24-Hour Emergency Electricians
Power cuts, tripping circuits or burning smells – call any time, day or night.
Call NowOpen 24 hours · 7 days a week
Your 24-Hour Electrician in Hemel Hempstead
Domestic, commercial and emergency electrical work – installations, repairs, testing and certificates. Day or night, JMR Electrical & Mechanical are just a phone call away.
- 24/7 emergency
call-outs - £45
call-out charge - NAPIT & TrustMark
member
NAPIT MemberRegistered electrician
TrustMark MemberGovernment endorsed
Part P RegisteredCompetent Person
5/5Rated on Yell
Open 24 Hours7 days a week
Our Services
Electrical Services You Can Rely On
From a tripped fuse box at midnight to a full commercial installation, we look after homes, landlords and businesses across Hemel Hempstead.
Fuse Boards & Earthing
Consumer unit upgrades, fuse box rewiring and electrical earthing.
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Testing & Landlord Certificates
Electrical inspection, testing and landlord safety certificates.
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EV Charger Installation
Electric vehicle chargers fitted neatly and safely at home or work.
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Commercial & Industrial
Installations, repairs and maintenance for shops, offices and units.
Get a Quote
We also cover:
- Socket replacements
- Electrical repairs
- Electrical surveys
- Emergency lighting
- Outdoor wiring
- Fuse box rewiring
- Electrical design
- Mobile electricians
Open
24 Hours
24 Hours
About JMR
Local. Registered. Always On.
JMR Electrical & Mechanical Ltd is run by Jamie and based on Newfield Lane in Hemel Hempstead, looking after homeowners, landlords and businesses.
Electrical problems don't keep office hours, so neither do we. We're open 24 hours a day, 7 days a week – NAPIT and TrustMark members with clear, upfront pricing.
JamieJMR Electrical & Mechanical Ltd · 60 Newfield Lane, Hemel Hempstead
Why Choose JMR?
- Open 24 hours, 7 days a week
- Straightforward £45 call-out
- NAPIT & TrustMark member
- Part P registered
- Domestic, commercial & industrial
- Mobile – we come to you
- 5-star rated on Yell
Customer Reviews
What Customers Say About JMR
“Excellent service ... Very reliable.”
Called out late on a Saturday and was here with in half hour and fixed fault straight away.
“Very good.”
Very helpful and professional.
Need an electrician right now?
We're open 24 hours – call and speak to us straight away.
Call 07540 082911Get in Touch
Need an Electrician in Hemel Hempstead?
Call any time, day or night – or send us a message for a free, no-obligation quote.
Call Jamie – open 24 hours07540 082911- 60 Newfield Lane, Hemel Hempstead HP2 4DX
- £45 call-out charge
- NAPIT & TrustMark member