| 24SEA | Drukpersstraat,4 | Brussel | 0647827762 |
| 3E | Kalkkaai,6 | Brussel | 0465755594 |
| 3E | Kalkkaai,6 | Brussel | 0465755594 |
| A.F.D.BELGIUM | Picardstraat,11 | Brussel | 0867158422 |
| A.F.D.BELGIUM | Picardstraat,11 | Brussel | 0867158422 |
| AAMR | Arenbergstraat,13 | Brussel | 0549941104 |
| ACIA Group | Bischoffsheimlaan,39 | Brussel | 0890634697 |
| ACL Experties | Zoomlaan,19 | Brussel | 0795847980 |
| AEGEE-EUROPE (Association des Etats generaux des Etudiants de l'Europe | Notelaarsstraat,55 | Brussel | 0472022289 |
| AIRDATA | Meerstraat,37 | Brussel | 0770303427 |
| ALLSTAB Structural Advices | Uruguaylaan,20 | Brussel | 0777841614 |
| AMD PRO SERVICES | Antoine Dansaertstraat,132 | Brussel | 1002181432 |
| ARCADIS BELGIUM | Markiesstraat,1 | Brussel | 0426682709 |
| ARCADIS BELGIUM | Markiesstraat,1 | Brussel | 0426682709 |
| Aukera | Terhulpsesteenweg,120 | Brussel | 0772433962 |
| AUKERA DE | Terhulpsesteenweg,120 | Brussel | 0786269132 |
| Belgian Construction Certification Association | Kantersteen,47 | Brussel | 0449439701 |
| BEVAC-VIATTECH | Zuidlaan,25-27 | Brussel | 0684947979 |
| BRULABO | Maalbeeklaan,3 | Brussel | 0203071973 |
| BRULABO | Maalbeeklaan,3 | Brussel | 0203071973 |
| BUNKERHOTEL | Vaartstraat,1 | Brussel | 0479345096 |
| Centre scientifique et technique de l'Industrie textile belge | Montoyerstraat,24 | Brussel | 0459218289 |
| CERTISYS | de Meeûssquare,35 | Brussel | 0445344915 |
| CHEMADVISOR EUROPE | Joseph Stevensstraat,7 | Brussel | 0869701010 |
| CO2LOGIC | Kantersteen,47 | Brussel | 0886147359 |
| Codéveloppement Consulting | Kunstlaan,24 | Brussel | 0653749217 |
| Codéveloppement Consulting | Kunstlaan,24 | Brussel | 0653749217 |
| Curium International | Bischoffsheimlaan,39 | Brussel | 0860215596 |
| D.M.D. SERVICES | Drukpersstraat,4 | Brussel | 0458610852 |
| dnergy | Koning Albert II-laan,4 | Brussel | 0739729126 |
| ECVM 2010 | Kortenberglaan,71 | Brussel | 0479437049 |
| ELER | Arteveldestraat,147 | Brussel | 0479409434 |
| Elia Engineering | Keizerslaan,20 | Brussel | 0471869861 |
| Elia Engineering | Keizerslaan,20 | Brussel | 0471869861 |
| Engie Impact Belgium | Simon Bolivarlaan,36 | Brussel | 0724730649 |
| Engie Impact Belgium | Simon Bolivarlaan,36 | Brussel | 0724730649 |
| Engie Impact Belgium | Simon Bolivarlaan,36 | Brussel | 0724730649 |
| Engie Impact Belgium | Simon Bolivarlaan,36 | Brussel | 0724730649 |
| Engineering Advisory Group | Bischoffsheimlaan,39 | Brussel | 0793693095 |
| ENVIRONMENT & ECONOMICS FOR TOTAL QUALITY | Artesiëstraat,67 | Brussel | 0832238125 |
| ENVIRONMENTAL RESOURCES MANAGEMENT | Kantersteen,47 | Brussel | 0455079854 |
| ESCO FINANCIAL AND ENGINEERING COMPANY | de Meeûssquare,38/40 | Brussel | 0456641752 |
| European Snacks Association | Tweekerkenstraat,26 | Brussel | 0675418819 |
