Welcome to Haji Abdullah Alireza & Co. Integrated Services Ltd. (HAAISCO)

Unlocking Excellence in Water Management and Infrastructure Solutions

Make things simple, intuitive and expertly crafted!

The leading provider of water integrated services in the KSA

At Haji Abdullah Alireza & Co. Integrated Services Ltd. (HAAISCO) a subsidiary of Aqualia and HAACO, the global leading water company, our journey in pioneering integrated services in the water and industrial sectors has been defined by dedication, innovation, and unwavering commitment to excellence. Headquartered in the vibrant city of Jeddah, Saudi Arabia, HAAISCO has consistently pushed the boundaries of possibility in the pursuit of delivering top-notch services to our esteemed clientele.

Our Services

Operation and Maintenance

Desalination Plants, Water Treatment Plants, Industrial Facilities and General Utilities

Water Treatment

Start up, Testing and Commissioning for thermal and reverse osmosis desalination plants

Engineering and Technical Services

HAAISCO is renowned and esteemed for its uncompromising commitment to safety, high quality

Aqualia is the fourth largest water management company in Europe and the ninth in the world in terms of population served, according to the latest Global Water Intelligence ranking (March 2021). It currently serves nearly 30 million people in 17 countries: Algeria, Arab Emirates, Colombia, Chile, Czech Republic, Ecuador, Egypt, France, Italy, Mexico, Oman, Portugal, Qatar, Romania, Saudi Arabia, Spain and Tunisia.


Spanning Across Saudi Arabia

Proud to serve our following distinguished clients

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