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Trusted NICEIC Approved Electricians in London
Greenstone Electrical is a family-run NICEIC-approved electrical contractor serving North and East London. Established by experienced electricians with extensive industry expertise, we specialise in residential and commercial electrical services including full re-wiring, emergency repairs, and lighting installations. Our team has worked on prestigious projects such as the London Olympic site and maintains strong relationships with local councils, schools, and housing associations.

We prioritise customer satisfaction through competitive pricing, transparent communication, and meticulous attention to detail. All our electricians are City and Guilds qualified, Part 'P' registered, and hold public liability insurance. Our commitment to quality has earned us a reputation as a trusted local electrician recommended by returning clients across London and surrounding areas.
Services
Domestic Re-wiring Emergency Repairs EICR Certificates Lighting Installation Commercial Electrical Work
Highlights and features
  • We are NICEIC-approved domestic installers and commercial contractors
  • 24/7 emergency call-out service available across London
  • City and Guilds qualified electricians with Olympic site experience
  • Competitive fixed pricing with no hidden fees
  • 98% customer retention rate from satisfied returning clients
Associations and certifications
  • NICEIC
What people say
Competitive pricing Efficient work Professional approach Highly recommended Reliable service
Services
Domestic Re-wiring
We specialise in full property re-wiring for older or renovated homes. Our experts replace outdated wiring with minimal disruption while installing additional sockets and lights. All work complies with current regulations and includes certification through NICEIC-approved processes. This essential service ensures safety and reliability for London homeowners.
Emergency Repairs
Our 24/7 emergency call-out service addresses urgent electrical issues across London. Qualified electricians respond promptly to faults affecting safety or functionality. We prioritise rapid resolution while maintaining compliance with all safety standards. This service includes post-repair testing and certification where required.
EICR Certificates
We provide Electrical Installation Condition Reports (EICR) for residential and commercial properties. This service meets legal requirements for landlords and ensures electrical systems meet current safety standards. Our NICEIC-approved certification process includes detailed testing and clear documentation for property owners and tenants.
Lighting Installation
We install modern lighting systems including energy-efficient LEDs and security lighting. Our solutions enhance property aesthetics while reducing energy costs. We handle both interior and exterior installations, from basic replacements to complete system upgrades with smart controls and automated features.
Commercial Electrical Work
We deliver electrical solutions for commercial properties including offices, shops, and restaurants. Services range from routine maintenance to full re-wiring projects. Our experience includes working with major London institutions and construction teams. All work follows commercial safety standards and project timelines.
People
Dan
Co-Founder & Electrician
Qualified electrician with 20+ years' experience, including two years on the London Olympic site. Specialises in both domestic and commercial electrical work. Holds City and Guilds qualifications and NICEIC approval. Father of two, with a passion for West Ham football and outdoor sports.
Nic
Co-Founder & Electrician
Experienced electrician with extensive background in large-scale projects and council repairs. Served as lead electrician on Camden Council's 'Right First Time' initiative. Holds NICEIC and Part 'P' certifications. Specialises in commercial electrical systems and emergency response work across London.
Questions
What electrical services do you offer?
We provide full property re-wiring, emergency repairs, EICR certificates, lighting installations, and commercial electrical services across London and surrounding areas.
Do you offer emergency call-outs?
Yes, we provide 24/7 emergency electrical services across London with prompt response times for urgent faults and safety issues.
Are you NICEIC certified?
Yes, we are NICEIC-approved contractors and domestic installers, with all electricians holding City and Guilds qualifications and Part 'P' registration.
Which areas do you cover?
We serve North London, East London, Central London, parts of West London, Essex, and Hertfordshire, including Islington, Camden, and Hampstead.
What payment methods do you accept?
We accept major credit/debit cards and bank transfers. Payment terms are agreed in advance with no hidden fees for any service.
Why choose Greenstone Electrical?
We combine Olympic project experience with local knowledge, offering reliable service, competitive pricing, and 98% customer retention from satisfied London clients.