Precision planning with architectural blueprints and project documentation
Our Work
Service Station Construction
Completed Oryx Energies service station — delivered on time
Our Work
Civil Infrastructure Works
Full-scale civil construction and concrete works
Our Work
Underground Tank Installation
Tank farm construction and underground fuel storage systems
Our Work
Our People in the Field
Diamond Ridge Engineering Ltd team conducting a site survey
26+
Major Projects
5+
Years of Excellence
ZMW 24M
Largest Contract
6
Certifications
12+
Sectors Served
What We Do
Core Engineering Capabilities
🏗️
Building & Construction
General building, office fit-outs, refurbishments, and large-scale property development.
⚡
Electrical & Telecom
Full electrical engineering, telecommunications infrastructure, and genset supply & installation.
🛣️
Civil Engineering
Roads, dams, earthworks, drainage, and comprehensive civil infrastructure projects.
☀️
Solar & Renewables
Supply and installation of solar panels, controllers, battery banks, and complete systems.
Trusted By
Leading organisations across Zambia choose Diamond Ridge
Oryx EnergiesUSAIDSyngenta ZambiaAB Bank ZambiaInfratelDangote CementRubis EnergyBayerZRABATKalumbila MineralsIzwe Loans
Our Story
Built on Excellence & Integrity
🏗️
Kasama Service Station Construction
🏢
Oryx Energies HQ Refurbishment
⚡
Nchelenge Oxygen Plant
2020
Founded
Diamond Ridge Engineering Limited was established on 26th May, 2020, responding to a growing demand for Civil, Mechanical, and Electrical Engineering solutions in Zambia. In just five years, we have grown into a full-service engineering company recognised across multiple industries.
Operating on a team concept, our skilled and experienced staff and field teams have established a standard of excellence well recognised in the construction industry. We bring competitive pricing, diverse capabilities, and a proven track record to every project.
From service station construction and office fit-outs, to medical oxygen plants and large-scale infrastructure — we deliver on time and within budget, guided by strong executive leadership and sound ethical principles.
🎯
On Time Delivery
Every project safely delivered on schedule and within budget.
🛡️
Health & Safety
Rigorous safety culture instilled across all operations.
🌿
Environmental Care
Environmental protection embedded in every project.
⭐
Quality Guaranteed
Consistent premium quality conforming to international standards.
Our Mission
Delivering Value to Every Client We Serve
🎯
Project Delivery
Safely delivering any project, in any environment, on time and within budget.
📈
Sustainability
Developing into a highly profitable and sustainable engineering firm.
🤝
Community Impact
Advancing positive social change through investment and responsible construction.
Company Information
Our Details
Registration
120200003961
Company Registration Number
Tax PIN
2954422168
Taxpayer Identification Number
Address
169 Kepa Complex, Roan Road, Lusaka, Zambia
Banking
Access Bank Zambia
Principal Banker
Incorporated
26 May 2020
Date of Incorporation
Ownership
Citizen Owned
Zambian-Citizen Owned Company
What We Offer
Full-Spectrum Engineering Services
From conception to completion, Diamond Ridge Engineering delivers comprehensive solutions across civil, mechanical, electrical, and ICT disciplines.
🏗️
Building & General Construction
New builds, extensions, renovations, office fit-outs, and full-scale construction management from ground-up.
🌉
Civil Engineering Services
Structural civil works, foundations, drainage systems, and all forms of civil infrastructure development.
⚡
Electrical & Telecom Engineering
Full electrical installations, telecommunications cabling, fibre networks, and electrical generating systems.
⚙️
Mechanical Engineering
Mechanical systems design, installation, and maintenance including HVAC, plumbing, and piping works.
🛣️
Road Construction
Road design and construction, paving, driveway works, and all associated civil road infrastructure.
💧
Dam Construction & Maintenance
Dam design, construction, and ongoing maintenance services for water retention and management projects.
