+255 715 378 535 info@donconsult.co.tz MAJI House, Dar es Salaam
Dam and water resources infrastructure DCL survey team on site with total station Transmission pipeline under construction Water treatment plant construction works
ISO 9001:2015 Certified • Est. 1995

Engineering Excellence
for a Sustainable Future

Delivering sustainable, cost-effective engineering solutions across Tanzania and East Africa.

Planning, design and supervision of water supply, sanitation, dams, roads and environmental projects — delivered by registered professionals since 1995.

Our Services About DCL
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Service Areas
DON CONSULT engineer carrying out a geophysical survey on site
30+
Years of Trust
About DCL

Tanzania's Leading Engineering Consultancy

DON CONSULT LTD (DCL) is a leading engineering consultancy firm in Tanzania with over 30 years of experience in the planning, design and supervision of infrastructure projects.

We specialise in:

  • Water Supply and Sanitation Engineering
  • Dam and Irrigation Systems Design
  • Roads and Highway Engineering
  • Environmental and Social Impact Assessment (ESIA)

Our team applies internationally recognised standards and advanced engineering tools to deliver sustainable and cost-effective solutions.

30+ Years Experience 8 Engineering Disciplines Registered Professionals
ISO 9001:2015 Certified
ERB Registered
ACET Member
FIDIC Registered
NEMC Certified
EWURA Registered
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What We Do

Our Engineering Services

Comprehensive consultancy services across multiple engineering disciplines, delivered with professionalism and integrity.

Water Supply & Sanitation

Water Supply & Sanitation

Planning and designing water transmission systems, pumping stations, storage, treatment, and distribution networks. Sewage collection and solid waste management.

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Structural Engineering

Structural Engineering

Designing roads, railways, bridges, culverts, and drifts for efficient and safe transport infrastructure across primary, secondary, and rural networks.

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Water Resources Engineering

Water Resources Engineering

Ground and surface water management, water quality assurance, source reservoir management, dam design and construction supervision.

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Hydrogeological & Geotechnical Studies

Hydrogeological & Geotechnical Studies

Aquifer assessment, groundwater development, geophysical surveys, borehole drilling, development, maintenance and management.

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Irrigation & Drainage Engineering

Irrigation & Drainage Engineering

Feasibility studies, master planning, crop water requirements assessment, irrigation system design, and construction supervision.

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Environmental & Social Services

Environmental & Social Services

Environmental and Social Impact Assessment (ESIA), Strategic Environmental Assessment (SEA), Environmental Management Systems (EMS) per ISO 14001.

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Highway Engineering

Highway Engineering

Transport planning, policy formulation, traffic impact studies, road design and construction for primary, secondary, and rural infrastructure.

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Financial & Institutional Analysis

Financial & Institutional Analysis

Institutional development, human resource reviews, capacity building, tariff studies, strategic plan reviews, and financial viability analysis.

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Expert Team
Why DCL

Why Choose Don Consult Ltd

Trusted by international organizations and governments for our expertise, integrity, and commitment to quality.

01

Huge Experience

Extensive expertise in water supply and sanitation spanning three decades.

02

High Integrity

Highest ethical standards with honesty and transparency in all interactions.

03

Quality Services

Delivering highest quality through strict quality assurance procedures.

04

Affordable Costs

Cost-effective solutions without compromising on professional quality.

05

Client Oriented

Dedicated to meeting client expectations and exceeding project goals.

06

Transparency

Full accountability for our actions and decisions at every level.

Our Portfolio

Executed Projects

A selection of assignments delivered across Tanzania and East Africa, with the client, scope of work and engineering outputs for each.

Mindu Dam Safety Review & Morogoro Urban Water Supply Project Completed
Water Resources

Mindu Dam Safety Review & Morogoro Urban Water Supply Project

Dam safety assessment, hydrological review and water supply improvement works for Morogoro Municipality, drawing raw water from Mindu Dam.

Scope of Work
  • Dam safety inspection and structural condition assessment
  • hydrological and reservoir yield analysis
  • review of raw water intake, transmission main and treatment works
Client Ministry of Water / MORUWASA
Location Morogoro Municipality, Morogoro Region
Project Details
Mwanza - Dodoma Bulk Water Transmission Project (Lake Victoria Scheme) Completed
Water Sanitation

Mwanza - Dodoma Bulk Water Transmission Project (Lake Victoria Scheme)

Engineering studies and design for bulk water transmission from Lake Victoria towards the Dodoma corridor, including intake, pumping and long-distance transmission mains.

Scope of Work
  • Topographic and route survey along the transmission corridor
  • lake intake and raw water pumping station design
  • hydraulic modelling of the transmission main
Client Ministry of Water
Location Mwanza to Dodoma Corridor, Tanzania
Project Details
Ilemela Municipal Water Supply & Sanitation Improvement Project, Mwanza Completed
Water Sanitation

Ilemela Municipal Water Supply & Sanitation Improvement Project, Mwanza

Design and supervision of water treatment, storage and distribution improvements together with sanitation infrastructure for Ilemela Municipality.

Scope of Work
  • Water demand assessment and network modelling
  • water treatment plant design and capacity upgrade
  • distribution network extension and rehabilitation
Client Mwanza Urban Water Supply & Sanitation Authority (MWAUWASA)
Location Ilemela Municipality, Mwanza Region
Project Details
Kagera River Basin Water Resources Assessment & Development Study Completed
Water Resources

Kagera River Basin Water Resources Assessment & Development Study

Basin-wide surface and groundwater resources assessment supporting sustainable abstraction planning in the Kagera River catchment.

Scope of Work
  • Catchment delineation and hydrological data collection
  • river flow gauging and low-flow analysis
  • surface and groundwater resource assessment
Client Lake Victoria Basin Water Board
Location Kagera Region, Tanzania
Project Details
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Our Partners

Trusted By Global Organizations

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"Together we shall make it"