- UPM Kymmene Finland
- Stora Enso Finland
- Vapo Oy L Finland
- Corenso United Oy Ltd Finland
- Kustannusosakeyhtiö Otava Finland
- Aussedat Ray, Usine de Saillat France
- Misawa Sawmill Finland
- Celulosa del Pacifico S.A. Celpac Chile
- Celulosa de Strasbourg S.A. France
- Nadvornaja Ukraina
- A.N.L. Ltd Kunda Estonia
- Project (in co-operation with Sunds Defibrator) Thailand
- Portucel Portugal
- Södra Cell Sweden
- International Paper Russia
- Burgos Italy
- Frantschach Sweiecie S.A. Poland
Finnpneumatic Project Cooperating Partnerships
- Jaakko Poyry Group
- Oy Andritz Ab
- Metso – Woodhandling
- B.M.H. Wood Technology
- C.T.S. Engineering