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tahalThe issues of safe water, food security and a healthy environment are at the top of Africa’s current agenda. TAHAL addresses these and other challenges by offering sustainable integrated solutions in the water and agricultural sectors.

An active participant in Africa’s development since 1960, TAHAL has carried out dozens of projects in over 10 countries across the continent. The company’s efforts, including training, technology transfer, capacity building and institutional strengthening, have created job opportunities, generated income in rural areas, and reduced migration to urban areas.

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Quiminha Integrated Agricultural and Regional Development Project

TAHAL was hired by Angola’s Ministry of Agriculture to design and implement an integrated rural development project covering 5,000 hectares in the Quiminha region, some 40km from the capital Luanda.
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Kwahu-Tafo, Konongo & Kumawu (3K) Water Supply Systems

TAHAL was hired by the Ghana Water Company to design, develop and construct a new water supply system in Kumawu, and to rehabilitate water supply systems in Konongo and Kwahu. The project was part of Ghana’s plan to improve access to potable water for over 500,000 residents in more than 50 residential areas.
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Turnkey Water Supply System Rehabilitation and Expansion and Water Treatment Plant Construction – Accra-Tema Metropolitan Area (ATMA), Ghana

The Ghana Water Company chose TAHAL to carry out a turnkey project for the rehabilitation and expansion of water supply systems and the construction of a water treatment plant (WTP).
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Water Distribution System Construction – Luanda, Angola

TAHAL provided a wide range of pre-construction services for the project, including studies, preliminary and detailed design, mapping, aerial photography, and DTM ortho-photography, and the supply and storage of materials.
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Consultancy on Nzoia and Yala Multi-Purpose Flood Protection Works Sub Component

Flood mitigation project included hydrological study and design of dams, including multipurpose reservoirs for flood prevention, power generation, water supply and irrigation. Alternatives were recommended based on cost-benefit analysis, as well as socioeconomic and environmental impact.
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Addis Ababa Water Supply Project – Stage IIIA

Field studies, completion of detailed design and preparation of tender documents to upgrade water supply system for Addis Ababa (population above 3 million), including dams, pumping stations, raw water transmission mains, treatment plant, tunnel, distribution pipelines and reservoirs.
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National Master Plan for Arable Agriculture & Dairy Development

Implementation of NAMPAADD, including planning, design, construction and operation of rainfed, irrigated and dairy pilot farms for both production and demonstration, as well as development of statewide extension services and training of local professionals.
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Gurara Water Transfer to Federal Capital Territory (FCT)– Azara-Jere Irrigation Project

Detailed design of main conveyance system, including 29 km 1,400 mm steel pipeline; 100,000 m3 regulating reservoir; secondary distribution system; and on-farm distribution system for 4,000 ha, including centre pivot irrigation and pressure irrigation network.
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