Installatie van verwarming, klimaatregeling en ventilatie Elsene (postcode: 1050)
| naam | straat | gemeente | kbo-nummer |
| ATERNO Belgique | Louizalaan,143 | Elsene | 0755413531 |
| AVON | Juliette Wytsmanstraat,55 | Elsene | 0896849132 |
| BA-TE-CO | Kroonlaan,420 | Elsene | 0455945827 |
| Bwarm | Dautzenbergstraat,20 | Elsene | 0698863521 |
| CALORITEC | Louizalaan,149 | Elsene | 0895444117 |
| COLLART-EDEC | Kroonlaan,284 | Elsene | 0407176801 |
| COLLART-EDEC | Kroonlaan,284 | Elsene | 0407176801 |
| E.C.O. | Vleurgatse Steenweg,320 | Elsene | 0437884229 |
| EDEC | Kroonlaan,284 | Elsene | 0425921159 |
| ETABLISSEMENTS VENTURA | Elsense Steenweg,310 | Elsene | 0479710134 |
| FRIGOTECH | Louizalaan,209 | Elsene | 0730661507 |
| Jean Entreprise | Sans Soucistraat,24 | Elsene | 0692688579 |
| LCA | Ernestinelaan,7 | Elsene | 0441123237 |
| MANZI TECH | Amerikaanse straat,93 | Elsene | 0793326178 |
| MEDISCOPE | Louizalaan,367 | Elsene | 0428624390 |
| PONT 6 | Louizalaan,367 | Brussel | 0848023191 |
| REFRESH GROUP | Louizalaan,209 | Elsene | 0766276937 |
| RENOVATION AND HOME SECURITY | Scepterstraat,77 | Elsene | 0447887305 |
| SUPERVIZOME | Louizalaan,207 | Brussel | 0762938256 |
| SUPERVIZOME | Louizalaan,207 | Brussel | 0762938256 |
| Vanhoof & Fils | Collegestraat,112 | Elsene | 0467372625 |