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Welcome to Haji Hassan Workshop

Haji Hassan Engineering Shop (HHW) is a mechanical engineering & construction company established in 1981 as the engineering arm of Haji Hassan Group. The compnay is capable of manufacturing a wide range of custom-built process equipment required by operations including oil & gas, refineries, petrochemical, fertilizer, power and water & desalination plants. HHW manufacturing facility is equipped with the state of the art machinery and is further augmented with the dedication and commitment of highly skilled teams of experienced & qualified 6G Code Welders, Fabricators, Engineers and Management staff.

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Technical Information

Initially set up to serve the internal needs of Haji Hassan Group Companies, over the years HHW has evolved in manufacturing a wide range Custom-built Process Equipment and providing Specialized Machining Services to its clients in Oil & Gas, Refining, Petrochemical, Fertilizer, Power, Water, Desalination & General Engineering segments. HHW’s capability includes the full range cutting, forming, welding and machining services. In-house expertise and resources are also available for site erection and installation of tanks, pressure vessels, shell & tube heat exchangers, piping and other structures produced by HHW.

Products & Services

With over 100 permanent professionals – and the largest, best-maintained fleet of European and American-made equipment, HHW has the largest pool of top quality resources in the Bahrain. We are also able to effectively deploy these resources more efficiently than any other maintenance contractor in the Kingdom. HHW is also the most experienced contractor, having carried out hundreds of large-scale turnarounds with a track record of successful completion, on-time and leak free. It is for these reasons that refineries, petrochemical and other industrial plants are so keen to have HHW support them with their maintenance needs.


Haji Hassan Workshop (HHW) is a wholly owned subsidiary of Haji Hassan Group (HHG), a leading industrial conglomerate actively engaged in diversified market segments such as Infrastructure Development, Building Materials, Real Estate Development, Oil & Gas, Petrochemical, Power & Utilities in Bahrain and neighboring GCC Countries.

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