Osec is Switzerland's official promotion agency for foreign trade and hosts the Swiss Enterprise Europe office for Business Support. Osec was also hosting the Euro Info Centre Switzerland for many years before in 2008 the network merged with the Innovation Relay Centre Network to the Enterprise Europe Network.

The main target of Osec's activities, which are mandated by the State Secretariat for Economic Affairs SECO, is to provide companies in Switzerland and Liechtenstein as well as companies and partner organisations abroad with information relating to their international business projects and to offer them advice and support. For this purpose, Osec networks companies, experts and private and public organizations worldwide, and also builds up a broad base of dedicated partners and coordinates them.

Osec provides several information packages on EU-related topics which are available online on http://www.osec.ch/een.