Koskisen Oyj is a wood processing company. It operates through the Sawn Timber Industry and Panel Industry segments. The Sawn Timber Industry segment produces sawn and further-processed timber. The Panel Industry segment offers plywood, thin plywood, veneers, chipboards, and interior solutions for light and heavy commercial vehicles under the Kore brand. The company was founded in 1909 and is headquartered in Jarvela, Finland.