Pars Ray Ab Consulting Engineers was established in 1995 by senior civil and hydraulic engineering specialists. Built on professional integrity and technical excellence, the firm is committed to advancing sustainable water infrastructure and resource management.
Over the past three decades, Pars Ray Ab has delivered end-to-end engineering consultancy—spanning feasibility studies, detailed design, and construction supervision—for major public agencies, industrial clients, and international development bodies.
​​​​​​​
Our Core Capabilities Include:

- Dams & Hydraulic Structures: Design, rehabilitation, monitoring, and construction supervision of large earthfill and concrete dams (up to 120 m in height).

- Mining Water Infrastructure & Tailings: Site selection, design and supervision of conventional slurry and dry-stack tailings storage facilities (TSFs), alongside dedicated mine water conveyance systems.

- Irrigation & Drainage: Planning and detailed engineering of large-scale irrigation and drainage schemes exceeding 50,000 hectares.

- Conveyance & Pumping Systems: Design of diversion weirs, intake works, high-capacity pumping stations, and primary conveyance canals with discharge capacities up to 18 m³/s.

- Water Resources & Hydrogeology: Comprehensive surface water and groundwater modeling (quantitative and qualitative), hydrogeological baseline assessments, and wellhead protection zone delineation.

- Aquifer Management: Groundwater recovery, sustainable yield assessments, and aquifer balance restoration programs.

- River Engineering: River training, morphological assessments, flood hazard mapping, and riparian/floodway boundary delineation.

- Aquaculture Infrastructure: Turnkey engineering for industrial inland and coastal aquaculture complexes, with production capacities exceeding 10,000 tonnes.

- Environmental Consulting: Environmental and Social Impact Assessments (ESIA) for urban water distribution and wastewater infrastructure, conducted in accordance with World Bank environmental safeguards