| Company | Country | Analyser type | Application/Components |
| Shell Pernis refinery | Netherlands | Lowox with GCMS LV mineral oil in water LPG analyser HS, P&T, samplers | Oxygenates in various feedstocks |
| SGS | Netherlands | Several Petrochemical analysers | |
| Shell Exploration | Netherlands | GCMS (TraceMS and DSQII) GC-GC | |
| Shell Chemicals Moerdijk | Netherlands | LPG analyser Light HydroCarbons RGA Propylene / ethylene | CO2 emission Trace components in C2/C3 |
| Shell research Center Amsterdam | Netherlands | approx 200 analysers on Trace and CompactGC GTL analysers Hydrocarbon analyers RGA NGA Biofuel analyser Low Sulphur analyser GCMS systems CompactGC’s Fisher Tropps analysers | |
| Sabic | Europe | ||
| Saybolt | Netherlands | ||
| Solvay | Netherlands Belgium | ||
| Total Fina | Netherlands Belgium | ||
| Givaudan | Netherlands | CompactGC with Trap and PDD | Sulphur compounds |
| Heineken | Netherlands | CompactGC with Trap and PDD | On-line Fermentation control |
| University Delft | Netherlands | Several CompactGC’s | |
| Several TraceGC gas analysers | |||
| University Eindhoven | Netherlands | Several CompactGC’s | Fast Catalyst Research |
| University Utrecht | Netherlands | Several CompactGC with TCD and FID | Fast Catalyst Research |
| Wageningen University | Netherlands | Several CompactGCs, benchtop GC’s | |
| Univerisity Enschede | Netherlands | Several CompactGCs, benchtop GC’s | |
| Avantium Technologies | Netherlands | Several CompactGC with FID and 2*TCD | Fast Catalyst Research |
| Linde Gas | Netherlands | Several gas analysers | High Purity Analyser |
| Hygear | Netherlands | CompactGC with FID and TCD | Hydrogenation |
| BP Refineries Rotterdam | Netherlands | LPG/Solvent analyser Sample Securitiser | Chemicals / LPG |
| Yara | Netherlands | CompactGC | |
| Inspectorate | Netherlands Belgium | Oxygenates Lowox DHA | |
| Exxon Mobil | Belgium | CompactGC | permanent gases hydrocarbons |
| Philips | Netherlands Belgium Asia | CompactGC | |
| Air Products | Belgium | Trace Gas Analyser | |
| Praxiar | Belgium | Gas analysers | |
| SGS | Belgium | Light Hydrocarbon Analyser | |
| Lanxess | Belgium | ||
| BASF | Belgium | ||
| Ineos | Belgium | ||
| Air Liquide | Belgium Netherlands | Trace Gas Analyser | |
| Messer | Benelux | ||
| Intertek | Belgium | Lowox | |
| University of Antwerp | Belgium | Several CompactGC’s and benchtop GC’s | Catalyst Research |
| University of Gent | Belgium | Several CompactGC’s and benchtop GC’s | Catalyst Research |
| Exxon Mobile | France | Permanent Gas Analyser | |
| Linde AG | Germany | CompactGC PDD and EZChrom | ’24/7′ hydrogen purity control |
| BASF | Germany | CompactGC | General purpose |
| HTE | Germany | High trouput analysers | |
| Statoil | Norway | Compact GC with PFPD RGA NGA LPG analyser Simdist analyser | S in Natural Gas |
| MOL | Hungary | Simdist analyser | |
| TUV | Austria | ||
| Tuapse Refinery | Russia | RGA’s LPG analysers | |
| Lukoil Refinery | Russia | PIONA | |
| Khabarovsk Refinery | Russia | DHA | |
| Shell Chemicals Seraya | Singapore | Trace gas analysers | Hydrocarbons + permanent gases |
| Shell Bangalore research | India | RGA’s CompactGC with dual TCD+PDD | |
| Titan | Malaysia | 15 Trace analysers, various type with FID, TCD, PFPD, LPG inlet | |
| Vietnam Petroleum Institute | Vietnam | RGA | |
| UOP | USA | CompactGC | |
| Shell Houston | USA | CompactGC | |
| Siemens | USA | ||
| Saudi Aramco | Saudi Arabia | ||
| Saudi Arabian Oil Company | Saudi Arabia |
G·A·S – Reliable analyser solutions for the Petrochemical and Energy Industries