Expert Electricians Serving Harrow, Wembley & North West London
At OHM Building and Refurbishing Services, we provide comprehensive electrical services across North West London. With over 20 years of experience, our team of fully qualified and certified electricians delivers safe, reliable, and professional electrical solutions for homes and businesses.
Whether you need a complete rewire, fuse board upgrade, EV charger installation, or emergency electrical repairs, we have the expertise and equipment to get the job done right. All our work is carried out to the highest safety standards and is fully compliant with the latest IET Wiring Regulations (BS 7671).
We're NAPIT approved contractors and Part P certified, giving you complete peace of mind that your electrical work is in safe hands. Every job comes with full certification and a comprehensive guarantee.
Our Electrical Services
Comprehensive electrical solutions for all your needs
Complete Rewiring
Full or partial house rewiring to bring your electrical system up to current safety standards. Includes safety certificates and minimal disruption.
- ✓ Full property assessment
- ✓ Minimal disruption guarantee
- ✓ All certification included
Fuse Board Upgrades
Modern consumer unit installation with RCD protection. Essential for older properties and increases electrical safety significantly.
- ✓ RCD protection
- ✓ Circuit labelling
- ✓ Safety certificate
EV Charger Installation
Professional electric vehicle charging point installation. OLEV approved installer for government grant eligibility.
- ✓ OLEV approved installer
- ✓ All EV charger brands
- ✓ Full electrical check
LED Lighting Installation
Energy-efficient LED lighting solutions including spotlights, downlights, outdoor lighting, and smart lighting systems.
- ✓ Energy-efficient solutions
- ✓ Indoor & outdoor
- ✓ Smart home compatible
Emergency Electrical Repairs
24/7 emergency call-out service for urgent electrical faults, power loss, tripping circuits, and electrical safety hazards.
- ✓ 24/7 availability
- ✓ Rapid response
- ✓ Fixed pricing
Electrical Safety Certificates
EICR testing and certification for landlords, homeowners, and businesses. Required for property sales and rentals.
- ✓ EICR testing
- ✓ Landlord certificates
- ✓ Same-day certificates
See The Transformation
Real projects, real results. Before & after examples from our recent electrical work.
Ready to Transform Your Electrical System?
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Why Choose OHM for Electrical Services?
Trusted by thousands of customers across North West London
Fully Certified
NAPIT approved and Part P certified electricians. All work fully certified and guaranteed.
24/7 Emergency Service
Round-the-clock emergency call-out service for urgent electrical faults and safety issues.
Transparent Pricing
Clear, upfront quotes with no hidden charges. You'll know the cost before we start work.
Trusted Reputation
4.9-star rating with 1,750+ verified reviews across MyBuilder, Google, and RatedPeople.
Areas We Serve in North West London
Harrow
Wembley
Barnet
Ealing
Brent
Watford
Kenton
Kingsbury
Edgware
Stanmore
Ruislip
Pinner
Can't see your area? Contact us to check if we cover your location.
Frequently Asked Questions
Got questions about our electrical services? We've got answers.
Still have questions?
We're here to help! Get in touch and we'll be happy to answer any queries you may have.
Related Services
We offer comprehensive building services beyond electrical work
Boiler Installation & Repair
Gas Safe registered engineers for boiler installations, servicing, and emergency repairs. Worcester Bosch accredited.
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Complete kitchen installations including electrical work, plumbing, tiling, and cabinetry for your perfect kitchen.
Learn MoreBased on 1,750+ reviews
See What Our Customers Say
Read ReviewsReady to Get Started?
Contact us today for a free, no-obligation quote for your electrical work