| EUROPEAN WATERPROOFING ASSOCIATION | Maria van Bourgondiëstraat,58 | Brussel | 0597802387 |
| EVOLTA ENGINEERS | Havenlaan,86c | Brussel | 0420481538 |
| FEDERATION EUROPEENNE DU COMMERCE CHIMIQUE - EUROPEAN ASSOCIATION OF CHEMICAL DISTRIBUTORS | Luxemburgstraat,16B | Brussel | 0465031460 |
| GALATAE | Ieperlaan,35 | Brussel | 0757908213 |
| GESTE Engineering Belgium | Kunstlaan,53 | Brussel | 0673568493 |
| GESTE Engineering Belgium | Kunstlaan,53 | Brussel | 0673568493 |
| GM CONTRACTING | Arenbergstraat,13 | Brussel | 0419330703 |
| Green Energy LED | Wolstraat,70 | Brussel | 0801255731 |
| Grondbank | Kunstlaan,20 | Brussel | 0457868110 |
| Grondbank | Kunstlaan,20 | Brussel | 0457868110 |
| HALINTEC | Aalststraat,7-11 | Brussel | 0477197240 |
| HANSSEN EXPLORATION CONSULTING S.R.L. | Pakhuisstraat,15 | Brussel | 0784281820 |
| HISE EUROPE | Koloniënstraat,11 | Brussel | 0793830776 |
| HMJ TECHNICS | Zuidlaan,9 | Brussel | 0766253379 |
| HMJ TECHNICS | Zuidlaan,9 | Brussel | 0766253379 |
| jurn-e | Wolvengracht,48 | Brussel | 0783580549 |
| Knauf Energy Solutions | Kortenberglaan,120 | Brussel | 0721470954 |
| LINKWISE | Helihavenlaan,102 | Brussel | 1001681782 |
| MAATSCHAP ALS_O | Arenbergstraat,13 | Brussel | 0751777714 |
| maatschap Arcadis - SBE | Markiesstraat,1 | Brussel | 0716636790 |
| Maatschap SECO - Trafiroad | Kantersteen,47 | Brussel | 0783453261 |
| MD & CI Belgium | de Meeûssquare,38-40 | Brussel | 0630997371 |
| Mercury Engineering Belgium | Havenlaan,86C | Brussel | 0773814431 |
| MNP Engineering Services | Ijzerplein,3 | Brussel | 0789260096 |
| MYRRHA | Egmontstraat,11 | Brussel | 0778714119 |
| NABRA-TECH | Spiegelstraat,9/B5.2 | Brussel | 0804304796 |
| Naval Group Belgium | de Meeûssquare,38/40 B | Brussel | 0739637668 |
| OCCUPY SOLUTIONS AGENCY | Bischoffsheimlaan,39 | Brussel | 0801536635 |
| Octave | Populierstraat,8 | Brussel | 0745969194 |
| Octave | Populierstraat,8 | Brussel | 0745969194 |
| ORIGIN - A2RC - FVWW | Kartuizersstraat,17 | Brussel | 0704832484 |
| ORIGIN ARCHITECTURE & ENGINEERING | Kartuizersstraat,17 | Brussel | 0476282866 |
| OTEIS BELGIUM | Koning Albert II-laan,4 | Brussel | 1001621010 |
| PARTNER Consultancy Services | de Meeûssquare,35 | Brussel | 0607896921 |
| PARTNER Consultancy Services | de Meeûssquare,35 | Brussel | 0607896921 |
| PASEUCONSULTING | Karel Martelstraat,54 | Brussel | 0783306573 |
| PASEUCONSULTING | Karel Martelstraat,54 | Brussel | 0783306573 |
| PREEMTECH | Anneessensstraat,31 | Brussel | 0656894886 |
| PROgroup BELGIUM | Arduinkaai,35 | Brussel | 0479066865 |
| PROVOST MICHEL ET VAN GEMERT DIONYS | Kartuizersstraat,17 | Brussel | 0867652528 |
| Quantum Storage Belgium | Havenlaan,86C | Brussel | 0743983862 |
| RELY | Joseph Stevensstraat,7 | Brussel | 1002109869 |
