Installatie van verwarming, klimaatregeling en ventilatie Zaventem (postcode: 1930)
| naam | straat | gemeente | kbo-nummer |
| ACOPTIMA | Excelsiorlaan,36-38 | Zaventem | 0775534992 |
| AZMANO CHAUFFAGE | Imperiastraat,8 | Zaventem | 0755442037 |
| BUILDING 99 | Da Vincilaan,1 | Zaventem | 0735499332 |
| CENTRAL AIR CONCEPT | Imperiastraat,8 | Zaventem | 0770754377 |
| CLIMATE SOLUTIONS | Weiveldlaan,41 | Zaventem | 0806680803 |
| CLIMATE SOLUTIONS | Weiveldlaan,41 | Zaventem | 0806680803 |
| COOLING PRO | Excelsiorlaan,71 | Zaventem | 0801169619 |
| CVS WILLEMS | Guldendelle,34 | Zaventem | 0719930040 |
| DVB CHAUFFAGE-SANITAIRE | Belgicastraat,9 | Zaventem | 0762820074 |
| G 2 Group | Imperiastraat,8 | Zaventem | 0763957053 |
| ISMA SERVICES | Imperiastraat,8 | Zaventem | 0748400233 |
| JLJ CONSTRUCT | Imperiastraat,8 | Zaventem | 1003065617 |
| M&M WORKS | Imperiastraat,8 | Zaventem | 0683976197 |
| Multi Comfort | Imperiastraat,8 | Zaventem | 0797396121 |
| MVH | Stationsstraat,13 | Zaventem | 0775841929 |
| MVH | Stationsstraat,13 | Zaventem | 0775841929 |
| OMEGA ENERGY | Imperiastraat,8 | Zaventem | 0800134786 |
| SUNSOLAR SOLUTIONS | Weiveldlaan,41 Unit D | Zaventem | 0897591379 |
| TIVTECH | Imperiastraat,8 | Zaventem | 0774439981 |
| TIVTECH | Imperiastraat,8 | Zaventem | 0774439981 |
| TSUMETA | Weihoek,6 | Zaventem | 0692552977 |
| TSUMETA | Weihoek,6 | Zaventem | 0692552977 |
| VIO SERVICES | Leuvensesteenweg,630 | Zaventem | 0842131927 |