Innovation + excellence

Empowering Progress in Energy and Infrastructure

We are dedicated to providing the best technological solution and services that provides unmatched level of reliability with the lowest operating and environmental cost.

Civil and Mechanical Engineering

Power Generation, Transmission and Distribution

Renewable and Sustainable Energy

who we are

We are known for creating value, provide profitable, innovative and sustainable solutions

DioManni Engineering Company Ltd, DMECL is an Engineering and consulting firm for the energy and Infrastructure markets, creating progress for our clients. By connecting technologies we provide profitable, innovative and sustainable solutions to shape the future and improve people’s lives.

who we are

Industries We Serve

At Diomanni Engineering Company Ltd, we possess a diverse range of skills and knowledge that transcend industry boundaries. We’re not just engineers; we’re problem solvers and innovators.

Renewable Energy

Capacity Building & Training

Mechanical, Electrical & Plumbing

Water & Waste Water Treatment Plant

We assist clients in securing project funding, assessing financial viability, conducting feasibility studies, and managing project risks and contracts.

We have a multidisciplinary team of engineers, project managers, procurement specialists, construction experts, and other professionals to deliver integrated solutions for complex infrastructure projects.

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Want to know more?

Quality and
Excellence is Assured

Our commitment to innovation and sustainability, backed by cutting-edge technology and unwavering professionalism, transforms ideas into realities
DioManni Engineering Company Ltd, DMECL is an Engineering and consulting firm for the energy and Infrastructure markets, creating progress for our clients.
Get in Touch
Info@declng.com
07052959743, 09036435570

Second Floor Suite 207 Oyo State House
No 73 Ralph Shodeinde Street CBD FCT Abuja
@Copy Right Diomanni Engineering 2023
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