| RELY | Joseph Stevensstraat,7 | Brussel | 1002109869 |
| S.M. Arcadis - Assar | Markiesstraat,1 | Brussel | 0663763179 |
| S.M. BUREAU METRO NORD | Arenbergstraat,13 | Brussel | 0835624415 |
| SECO Belgium-Greisch | Kantersteen,47 | Brussel | 0803606792 |
| STENITRAM | Bischoffsheimlaan,39 | Brussel | 0712975833 |
| Stichting Sea Alarm | Cipresstraat,7 | Brussel | 0894810152 |
| STRUCTIS ENGINEERING | Bischoffsheimlaan,39 | Brussel | 0801536536 |
| Studio Paola Vigano - Maarch - Sweco | Arenbergstraat,13 | Brussel | 0775664953 |
| SUMPROJECT ARCHITECTURE & ENGINEERING | Waterloolaan,90 | Brussel | 0422525565 |
| SWECO BTW-eenheid | Arenbergstraat,13 | Brussel | 0556811573 |
| SWECO - AMIRATO | Arenbergstraat,13 | Brussel | 0729656170 |
| SWECO BELGIUM | Arenbergstraat,13 | Brussel | 0405647664 |
| SYNGENIA | Simon Bolivarlaan,36 | Brussel | 0413790221 |
| SYNGENIA | Simon Bolivarlaan,36 | Brussel | 0413790221 |
| SYNGENIA | Simon Bolivarlaan,36 | Brussel | 0413790221 |
| SYNGENIA | Simon Bolivarlaan,36 | Brussel | 0413790221 |
| SysRail | Keizerslaan,10 | Brussel | 0779496255 |
| TETRIS DESIGN & BUILD | Marnixlaan,23 | Brussel | 0893504216 |
| TETRIS DESIGN & BUILD | Marnixlaan,23 | Brussel | 0893504216 |
| THE EUROPEAN PLASTICS PIPES AND FITTINGS ASSOCIATION | Kortenberglaan,71 | Brussel | 0448654791 |
| thideworks | Picardstraat,15 | Brussel | 0715849805 |
| THV STADSVAART | Arenbergstraat,13 | Brussel | 0563561585 |
| THV Sweco - Arcadis | Arenbergstraat,13 | Brussel | 0663526124 |
| THV TRACTEBEL - SWECO | Arenbergstraat,13 | Brussel | 0700845784 |
| TRACTEBEL ENGINEERING | Simon Bolivarlaan,36 | Brussel | 0412639681 |
| TRACTEBEL ENGINEERING | Simon Bolivarlaan,36 | Brussel | 0412639681 |
| TRACTEBEL ENGINEERING | Simon Bolivarlaan,36 | Brussel | 0412639681 |
| TRACTEBEL ENGINEERING | Simon Bolivarlaan,36 | Brussel | 0412639681 |
| TRANSURB | Joseph Stevensstraat,7 | Brussel | 0413393907 |
| TRANSURB | Joseph Stevensstraat,7 | Brussel | 0413393907 |
| TRINOMICS BELGIUM | de Meeûssquare,24 | Brussel | 0795525407 |
| Union des Villes et Communes Belges-Vereniging van Belgische Steden en Gemeenten | Koningsstraat,168 | Brussel | 0406674577 |
| VIATTECH BELGIUM | Zuidlaan,25-27 | Brussel | 0820761936 |
| VIATTECH BELGIUM | Zuidlaan,25-27 | Brussel | 0820761936 |
| VILADO TECH | Koning Albert II-laan,4 | Brussel | 0795290528 |
| VIRENTI | Barricadenplein,4 | Brussel | 0789454294 |
| Wetenschappelijk en Technisch Centrum van de Belgische Textielnijverheid | Montoyerstraat,24 | Brussel | 0459218289 |
| Winthrop Technologies Belgium | Wolstraat,70 | Brussel | 0767806468 |
| Winthrop Technologies Belgium | Wolstraat,70 | Brussel | 0767806468 |
| XANT | Kalkkaai,6 | Brussel | 0841682856 |
| YONDR BELGIUM | Havenlaan,86C | Brussel | 0728477027 |
| ZZ-CONCEPTS | Populierstraat,4 | Brussel | 0678760072 |