+255 715 378 535 info@donconsult.co.tz MAJI House, Dar es Salaam
DON CONSULT Team
ISO 9001:2015 Certified • Est. 1995

Engineering Excellence
for a Sustainable Future

Since 1995, DON CONSULT LTD has delivered world-class engineering consultancy services across Tanzania and East Africa, specializing in water supply, sanitation, and infrastructure development.

Our Services About DCL
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Years Experience
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Projects Completed
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Global Partners
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Service Areas
DON CONSULT Leadership
30+
Years of Trust
About DCL

Tanzania's Leading Engineering Consultancy

DON CONSULT LTD (DCL) was established in 1995 and has developed into one of the best known and most versatile consultancy firms in the Water Supply and Sanitation sector in Tanzania.

With over 30 years of experience, the firm has highly qualified full time experts in planning, design and supervision of Water Supply and Sanitation Engineering projects.

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

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

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

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

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Hydrogeological & Geotechnical Studies

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

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

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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

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

Featured Projects

A selection of our most impactful engineering projects across Tanzania and East Africa.

Completed
water sanitation

Urban Water Supply Project

Design and supervision of urban water supply distribution network serving over 500,000 residents.

Ministry of Water Dar es Salaam, Tanzania
Completed
water sanitation

Rural Water Supply Program

Comprehensive rural water supply program covering multiple villages across Tanzania.

World Bank Multiple Regions, Tanzania
Completed
highway engineering

Highway Rehabilitation

Rehabilitation and upgrade of 120km trunk road with bridges and drainage structures.

TANROADS Morogoro Region
Ongoing
water resources

Dam Construction Supervision

Design review and construction supervision of multipurpose dam for water supply and irrigation.

Ministry of Water Dodoma Region
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Our Partners

Trusted By Global Organizations

Ready to Start Your Project?

Partner with Tanzania's most experienced engineering consultancy firm. Let us bring your vision to life.

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"Together we shall make it"