Bahadir Construction (ACT Group)
Tekfen Group
NewHorizon Contracting & Maintenance
Boom Construction
National Plastic Factory
Ministry of Interior (Qatar)
QDSGB
Chain Railway Construction Company (CRCC)
Arabian MEP Contracting
Al Seal Contracting & Trading Company
Galfar Al Misnad
ALCAT Qatar
Alghanim International
sacyr
UCC Holding
GET
Qatar Building Comapany
Petroserv Limited
United Construction Establishment
AL MANA
International Heavy Equipment (IHE)
AALCO Group
