Hrvatska
- General Electric Hrvatska
- Đuro Đaković
- HEP
- INA
- AQUATERM
Francuska
- PSA – PEUGEOT CITROEN
- ABAC
- COFA Est
- Alstom Belfort
- Andritz Hydro
Njemačka
- ANDRITZ HYDRO Ravensburg
- Bigiparts GmbH
Švicarska
- General Elecrtic Switzerland
- TECHKO AG
Austrija
- ANDRITZ HYDRO Linz
- Crane Power – Palfinger
- GUGLER Water Turbines
- GLOBAL HYDRO ENERGY
- WWS Wasserkraft
- VOITH HYDRO
Slovenija
- SCOTTA Turboinštitut
- TURBIMAQ Europe