Customers of the Pronor Control Oy· Empower Oy· Ha-Sa Group· Heinolan Sahakoneet Oy· Iisveden Metsä Oy· Jartek Invest Oy· Kuhmo Oy· Luvian Saha Oy· Metsä Fibre· StoraEnso Wood Products· UPM-Kymmene Oyj· Versowood Oy· Westas Pihlava Oy
