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Project & Construction Department

The Abdel Hadi Abdullah Al-Qahtani & Sons Company (AHQ) established a Construction & Engineering Division in the early 90's. Included in this division is the Project & Construction Department which was developed to execute projects in the field of Mechanical, Civil, Electrical and Instrumentation disciplines associated with major international companies to execute several projects in the Kingdom of Saudi Arabia.

The Department has completed for well-known clients several projects involving the following

Supply and Erection of Cooling Towers at the King Fahd Military Medical Center.

Engineering Design, Supply and Installation of Fuel Gas Dust/Liquid Separator Equipment in SEC Qurayyah Power Plant.

Grease and Seal Wellhead Valves for Saudi ARAMCO.

Refurbishment of Wastewater tanks at King Fahd Military Medical Center.

Study of corrosion, engineering and supply of Heat Exchangers / Boiler Tube Shield and their installation in ARAMCO and SABIC Industries.

AHQ along with international companies joined together to create an Engineering, Procurement, Construction and Installation company in order to give our clients in the GCC states high quality work for up coming projects.

Our goal is to extend our expertise from the simple to the complex, from onshore to offshore, from design through construction.

AHQ have experienced engineers, project managers, surveyors and inspectors who bring their expertise to our client's programs. Their work is supported by purchasing, project controls, drafting and construction management personnel and backed with the most current systems.

We can offer the following to our clients

Feasibility Studies

Engineering and Design


Field Services



Inspection Services




We provide all the support you need from beginning to end. Backing our engineering effort with experts in design, drafting and procurement, AHQ relies on sophisticated, next-generation tools. A complete range of design software tools is utilized including the latest in CADD programs.



A sample of the various projects we can undertake includes

Onshore and offshore pipelines

Pipeline rehabilitation

Compressor stations

Gas storage facilities

SCADA systems

Liquid handling facilities

Metering and regulating stations

Information technology projects

Fiber optics and telecommunications

Assuring Quality and Integrity in Every Project

AHQ have certified inspectors who are highly experienced, bringing a wealth of knowledge in multiple disciplines, industry codes and current quality standards to assure the ultimate quality and integrity for the project.

Our inspectors are carefully selected for each project according to the scope of work. We provide them with the necessary documentation and involve them in every stage of a project.

AHQ operates according to all comprehensive environmental, health and safety management systems.

It is the policy of the company to take measures to provide and maintain a good working environment for its employees and to make sure that the health, safety and environment is not put under any danger as a result of our work.