End-to-end engineering solutions in High Voltage Systems, Solar Energy, Infrastructure & EPC Contracting across Africa.
From design to deployment, we handle every phase of your energy and infrastructure project with engineering rigour and technical precision.
Design, supply, installation and commissioning of HV/MV/LV electrical systems including 33kV/11kV switchgear, transformers, and protection systems.
Learn MoreTurnkey on-grid, off-grid, and hybrid solar power systems for commercial, industrial, and residential installations with MPPT and battery storage integration.
Learn MoreFull Engineering, Procurement and Construction services for power infrastructure projects — end-to-end project management from feasibility to handover.
Learn MoreComprehensive energy efficiency surveys, power quality analysis, and actionable audit reports that identify savings opportunities and ensure regulatory compliance.
Learn MorePreventive and corrective maintenance programmes for electrical installations, industrial plants, and HV networks — minimising downtime and maximising asset life.
Learn MoreSupply and installation of primary and secondary switchgear, relay protection coordination, SCADA integration, and control panels for power distribution networks.
Learn MoreA selection of landmark infrastructure and energy projects delivered across Nigeria.
Proprietary and sourced products backed by full technical support, installation, and after-sales service.
Heavy-duty automatic transfer switch panel rated up to 630A with dual-source switching.
View ProductIndustrial-grade ATS panel rated up to 1250A for high-load facilities.
View Product450W monocrystalline PV module with PERC cell technology and 25-year warranty.
View Product330W polycrystalline panel — cost-effective choice for off-grid systems.
View Product1.5HP DC-inverter air conditioner for solar direct-drive or hybrid operation.
View Product2.0HP solar-hybrid air conditioner for larger spaces and offices.
View ProductTech Semantics Ltd. is a system integrator with deep expertise in high voltage electrical infrastructure, renewable solar energy, industrial automation, and EPC contracting Smart City solutions. From feasibility and design through procurement, installation, and commissioning — we deliver full-lifecycle engineering solutions.
COREN-registered engineers and internationally certified specialists in HV systems, solar design, and project management.
Active projects across 24 Nigerian states with a robust supply chain and logistics capability.
We own every phase — from site surveys and engineering design to procurement, construction, commissioning, and maintenance.
Qualified engineers, project managers, and specialists united by a commitment to engineering excellence.
Tell us about your project and one of our senior engineers will respond within 24 hours.
