GEA Group (Germany)
Corken Inc. (US)
Howden (UK)
WITTIG
A Gardner Denver Company (US)
Atlas Copco (Sweden)
Ingersoll Rand (Ireland)
Flowserve (US)
Opra Turbines (Netherlands)
Air Control Industries (UK)
Siemens (Germany)
Hamworthy Heating (UK)
and MAN Energy (Germany)