realisation, maintenance and operation of communication infrastructures (10.6%);
- interconnection services (8.3%): for telecommunications operators;
- sale of fixed and mobile telephones (8%);
- other (5.3%).
Net sales are distributed geographically as follows: Switzerland (77.6%) and Italy (22.4%).