🚜
Earthworks & Plant Hire
Excavation, grading, land clearing, and earthworks with an extensive fleet of machinery including CAT excavators.
🏘️
Property Development & Maintenance
Residential and commercial property development, refurbishment, and ongoing maintenance programmes.
📋
Project Management
End-to-end project management with proven planning, scheduling, and cost-control methodologies.
📐
Design & Draughting Services
Architectural and engineering design, AutoCAD draughting, and technical drawing production.
💻
ICT Hardware & Accessories
Supply of Lenovo products (authorised distributor) and a full range of ICT hardware and accessories.
☀️
Solar Equipment Supply
Complete solar energy solutions including panels, MPPT controllers, battery banks, inverters, and system design.
Our Fleet
Machinery & Equipment
We maintain an extensive fleet of construction machinery. Where specialist equipment is required, we hire it at discounted rates — savings passed directly to clients.
🚛
Concrete Mixer Trucks
🏗️
CAT Excavators
🔧
Concrete Pumps
⚡
Generators / Gensets
📡
Survey Equipment
Gallery
Our Work In Pictures
A visual look at completed and ongoing works, from office fit-outs to civil and industrial construction.
01 / 44
Perimeter Wall Construction
Blockwork perimeter wall under construction
02 / 44
Site Survey & Setting-Out
Foundation trenches being surveyed and marked out
03 / 44
Oxygen Plant – Exterior
Completed exterior with elevated water storage tower
04 / 44
Foundation Excavation Works
Trench excavation and rock-breaking for foundations
05 / 44
Compressor & Storage Tanks
Oxygen plant compressor room with storage vessels
06 / 44
Rear Grounds & Landscaping
Landscaped rear grounds of the completed facility
07 / 44
Cylinder Filling Cage
Secure cylinder filling and storage cage
08 / 44
Perimeter Wall & Paved Yard
Finished boundary wall and paved yard area
09 / 44
UNOP Nchelenge Oxygen Plant
Completed oxygen plant facility – main entrance
10 / 44
Oryx Energies Zambia – Reception
Reception desk and feature signage wall
11 / 44
Storm Energy – Feature Wall
Illuminated feature wall signage installation
12 / 44
Storm Energy – Office Fit-Out
Feature wall signage in the finished office space
13 / 44
Glass Partition Office Suite
Glass-partitioned offices with vinyl flooring and TV wall
14 / 44
New Office Space – Feature Wall
Newly finished open space with blue accent wall
15 / 44
Retail Checkout Counter
Custom checkout counter with POS terminal installed
16 / 44
Lovisa Storefront – Signage Install
Illuminated storefront signage being installed
17 / 44
Lovisa Storefront – Interior Fit-Out
Completed retail interior fit-out ahead of opening
18 / 44
Staff Kitchen & Breakfast Bar
Fitted kitchenette with pendant lighting and breakfast bar seating
19 / 44
Training Room Setup
Rows of conference seating arranged for training in the multipurpose hall
20 / 44
Reception Foyer
Entrance foyer with pendant lighting and timber doors
21 / 44
Feature Wall – Pendant Lighting
Textured feature wall with a cluster of woven pendant lights
22 / 44
Foundation Works – Trenching
Workers marking out and trenching for the building foundation
23 / 44
Foundation Slab Pour
Concrete slab poured within the perimeter block wall
24 / 44
Foundation Slab Finishing
Finishing the poured concrete foundation slab
25 / 44
Washroom – Vanity & WC
Three-basin vanity with mirrors and adjoining WC cubicle
26 / 44
Reception Lounge & Workstations
Lounge seating and workstation pods in the reception area
27 / 44
Lift Lobby – Glass Partition Entrance
Elevator lobby with marble-finish wall and glazed entrance doors
28 / 44
Office Corridor – Glass & Timber Partitions
Corridor lined with frosted glass and timber-panel office partitions
29 / 44
Glass Office Suite – Full Partition View
Wide view of the fully glazed office partitions overlooking the entrance
