• ALCAT: Contracting and Trading Company

  • Arab Building Materials Co.: One of the leading suppliers of building materials

  • Al Mana Group: National Industrial Gas Plant, Engineering Building Materials

  • ALYSJ Joint Venture: Qatar Rail— Golden Line

  • AL Jaber Landscape W.L.L

  • Black Cat Contracting Co. - Oil and Gas field.

  • Bouygues - MIDMAC- AL JABER JV - Barwa Financial District Project

  • Bin Omran Trading & Contracting

  • C.A.T. Group: International Contracting and Trading Company

  • Combined Group Contracting Company: Contracting Company

  • C.C.C.— Tayseer JV

  • China Habour Engineering Company

  • Consolidated Contractors Company: Construction Company

  • Doha Marine Company

  • Eversendai Engineering: Construction Company

  • MIDMAC Contracting: Contracting Organization

  • Fabric Architecture: Architecture Design Company

  • Fuchs-Realisation

  • Fisia Italimpianti: Contractor of Ras Abu Fontas Power Plant.

  • General Engineering Technologies ( GET )

  • Hyundai Heavy Industry: Contractor of Qatar Shell (GTL project) Oil and Gas.

  • Hyundai Engineering & Construction: Construction Company

  • Hyusong Power & Industrial Systems

  • Impregilo-Sk E&C-Galfar Al Misnad JV — Q Rail - Red Line

  • Infraroad Trading & Contracting

  • Kuehne + Nagel: International Freight forwarding Company.

  • Larson & Tubro

  • Marcegaglia : one of the worldwide big scaffolding Companies

  • NFT : Specialized in Tower Cranes

  • New Horizon Contracting & Maintenance W.L.L.

  • Piling companies: Sany H

  • Punj Lloyd

  • Qatar Building Company: Civil Engineering

  • Qatar Engineering & Contracting Co : EPC & Maintenance Contractor in Oil & Gas

  • QNCC Qatar National Cement Company

  • QPMC Qatar Primary Material Company— wash and plant

  • QDVC - Qatari Diar VINCI Construction: General Contracting and Construction Work

  • QD-SBG Construction: Civil and Building Construction Company

  • SINOHYDRO: Hydropower Engineering and Construction Company

  • Tecnimont: Engineering and construction company (Pan Project) Oil and Gas.

  • Toyo Engineering

  • TEKFEN Construction Work

  • United Construction Establishment

  • URBACON Trading and Contracting