There are long industrial traditions in the towns of Haapajärvi and Haapavesi where HASA is based. Sawn timber has been produced in Haapavesi for over 70 years. Plentiful, well-managed forests as well as a central location close to road and sea routes have created good conditions for a successful sawn timber operations. Today HASA is a modern timber company with production plants in Haapajärvi and Haapavesi.