30 / 44
Open Office Floor – Partitioned Workspace
Open-plan floor divided into offices with glass and timber partitions
31 / 44
Partition Wall Detail – Frosted Glass & Timber
Close-up of the frosted glass and timber-panel partition finish
32 / 44
Steel Frame Erection – Roof Beams
Workers fixing structural steel beams during frame erection
33 / 44
Structural Steel Erection – Beam Installation
Team installing steel beams on the elevated scaffold platform
34 / 44
Steel Frame Erection – Site Supervision
Site supervision during structural steel beam installation
35 / 44
Crane Lift – Structural Steel Beam
Mobile crane preparing to lift a steel beam into position
36 / 44
Crane Operations – Steel Beam Placement
Crane truck positioning a steel beam within the frame
37 / 44
Crane Operations – Beam Positioning
Workers guiding a steel beam into place during the lift
38 / 44
Steel Structure – Upper Floor View
View across the upper floor steel frame with crane operations beyond
39 / 44
Steel Frame Erection – Column Detail
Tall structural steel column rising above the completed frame
40 / 44
Residential Roofing Works
Roof sheeting and tiling works on a residential build
41 / 44
AB Bank Branch – Entrance
Branch entrance with glazed doors and landscaped planters
42 / 44
AB Bank Branch – Exterior Repainting
Exterior repainting works along the branch facade
43 / 44
AB Bank Branch – Signage & Facade
Branch signage and blue feature facade at the entrance
44 / 44
Partition Frame Detail – Glazing Installation
Close-up of the aluminium partition frame during glazing installation
Registrations & Compliance
Fully Registered & Compliant
Diamond Ridge Engineering Limited is registered and compliant with all relevant Zambian statutory and regulatory bodies.
PACRA
Annual Return Compliance
Registered with the Patents and Companies Registration Agency, compliant with annual return filing. Reg No: 120200003961.
Zambia Revenue Authority
Valid Tax Clearance Certificate
Holder of a valid ZRA General Tax Clearance Certificate (No. 2634344806), valid to 25/06/2026. TPIN: 2954422168.
NAPSA
National Pension Scheme Compliance
Fully compliant with NAPSA. Compliance Certificate valid to 17th June 2026. Employer Account No: 5276960.
Workers Compensation Control Board
Employer Compliance Certificate
Registered and compliant with the Workers' Compensation Act No.10 of 1999. Valid to 31/12/2026.
National Council for Construction
Grade 4, Category C — Civil Engineering
Certified contractor, registered under the NCC Act No. 10 of 2020. Zambian-Citizen Owned. Valid Jan–Dec 2026.
Engineering Registration Board
Practicing License — Civil Engineering
Authorised to practice Civil Engineering in Zambia (Class C3). EIZ No: SC32022043134. Date: 05/02/2026.
ZPPA
Zambia Public Procurement Authority
Registered on the e-Tendering Platform, eligible to supply Goods and Services to Public Institutions. Valid to 26/11/2026.
Lenovo
Official Authorised Distributor
Appointed official distributor of Lenovo PC products by Lenovo PC HK Limited, EMEA Channel & Alliances.
Why Choose Us
Our Strengths
💰
Competitive Pricing
Value for money solutions without compromising on quality or safety.
🎯
Diverse Experience
Wide range of capabilities and proven track record across many sectors.
📊
Project Management
Proven planning and construction management skills on complex projects.
👷
Skilled Workforce
Reliable, highly skilled employees operating on the team concept.
🌍
Adaptable Operations
Ability to work in any operational environment across Zambia.
⭐
Culture of Quality
Ingrained culture of quality, safety, timely delivery, and integrity.
Get In Touch
Let's Build Something Great
Ready to start your next project? Contact our team and let's discuss how Diamond Ridge Engineering can deliver solutions for you.