| Client name | City | Country |
|---|---|---|
| Forschungszentrum Rossendorf e.V. | Dresden | Germany |
| FOSTER WHEELER BIMAS | Kozyatagi | Turkey |
| FOSTER WHEELER ITALIANA S.r.l | Corsico | Italy |
| Foxboro - Eckardt AG | Basel | Switzerland |
| FOXBORO - Siebe Control Valve | Houston | United States |
| Foxboro Control Valves GmbH | Fellbach-Schmiden | Germany |
| Foxboro Eckardt GmbH | Stuttgart | Germany |
| Foxboro Far East Pte. Ltd. | Singapore 2260 | Singapore |
| Foxboro France S.A. | La Tour D`Aigues | France |
| Foxboro Intercontinental Ltd | Dubai | United Arab Emirates |
| Foxboro-Eckardt AG | Bochum | Germany |
| Foxboro-Eckardt GmbH | München | Germany |
| Framatome GmbH | Karlstein | Germany |
| Fratelli Gianazza Legnano | Legnano | Italy |
| Fraunhofer-Institut für Angewandte Polymerforschung | Potsdam-Golm | Germany |
| Freie Handelsvertretung - PC Dienstleistungen | Bad Homburg | Germany |
| Freudenberg Vliesstoffe KG | Kaiserslautern | Germany |
| Fritz Barthel Armaturen GmbH & Co KG | Hamburg | Germany |
| FU-TAI ENGINEERING CO., LTD. | Taipei | Taiwan, Province of China |
| Fuji Electric France S.A.S. | Clermont-Ferrand Cedex 2 | France |
| G.O.T.T. M + R - T - Planungs - GmbH | Neuanspach | Germany |
| G.R. Stucker and Associates, Inc. | Baton Rouge | United States |
| GABEG Anlagenbau Engineering GmbH | Gröbenzell | Germany |
| GAIL (India) Limited | Dibiyapur | India |
| Galfar Engineering & Contracting SAOG | MUSCAT | Oman |