UPM was established in autumn 1995 when Kymmene Corporation and Repola Ltd and its subsidiary United Paper Mills Ltd announced their merger. The new company, UPM-Kymmene, officially started its operations on 1 May 1996.

UPM’s structure consists of the following business areas: UPM Biorefining, UPM Energy, UPM Raflatac, UPM Paper Asia, UPM Paper ENA (Europe and North America) and UPM Plywood.

In 2013, UPM’s sales exceeded € 10 billion. UPM is present in 65 countries and has production plants in 14 countries. The company employs approximately 21,000 people worldwide. UPM shares are listed on the NASDAQ OMX Helsinki stock exchange.