12 kW unit for an 1880s Victorian home in Penarth
Penarth
Installation of a 12 kW heat pump unit in an 1880s Victorian home.
About from company website
CMC Electrics Ltd is a South Wales-based mechanical, electrical, and renewable energy company. They specialise in the design, installation, and servicing of heat pumps, solar PV systems, and battery storage, alongside comprehensive electrical installations and ventilation services. The company prides itself on having all key trades in-house, allowing them to design and deliver complete systems from start to finish with a single, experienced team managing the entire project.
This integrated approach ensures a streamlined process, cost savings, and a single point of accountability for clients. Their approach involves a thorough assessment of client requirements, tailoring solutions to specific needs with expert advice and customized plans. They prioritize clear communication, attention to detail, and timely project completion.
CMC Electrics Ltd is committed to providing seamless, efficient, and environmentally friendly solutions, backed by a team of skilled professionals dedicated to high-quality workmanship and customer satisfaction. They stay current with the latest industry trends and technologies to offer cutting-edge solutions, with a strong focus on sustainability. The company offers a 24/7 emergency call-out service for clients with maintenance contracts, and also to the general public and businesses.
They handle all aspects of solar PV installations, from initial design and energy consumption analysis to installation and certification, including roof works. For heat pumps, they offer servicing, efficiency reports, and installation, ensuring systems are designed and installed to manufacturer specifications and regulatory standards. They also provide a full range of electrical services for domestic, commercial, and industrial clients.
Services
Works as
Sectors
Project experience from company website
Custom-built plant room housing the ASHP equipment, hot water cylinder and UFH manifold
Custom-built plant room for Air Source Heat Pump (ASHP) equipment, hot water cylinder, and Underfloor Heating (UFH) manifold.
Cascade system for a six bedroom stone house in Vale of Glamorgan
Vale of Glamorgan
Installation of a cascade heat pump system for a six-bedroom stone house.
Horizontal 250-litre cylinder with containment bund and hot water circulation
Installation of a horizontal 250-litre cylinder with containment bund and hot water circulation.
Wall-mounted 5 kW heat pump near Cowbridge
Cowbridge
Installation of a wall-mounted 5 kW heat pump.
Cascade heat pump system with underground pipework and concrete base in Bonvilston
Bonvilston
Installation of a cascade heat pump system including underground pipework and a concrete base.
33-panel ground-mounted solar array with a 10 kW inverter and 25 kWh battery in Bonvilston
Bonvilston
Installation of a 33-panel ground-mounted solar array with a 10 kW inverter and a 25 kWh battery.
Full roof replacement with a 12 panel Solar PV system in Aberthin
Aberthin
Complete roof replacement followed by the installation of a 12-panel Solar PV system.
All black panels on PVC Membrane roof in Peterston Super Ely
Peterston Super Ely
Installation of all-black solar panels on a PVC membrane roof.
Solar inverter and battery base with metal frame near Cowbridge
Cowbridge
Installation of a solar inverter and battery base with a metal frame.
19 Solar PV panels, 8kW inverter and 20kWh battery in Canton Cardiff
Canton Cardiff
Installation of 19 Solar PV panels, an 8kW inverter, and a 20kWh battery.
In-roof Solar PV system with 12 panels, 7kW inverter and 16kWh battery in Welsh St Donats
Welsh St Donats
Installation of an in-roof Solar PV system with 12 panels, a 7kW inverter, and a 16kWh battery.
Accreditations from company website
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Questions about CMC Electrics Ltd from the record on this page
What does CMC Electrics Ltd do?
CMC Electrics Ltd is a South Wales-based company specialising in heat pumps, solar PV, battery storage, electrical installations, and ventilation. They offer integrated design and delivery services with an in-house team. Their listed services include Electrical, Solar PV, Heating & ventilation, Plumbing and Groundworks.
Where is CMC Electrics Ltd based?
CMC Electrics Ltd is registered at 1 Caercady Cottages, Welsh St. Donats, Cowbridge, CF71 7SU, in Wales.
What areas does CMC Electrics Ltd cover?
CMC Electrics Ltd states that it works across South Wales.
How many people work at CMC Electrics Ltd?
Accounts filed for the year to 2025 report 6 employees, which places the company in the 1-9 employees band.
What is CMC Electrics Ltd's turnover?
CMC Electrics Ltd does not disclose turnover: UK small-company accounts are not required to. Based on creditors in its filed accounts, turnover is likely to fall between £270k and £1.1m. This is an estimate, not a filed figure.
Is CMC Electrics Ltd still trading?
Companies House lists CMC Electrics Ltd as active, with accounts most recently made up to 2025-04-30.
What accreditations does CMC Electrics Ltd hold?
CMC Electrics Ltd displays TrustMark, Home Improvement Protection, RECC, Vaillant Advance, SigEnergy and SOLAX Power on its website.
What sectors does CMC Electrics Ltd work in?
CMC Electrics Ltd works in Residential, Commercial, Industrial and Energy.
When was CMC Electrics Ltd established?
CMC Electrics Ltd was incorporated on 2013-12-17.