
Turnkey Mechanical & Electrical Engineering Solutions in Cosham, Hampshire
When it comes to mechanical and electrical engineering services in Cosham, Hampshire, Oltec has been the trusted name for over 40 years. We deliver end-to-end turnkey M&E solutions for business owners and property managers, covering everything from commercial electrical installation to full HVAC system design. Whether you need EPC compliance, energy-efficient building systems, or ongoing mechanical engineering support, our experienced team handles every stage of your project from design through to completion.

Turnkey M&E Solutions for Commercial Buildings
As a leading turnkey M&E solutions provider in Cosham, Hampshire, Oltec manages every aspect of your mechanical and electrical project from initial consultation through to handover. Our integrated approach means you have a single point of contact for commercial electrical contractors, mechanical engineering design, and full project delivery. From electrical systems installation to plumbing and piping design, we coordinate design, procurement, and construction under one roof. With over 40 years of experience delivering turnkey building services, we ensure your project stays on schedule, on budget, and fully compliant with current building regulations.
Commercial EPC Compliance Services
Achieving full EPC compliance is essential for any commercial building, and The Oltec Group in Cosham, Hampshire provides the expertise to get it right first time. Our engineers carry out detailed energy performance assessments, ensuring your property meets the latest commercial EPC regulations and environmental standards. From energy audits and carbon reduction strategies to lighting upgrades and building management systems, we deliver compliant solutions that protect your investment. With regulations becoming increasingly stringent, having a specialist M&E contractor on board gives property managers the confidence that their buildings are fully up to code and legally compliant.


Commercial Heating and Ventilation Services
Effective heating and ventilation systems are critical to the comfort and efficiency of any commercial building, and Oltec in Cosham, Hampshire delivers industry-leading HVAC installation and maintenance services. From commercial heating system design to ventilation system installation, our engineers select the right equipment for your building type, usage pattern, and energy targets. We work with leading manufacturers to supply and fit commercial air conditioning, mechanical ventilation with heat recovery (MVHR), and modern heating solutions. Our heating and cooling services are designed to reduce running costs while keeping your premises at an optimal temperature all year round.
Sustainable Building Solutions for Commercial Properties
Sustainability is no longer an optional extra for commercial buildings. At The Oltec Group, a trusted M&E contractor serving Cosham, Hampshire, we design and install green building solutions that align with the latest energy efficiency regulations and net zero targets. From solar energy systems and heat pumps to intelligent building automation and LED retrofit programmes, our sustainable engineering services are tailored to reduce your environmental impact without compromising on comfort or performance. Our track record as a reliable mechanical and electrical contractor speaks for itself, and our focus on sustainable solutions ensures your building is future-proofed for the years ahead.



