Municipal group
The municipality's subsidiaries include the following companies:
- Apartment Ltd. Kihniön Ohtolanpää
- Apartment Ltd. Kihuna
- Property Ltd. Kihniö Shoe Shop
- Kihniö Water and Heat Ltd.
- The municipality belongs to the following joint municipal authorities:
- Sastamala Education Association 1,28% Satakunta Education Association 0,75% Pirkanmaa Regional Council 0,43%
- Municipality's associated company: Kehitys-parkki Oy, ownership share 25%.