| Kundenname | Stadt | Land |
|---|---|---|
| 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 |
| Garlock GmbH | Neuss | Germany |
| Gas Authority of India Limited | Noida | India |
| GAT - Gesellschaft für Automatisierungstechnik mbH | Schwalbach am Taunus | Germany |
| GAV mbH | Essen | Germany |
| Gazran | Tehran | |
| GE Energy Switzerland GmbH | Baden | Switzerland |
| GE France S.A. | Belfort Cedex | France |
| GE Power AG | Mannheim | Germany |
| GEA Aseptomag AG | Kirchberg | Switzerland |
| GEA Wiegand GmbH | Ettlingen | Germany |
| Gebäudedienstleistungen | Essen | Germany |
| GEFA Processtechnik GmbH | Dortmund | Germany |