Stora Enso is a Finnish-Swedish cellulose and paper making corporation. It is the one of the largest paper making firms in the world. It was formed by the merger of Swedish mining and forestry products company Stora and Finnish forestry products company Enso-Gutzeit Oy in 1998.
Its head office is in Helsinki, and it has some 46,000 employees. In 2002 it was the fifth largest pulp and paper maker in money income and in 2005 it was the world's largest pulp and paper manufacturer in terms of tonnes. The Finnish State is the biggest owner in the company.
The Stora corporation originally began as a copper mine (whole name Stora Kopparbergs Bergslag (Big Copper Mountain's Mining Works)). It was founded in 1288 and it is the oldest corporation in the world. It later became also a paper and cellulose maker. Enso-Gutzeit was founded by Mr. Hans Gutzeit in a small town called Enso in Finland. It was founded in 19th century. Both companies were the largest paper and cellulose makers of both countries. It is the second largest corporation in Scandinavia after Nokia.