IESL

Comprehensive Energy Engineering Services

Our Strategic Business units

With over 100 engineers and other professionals, we offer our clients a vast range of services covering engineering design, construction, operations, environmental and waste management, supply chain management and project management, we safely and successfully deliver the best service solutions to our clients in the energy business.

Engineering Design

We provide comprehensive engineering design and technical services across oil and gas, power, and public sector projects. We also deliver end-to-end solutions, from conceptual studies and FEED to detailed engineering, procurement support, and construction supervision.

Oilfield Supply & Services

This business unit delivers end-to-end procurement, supply chain, and operations services, including logistics, EPC solutions for offshore living quarters and helidecks, ensuring cost-effective, safe, and compliant project execution.

Technical Services

We offer flexible consultancy, technical support and project management services tailored to client needs. Our solutions combine expertise, training, and skilled personnel to strengthen workforce capability and ensure safe, reliable, and efficient operations.

Environmental & Laboratory Services

We operate fully equipped, certified and government and NUPRC-approved environmental laboratories in Port Harcourt and Lagos, delivering high-quality environmental testing and monitoring services to the oil and gas and manufacturing sectors for over 25 years.

Power & Renewable Energy

We provide engineering design, construction management, and support for conventional and renewable power projects, delivering tailored solutions—from feasibility studies and substations to renewable systems and energy management—for reliable, efficient, and future-ready power infrastructure.