Electrical Services London

London Boroughs & Central London Electricians

Quantum is here for all of your electrical needs, and our ethos is simple; be neat, tidy and deliver top-quality services with transparent billing.

Our services offer the highest standard of electrical work for residential and commercial clients. Every job is completed using quality parts by fully qualified engineers with years of experience in the industry.

Emergency electrical services

You never know when a fault may appear, or a part will fail, leaving your home or business in the dark. Our emergency electrical services are available 24/7 and can get you back up and running in no time. You can have peace of mind knowing we are here when you need us most.

Fault finding

Are you having electrical issues but can't find the source of the problem? Give us a call; we can locate and repair. Our years of experience and industry knowledge means we can perform electrical testing to find any fault quickly and accurately.

Alarms and detectors 

If a fault appears or you find any issues with your alarms or need help with electrical installation, give us a call.

  • Smoke alarms
  • Carbon monoxide detectors

Our engineers are certified and fully trained in the installation and maintenance of all the alarms and detectors you need to keep your house or place of work safe.


From small to complete rewiring jobs, our trained and qualified engineers are here to help. We can install extra plug sockets, change the electrical layout of a room or complete a full rewiring.

For larger jobs, we offer competitive half and full-day quotes, head over to our Charges page or get in touch to find out more.

Internal and external lighting 

Conventional, LED and low-energy lighting are just some of the types of lighting system we can install and maintain. 

Emergency lighting

Emergency lighting can be vital in the event of an emergency. To test, install or repair your emergency lighting systems, give us a call.

If what you need isn't covered above, then get in touch. We can discuss any electrical needs you have, organise a quotation or arrange for an electrical contractor for an on-site visit.

We are London’s Go2 Electricians. 

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