Castrade

- KSB GmbH - pumps, valves, automatic control systems

- Vexve Oy - ball valves, butterfly valves

- Oilon Oy - burners

- Steamrator Oy - steam generators

- Vacon Oy - frequency coverters

- Oy Aumator Ab - electrical actuators

- UAB Viessmann - water heating and steam boilers

- UAB Alfa Laval - heat exchangers and substations
- Mondex Oy - soap stone sauna stoves and stone radiators

- Izoterms - preinsulated pipes for district heating and industry