Tieto Corporation is a Finnish IT software and service company providing IT and product engineering services. Tietoevry is domiciled in Espoo, Finland, and the company's shares are listed on the NASDAQ OMX Helsinki, NASDAQ OMX Stockholm and Oslo Stock Exchange. Tietoevry has approximately 15,000 employees across 20 countries, and has customers in the energy, forestry, banking, healthcare and public sectors. Wikipedia