Derby's Trusted Electricians.
Complete Electrical Solutions.
NAPIT registered electricians for domestic, commercial & industrial electrical work across Derby and the East Midlands. Free quotes, lifetime guarantee, never sub-contracted.
Our services
Complete electrical solutions, one trusted team.
From a single socket to a full commercial fit-out — every job is completed by our own qualified electricians, to the highest standards.
Rewiring
Full and partial house rewires completed to the highest standards.
Fuse Board Upgrades
Modern consumer unit replacements for improved safety.
EICR / Landlord Certificates
Electrical inspection reports for homes, rentals, and sales.
PAT Testing
Portable appliance testing for businesses and landlords.
Fault Finding & Repairs
Expert diagnosis and repair of electrical faults.
Alarms & CCTV
Security system installation for homes and businesses.
Why choose us
Built on quality, trust, and 17+ years of experience.
NAPIT Registered
Government-approved competent persons scheme. Fully certified electricians you can trust.
5-Star Google Rated
Perfect 5.0 rating from 79 verified Google reviews. Built on word-of-mouth and quality work.
Established 2008
Over 17 years of experience across domestic, commercial and industrial electrical work.
Lifetime Guarantee
We stand behind every job. Our work is backed by a lifetime guarantee — no fine print.
About us
We do business the right way.
At 3 Core Sparkies, we pride ourselves on the way we do business. Our teams are highly experienced in domestic and commercial electrical work, and every job we carry out is completed to the highest standards.
We listen to our customers — each job and each home or business is different, and every client has specific needs. We never sub-contract, and all our electricians are fully qualified and insured.
Customer reviews
5★ rated across 79 reviews.
"Quality service whilst carrying out the electrical installation for me at my home address. They arrived on the dates arranged and were clean and tidy workers carrying out the first and second fixing without any disruption to the occupied household. I would sincerely recommend this company."
— Keith Webb
"Excellent workmanship, very professional people to have work done from. Each stage of work was updated and notified to me. Have used Romi as electrician twice, for electric check and certify safety. Will definitely use again."
— Kamran
"Required new consumer unit, lights and sockets throughout and smoke and heat alarm. Very pleased with the work completed. Arrived on time and worked quickly and cleanly. I would definitely recommend."
— Verified Customer
"Rewired whole house in couple days. Fast, friendly, trustworthy firm — highly recommend to anyone that needs any electrical work. Number one in Derbyshire."
— Verified Customer
"After having 3 electricians in Derby who never even turned up or called back, they came round on the same day and sorted out a difficult short circuit fault and stayed until they'd chased it down. Good value, will definitely use them again."
— Verified Customer
"Wow, these guys were great. Rewired my whole house, installing floor and outdoor lighting for a package which saved me £1,500 had I got it all done separately. Happy to recommend these guys to anyone. Friendly and discreet service."
— Verified Customer
Service area
Covering Derby & the East Midlands.
We're proud to serve homes and businesses across Derby and the surrounding towns. Not sure if you're in our area? Give us a call — we likely cover it.
Need an electrician in Derby?
Free quotes, same-day callouts where possible, and a lifetime guarantee on every job.
Or send us a message and we'll get back to you fast.