Welcome to Diligent
Electrical Contractors

Smoke alarm, CCTV
& TV installations

Great deals on
appliance installations

We fit all
lighting installations

Special offer on fuse board upgrades,
starting at just £200

Diligent Electrical is a trusted electrical contractor based in London and West Sussex. We offer professional and affordable services to clients across London and the surrounding areas.


We handle a wide range of tasks, from complete rewiring to repairing a single socket. No job is too big or small for us. Additionally, we offer maintenance services and Emergency call outs for both domestic and commercial properties.

At Diligent Electrical, safety is our top priority. That's why all of our electricians are fully qualified to the 18th Edition regulations, NICEIC registered and are highly skilled professionals.

  • We offer free quotations on jobs
  • 30 min response time on jobs (within 3 mile radius)
  • We cover London and surrounding areas
  • Competitive pricing
  • Public liability insurance (up to £2,000,000)
  • 100% customer satisfaction

Electrical Installations

Smoke Alarm, CCTV & TV Installation

Inspection & Testing

Lighting Installations

Appliance connection

Electrical Condition Reports

Fault Finding & Repairs

Aerial & Telephone Installation

Special offer on fuse board upgrades, starting at just £200

These guys were great i had a fault with my lighting and have had over 3 electricians look at the fault the guy who came round from diligent electrical was clued up and sorted my problem.

Helen Chambers

Great service fixed everything on first visit

paulvc

Quick response, on time and efficient. Thank you

natacha_87

Purchased new property and hired Diligent Electrical to re wire the whole property and they done a good job, we are happy with the service they provided and will be keeping there details for the future.

Leah Crawford

Great working with Diligent Electrical i had a project to rewire a few properties and these guys were very professional and easy to deal with id used them again any day.

Simon Baker

Diligent Electrical has helped us again, bailing my mum out of all her electrical wiring problems left by all these 'cowboy electricians'!

Jahlil Junior

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