Electrical and
Mechanical
NJM provides end-to-end electrical and mechanical services across the UK, Ireland, and the Scottish Isles. From commercial projects to residential installations, we specialise in delivering solutions that are compliant, reliable, and built to last.
Decades of expertise ensuring jobs are done right, first time.
We provide services across the UK, Ireland and the Scottish isles.
Planning, installation, servicing and support from one reliable partner.
Meeting leading industry standards.
We deliver complete electrical solutions for commercial, industrial, and residential projects. From system design and installations to testing and maintenance, our qualified electricians ensure every job is safe, compliant, and built to perform.
Heating & Plumbing
Our team provides efficient heating and plumbing services for new builds, refurbishments, and ongoing maintenance. We handle everything from boiler installations and hot water systems to pipework and repairs.
We design, install, and maintain air conditioning systems that create comfortable, energy-efficient environments. Whether it’s for a single office or a large commercial property, our tailored solutions deliver reliable temperature control and long-term performance.
As specialists in heating, ventilation, and air conditioning, we offer integrated HVAC systems designed for performance and compliance. Our team supports you through design, installation, and regular servicing — helping improve air quality, comfort, and energy efficiency.
We help businesses and homeowners transition to cleaner, more sustainable energy solutions. From solar PV installations to energy-saving technologies, our renewable services are designed to lower costs, reduce carbon emissions, and future-proof your property.
Trusted by the UK’s leading regulator
Have questions or ready to take the next step? Reach out to us—we're here to help.