| Customer | Country |
| Advance safety Technology Sdn Bhd | Brunei |
| Air Liquide | The Netherlands |
| Air Products | The Netherlands / Ireland |
| Ajal Petroleum & Environment integral Services Co. | Kingdom of Kuwait |
| Al Abdulkarim Holding Company | Kingdom of Saudia Arabia |
| Al Aiman Oil & Gas Supplies | U.A.E |
| Al Jubail Petrochemical Co (Kemya - SEP | Kingdom of Saudia Arabia |
| Al Talah Boards Manufacturing | U.A.E |
| AL YASEAH OGISS (ADNOC) | U.A.E |
| AmProTech Middle East FZE | U.A.E |
| ArcelorMittal DSTC FZE | U.A.E |
| BASF | The Netherlands / Belgium |
| Bechtel Overseas Corporation | USA |
| Belfast Controls & Equipment Trading LLC | U.A.E |
| BEST Integrated Engineer Solution & Supplies Sdn Bhd | Brunei |
| Bilfinger (EPC) | The Netherlands |
| BP Raffinaderij | The Netherlands |
| BR Compr. Service | Brasil |
| Chaad Engineering and technical services | Nigeria |
| Chemours Netherlands | The Netherlands |
| Clyde Petroleum | The Netherlands |
| ConPacksys B.V. | The Netherlands |
| Corlido B.V. | The Netherlands |
| Cryostar S.A.S. | France |
| Daewoo Engineering & Contracting | South Korea |
| Demag Delaval B.V. | The Netherlands |
| Descon Engineering FZE | Pakistan |
| Dovianus B.V. | The Netherlands |
| DuPont de Nemours | Luxembourg |
| Ellingsen Indutech AS | Norway |
| Eltacon Engineering B.V. | The Netherlands |
| Endress+Hauser Middle East | U.A.E |
| Esso Nederland | The Netherlands |
| ExxonMobil | The Netherlands |
| Fabricom GTI | The Netherlands |
| Falah-Tek | Brunei |
| Flow and Process Solutions ltd. | United Kingdom |
| Flow Serve | The Netherlands |
| Fluor B.V. | The Netherlands |
| Frames Process Systems B.V. | The Netherlands |
| Gas Unie N.V. | The Netherlands |
| GDF Production Nederland B.V. | The Netherlands |
| Gulf Petrochemical Services & Trading | Sultanate of Oman |
| Gunvor Energy Rotterdam | The Netherlands |
| GustoMSC B.V. | The Netherlands |
| Habu Technology FZCO | U.A.E |
| Heerema Vlissingen BV | The Netherlands |
| Huntsman | The Netherlands |
| Hyundai Industries Korea | South Korea |
| Iv Energy (EPC) | The Netherlands |
| IV Oil & Gas B.V. | The Netherlands |
| Jacobs Engineering B.V. | The Netherlands |
| JDW Group | Pakistan |
| JGC Corporation | Japan |
| JGC Gulf Engineering Co | Kingdom of Saudia Arabia |
| JKJV GTPP | USA |
| Joffren Omar Sdn Bhd | Brunei |
| J-TEC | Belgium |
| Jubail Sources Co. | Kingdom of Saudia Arabia |
| Kuwait Controls Co. | U.A.E |
| Kuwait Petroleum Europoort B.V. | The Netherlands |
| Lone Star Technical Industrial Services LLC | U.A.E |
| LyondellBasell | The Netherlands |
| M.W. Kellogg Ltd | United Kingdom |
| Middle East Technical Co. | Kingdom of Bahrain |
| Mitsubishi Heavy Industries Ltd. | Japan |
| Modern Gas Company | USA |
| Mohammad Jalal & Sons Technology WLL | Kingdom of Bahrain |
| National Petroleum Contracting Company | U.A.E |
| Nederlandse Aardolie Maatschappij (NAM) | The Netherlands |
| NEM Energy B.V. | The Netherlands |
| Neway flow control DMCC | U.A.E |
| Nobian Chemicals / Industrial | The Netherlands |
| Oceanic Oil Field Services | U.A.E |
| Owen Solutions FZE | USA |
| PEB Engineers & Constructors | The Netherlands |
| Penta Global Engineering Construction Company LLC | U.A.E |
| Petrofac Facilities Mang. Intnl. Ltd. | U.A.E |
| Petrofac International - Bahrain WLL | Kingdom of Bahrain |
| Petrolia International | Malta |
| Pipeline Supply Co. LLC | Sultanate of Oman |
| Plugpower | The Netherlands / India / UAE |
| PRLIC Qatar Shell GTL | Qatar |
| Probus Engineering & Construction PTE LTD-Abu Dhabi | U.A.E |
| Qatar Shell GTL | Qatar |
| Reliable Industrial Solutions Pvt. Ltd | Pakistan |
| Royal Dhalman | The Netherlands |
| Saipem Servizi Energia Italia S.p.A | Italy |
| Seal Control | Singapore |
| Shell Global Solutions International | The Netherlands |
| Shina IES Sdn Bhd | Brunei |
| Shin-Etsu | The Netherlands |
| Siemens AG GmbH | Germany |
| Siemens Nederland B.V. | The Netherlands |
| Spear Energy Solutions, LLC | USA |
| Stork E&C B.V. (Bilfinger) | The Netherlands |
| TAQA | The Netherlands |
| Tebodin Consultants & Eng. B.V. (Bilfinger) | The Netherlands |
| Technip Energies | U.A.E |
| Tecnicas Reunidas | Spain |
| Teijin Aramid | The Netherlands |
| Tenage resources Sdn Bhd | Brunei |
| Thai Oil PCL | Thailand |
| TotalEnergies Refinery | The Netherlands / Belgium |
| Tronox Pigments | The Netherlands |
| Trouvay & Cauvin Gulf FZCO | U.A.E |
| Valvometal Middle East Valves Factory LLC | U.A.E |
| VDL Energy Systems B.V. | The Netherlands |
| Veolia Water Technologies Qatar WLL | Qatar |
| VL Flange & Supply, LLC | USA |
| Wintershall Dea AG | Germany |
| Wintershall Noordzee B.V. | The Netherlands |
| Worley (EPC) | The Netherlands / India |
| Yara Sluiskil B.V. | The Netherlands |
| Yokogawa France | France |
