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50+ Years
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Emergency
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Trusted Mechanical & Electrical Engineering Services in Belfast
Established in 1973, we are a multi-disciplinary mechanical, electrical, and building services company dedicated to delivering quality, innovation, and reliability. Our expertise spans commercial, industrial, and public sectors, supported by a highly qualified team committed to safety, environmental standards, and client satisfaction. With over 40 years of industry experience, we prioritise proactive management to ensure projects are delivered on time, on budget, and to the highest technical standards. Our focus on partnerships and tailored solutions has earned us a reputation for competence and cost-effectiveness.

We serve Northern Ireland, the Republic of Ireland, and Great Britain, offering 24/7 reactive services to meet urgent client needs. Our ESG strategy underscores our commitment to sustainability, community engagement, and corporate governance. Through apprenticeships, staff development, and supply chain collaboration, we foster long-term growth and social impact. Our proven track record in sectors like education, healthcare, transport, and energy reflects our adaptability and technical excellence. We listen to client needs, ensuring flexible, customer-centric service delivery across all projects.
Services
Mechanical Installation Electrical Maintenance Building Services Renewable Energy Solutions Emergency Repairs BMS Systems Plumbing Works HVAC Services Security Infrastructure EV Charging Solutions
Details
  • Year established: 1973
Highlights and features
  • We have over 40 years of experience in mechanical and electrical engineering.
  • Our team delivers services on a 24/7 basis for urgent needs.
  • We prioritise sustainability and community engagement through our ESG strategy.
  • Our proven track record spans sectors like healthcare, transport, and energy.
  • We offer tailored solutions with proactive management for on-time delivery.
Services
Mechanical Installation
We provide comprehensive mechanical installation and maintenance, including HVAC, plumbing, and boiler systems. Our services ensure optimal performance and compliance with technical standards. Clients benefit from reliable solutions tailored to commercial, industrial, and public sector needs.
Electrical Maintenance
Our electrical services cover installation, testing, and emergency lighting. We deliver uninterrupted power solutions and fixed-wire testing. Clients receive safe, code-compliant systems with minimal operational disruption.
Renewable Energy Solutions
We install solar PV, heat pumps, and EV charging infrastructure. Our renewable solutions reduce carbon footprints and energy costs. Clients gain access to future-proof, environmentally responsible technologies for public and private sectors.
24/7 Reactive Services
We offer round-the-clock response for urgent mechanical and electrical issues. Our rapid intervention minimises downtime. Clients in critical sectors like healthcare and transport rely on our immediate, reliable support.
Building Maintenance
We provide planned and reactive building maintenance, including joinery and painting. Our services ensure safe, functional environments. Clients benefit from proactive upkeep that extends asset lifespans and maintains operational efficiency.
People
Paul Dempster
Director
Paul Dempster leads strategic operations with over 25 years of engineering expertise, ensuring technical excellence and client satisfaction across all projects.
Ian McClelland
Director
Ian McClelland oversees project delivery, leveraging extensive industry experience to maintain high standards in mechanical and electrical engineering solutions.
David Crothers
SHEQ Manager
David Crothers ensures compliance with safety, health, environmental, and quality standards, driving continuous improvement across all operations.
Questions
What sectors does LM Services (NI) (NI) operate in?
We serve education, healthcare, transport, commercial, industrial, and energy sectors with tailored mechanical, electrical, and building services.
Do you offer emergency repair services?
Yes, we provide 24/7 reactive services for urgent mechanical and electrical issues across Northern Ireland and beyond.
Are renewable energy solutions available?
We install solar PV, heat pumps, EV charging, and battery storage systems to support sustainable energy transitions for clients.
Do you work outside Northern Ireland?
Yes, we operate in the Republic of Ireland and Great Britain, delivering consistent quality across all regions.