| Walter Vankerckhoven |
COMFORT ENERGY, Hasselt |
| Walter Vankerckhoven |
COOLTECH, Alken |
| Walter Vankerckhoven |
Hasco, Alken |
| Walter Vankerckhoven |
Milieu en Koeltechniek, Antwerpen |
| Walter Vankerckhoven |
M en K, Antwerpen |
| Walter Vankerckhoven |
ROB*AIR, Genk |
| Walter Vankerckhoven |
BORCALOR, Bornem |
| Walter Vankerckhoven |
PURE-AIR, Genk |
| Walter Vankerckhoven |
All-in Tank Service, Nazareth |
| Walter Vankerckhoven |
A.T.S., Nazareth |
| Walter Vankerckhoven |
Petrolihm, Hasselt |
| Walter Vankerckhoven |
MAZOUT SERVICE, Avelgem |
| Walter Vankerckhoven |
De Noyette-Verstraete Koeltechniek, Nazareth |
| Walter Vankerckhoven |
De Noyette-Verstraete, Nazareth |
| Walter Vankerckhoven |
Climagroup, Hasselt |
| Walter VANKERCKHOVEN |
T.L.A., Zemst |