| Kundenname | Stadt | Land | 
|---|---|---|
| Reineke Meß- und Regeltechnik GmbH | Bochum | Germany | 
| RELIANCE CORPORATE IT PARK LIMITED | Navi Mumbai | India | 
| Reliance Industries Limited | Patalganga | India | 
| REMBE® GmbH Safety + Control | Brilon | Germany | 
| RENCO Spa | Pesaro | Italy | 
| Rheinisch-Westfälische Technische | Aachen | Germany | 
| RHODIA OPERATIONS S.A.S. | Saint Fons | France | 
| Rhône Energies SARL | GENÈVE | Switzerland | 
| Richards Industries, Inc. | Cincinatti | United States | 
| Ringo Válvulas, S.L.L. | Zaragoza | Spain | 
| RKB Raffinerie-Kraftwerks-Betriebs GmbH | Leuna | Germany | 
| RMG Messtechnik GmbH | Butzbach | Germany | 
| Robo Wasseraufbereitungs AG | Bottenwil | Switzerland | 
| Roche Vitamines Ltd | Basel | Switzerland | 
| Rock International Engineering Consultancy | Al Khuwair, Muscat | Oman | 
| Rockfin Sp. z o.o. | Zukowo | Poland | 
| Röhm GmbH | Darmstadt | Germany | 
| Rohöl-Aufsuchungs AG | Wien | Austria | 
| Rohrplan Ing.-Büro für Anlagen- | Schwedt | Germany | 
| Roland Kühne GmbH | Köln | Germany | 
| Rösberg Engineering GmbH | Karlsruhe | Germany | 
| Rösberg Engineering GmbH | Ludwigshafen | Germany | 
| Rotork Natal Ltd. | Mayville / South Africa | South Africa | 
| RR Ing. Gerold Winkler | Wien | Austria | 
| RTI Automation GmbH | Leipzig | Germany |