Excellence in Every Aspect

Haji Abdullah Alireza & Co. Integrated Services Ltd. (HAAISCO) manages, operates and maintains Sea Water Desalination Plants (Reverse Osmosis – Multi Effect Distillation – Multistage Flash Distillation), Wastewater Treatment Plants and Industrial facilities and Infrastructures.

HAAISCO’ experience and know-how are not limited to the operational stages of the projects but, in addition, it expands to the technical aptitudes and expertise to assess and evaluate installation works, conduct pre-commissioning, startup activities and full fledge commissioning & testing, including compiling the respective documentation, procedures and manuals.

Operation and Maintenance

Operation and Maintenance of Desalination Plants, Water Treatment Plants, Industrial Facilities and General Utilities

Start up, Testing and Commissioning

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

Engineering and Technical Services

Engineering and Technical Services


HAAISCO utilizes cutting edge and latest technology software and equipment such as CMMS to perform scheduled, unscheduled and predictive maintenance of Desalination Plants’ equipment. Plants’ assets, such as machinery, equipment, and infrastructure, play a crucial role in maintaining operational productivity and achieving business goals. However, these valuable assets are subject to wear and tear over time.

HAAISCO’s systematic approach of planning, optimizing, and maintaining assets ensures to maximize their value while minimizing downtime and disruptions. It encompasses a range of activities, including asset tracking, condition monitoring, maintenance planning, spare parts management, and performance analysis. Implementing effective maintenance strategies can ensure the optimal performance and longevity of the assets, leading to improved productivity, reduced costs, and enhanced customer satisfaction.


The success of a desalination facility’s ability to provide clean water on a long-term basis is determined by effective operation and maintenance. To achieve this, predictive analysis and actionable advice is the key. HAAISCO’ experienced and proficient staff provide peace of mind for a smooth uninterrupted operation of the facility ensuring over 95% availability at a minimum cost.

Careful monitoring of water quality at all stages, timely expert intervention to deal with variations and proper scheduling of preventive maintenance is required to ensure energy efficiency and to enhance a plant’s life cycle for the best possible performance with minimal downtime thus meeting the KPI based service performance delivery.

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