Pentin Paja Ltd, established in 1982, is an engineering, manufacturing and sales company, specialising in solutions for forest- and construction machines and equipment, which are sold under the brand name Naarva. Maintenance and installation services for the local industrial plants are also an important area of operation. The company started its activities in a small finnish village called Naarva. Now the main manufacturing factory, 1000 m2, is situated in Ilomantsi.