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Business Details
23 Years
experience
Trusted Mechanical & Electrical Contractors in London
Elmec Southern was founded in 2003 as a London-based contractor specialising in mechanical and electrical services. Our team combines over 150 years of collective experience across the Mechanical, Electrical, and Rail Services Sector. We deliver complex projects for commercial, residential, industrial, ecclesiastical, education, healthcare, and rail clients while maintaining a reputation for excellence. Our directors bring decades of industry expertise, including certifications in construction management and health and safety. We prioritise client collaboration, ensuring projects are completed on time, within budget, and to the highest standards.

Our services span design, installation, and maintenance of plumbing, heating, ventilation, air conditioning, electrical systems, and more. We work on projects ranging from 25,000 to 2.2 million, serving consultants, contractors, and private clients. Our track record includes partnerships with firms like Route One Consultants and Fine Architecture, reflecting our adaptability and technical proficiency. We maintain transparency in communication and resolve issues promptly, as highlighted by client testimonials. With a focus on innovation and reliability, we aim to exceed expectations in every project we undertake.
Services
Mechanical Engineering Electrical Engineering Plumbing Heating Ventilation Air Conditioning Ductwork Controls Data Installations Lighting Schemes
Details
  • Year established: 2003
Highlights and features
  • We combine over 150 years of collective experience in mechanical and electrical services.
  • Our team includes certified professionals with expertise in construction management.
  • We deliver projects ranging from 25,000 to 2.2 million across diverse sectors.
  • Clients praise our adaptability, timely delivery, and problem-solving approach.
  • We maintain transparent communication and resolve issues promptly.
What people say
Reactive to change Professional and attentive Delivered without fault Great asset Flawless in everything
Services
Mechanical Engineering
Our mechanical engineering team delivers plumbing, heating, ventilation, and air conditioning systems. We specialise in ductwork, BMS controls, and renewable energy installations. Projects include commercial and industrial systems designed for efficiency and compliance.
Electrical Engineering
We provide electrical installations, data cabling, and specialist lighting schemes. Services cover fire alarms, CCTV, access control, and flood lighting. Our work meets commercial and residential safety and performance standards.
Plumbing
Our plumbing services include domestic and commercial installations, drainage, and sanitary ware. We handle above-ground and underground systems, ensuring durability and adherence to building regulations.
Ventilation
We design and install mechanical ventilation systems, including passive and active solutions. Our systems improve indoor air quality for healthcare, education, and industrial facilities while meeting energy efficiency targets.
Lighting Schemes
Our electrical team creates specialist lighting schemes for commercial and public spaces. Solutions include emergency lighting, flood lighting, and energy-efficient designs tailored to client aesthetic and functional needs.
People
Andy Mason
Commercial Director
With over 40 years in mechanical and electrical projects, Andy oversees estimating, procurement, and quality assurance. He began his career in administration with a major building services firm and brings deep industry expertise.
Glenn Gatehouse
Contracts Director
Glenn has 15+ years of experience, progressing from apprenticeship to Contracts Director. He holds a CIOB Diploma in Construction Management and specialises in mechanical and electrical project delivery.
Mark Thompson
Electrical Director
Mark joined Elmec Southern in 2021 after running a successful electrical business. He brings 15 years of experience in commercial and rail sector electrical contracting, enhancing our service capabilities.
Questions
What services does Elmec Southern Southern offer?
We provide mechanical and electrical contracting services, including plumbing, HVAC, electrical installations, ductwork, and specialist lighting schemes for commercial, residential, and industrial projects.
Which sectors does Elmec Southern Southern work in?
We operate across commercial, residential, industrial, ecclesiastical, education, healthcare, and rail sectors, delivering tailored engineering solutions for each.
How experienced is Elmec Southern Southern's team?
Our directors have over 150 years of combined experience, including certifications in construction management and health and safety, ensuring expert project delivery.
What project sizes does Elmec Southern Southern handle?
We manage projects ranging from £25,000 to £2.2 million, adapting to client needs while maintaining quality and efficiency.