Chantier - A3 - Viaduc Herstal - Besix - Herstal

Idéo Construct - Herstal

Euromis - Herstal

Homega - Herstal

Groven+ - Herstal

Bureau d'Etudes - Herstal

EF Bati sprl - Herstal

Bessega - Herstal

Construcom Dg - Herstal

George Construction - Herstal