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Business Details
50+ Years
experience
Expert Electrical Services in Hemel Hempstead
Established in 1965, Greenhills Electric has built a reputation as a trusted electrical contractor serving Hertfordshire and the surrounding areas. Our team of NICEIC-approved professionals specialises in delivering comprehensive electrical solutions for both commercial and domestic clients. With over six decades of combined experience, we offer end-to-end services from initial design to installation, covering everything from basic socket additions to full-scale new builds and refurbishments. As a company registered with the ECA, Trustmark, JIB, and Part P, we prioritise safety, compliance, and quality in every project.

Our commitment to excellence is demonstrated through our work with prestigious clients including Ashridge EF Corporate Education, The British Film Institute, and numerous schools and building contractors. We maintain a strong focus on customer satisfaction, providing free no-obligation quotes and ensuring our electricians work with professionalism and tidiness in domestic environments. Based in Hemel Hempstead, we serve the Home Counties and London, combining local expertise with industry-recognised accreditations to deliver reliable electrical services tailored to client needs.
Services
Commercial Electrical Installation Fire Alarm Installation Emergency Lighting Installation Domestic Electrical Services Electrical Safety Checks
Details
  • Year established: 1965
Highlights and features
  • We have 60 years of combined experience in electrical contracting
  • Our NICEIC and Part P registrations ensure regulatory compliance
  • We provide free no-obligation quotes for all projects
  • Our electricians maintain tidiness in domestic environments
  • We serve commercial clients across the Home Counties and London
Associations and certifications
  • NICEIC Approved Contractor
  • NICEIC Domestic Installer
  • ECA registered contractor
  • Trustmark registered Firm
  • JIB registered
  • Part P registered
Services
Commercial Electrical Installation
We design and install complete electrical systems for commercial properties, including power distribution, lighting, and emergency systems. Our NICEIC-approved team ensures full compliance with current regulations while delivering tailored solutions for offices, schools, and industrial buildings. With 60 years of experience, we handle projects from initial design to final certification.
Fire Alarm Installation
Our certified engineers install and maintain fire detection systems meeting British Standards. We provide comprehensive solutions including control panels, smoke detectors, and emergency lighting integration. All installations come with detailed documentation and certification to satisfy insurance and regulatory requirements for commercial and residential properties.
Emergency Lighting Installation
We supply and install emergency lighting systems ensuring safe evacuation during power failures. Our solutions include maintained, non-maintained, and combined luminaires with regular testing and maintenance packages. Systems comply with BS 5266 standards and are suitable for commercial premises, schools, and public buildings.
Domestic Electrical Services
We offer complete domestic electrical solutions from socket installations to full rewires. Our Part P registered electricians provide safety certificates and guarantees for all work. Services include consumer unit upgrades, kitchen rewires, and outdoor lighting while maintaining tidiness throughout the installation process in residential properties.
Electrical Safety Checks
We conduct thorough electrical installation condition reports (EICRs) to identify potential hazards. Our testing includes insulation resistance, earth continuity, and circuit integrity assessments. Required for landlords from June 2020, our reports meet current regulations and include detailed recommendations for remedial work where necessary.
Questions
What electrical services do you offer for commercial clients?
We provide full electrical installations, fire alarm systems, emergency lighting, and maintenance services for commercial properties including offices, schools, and industrial buildings.
Are your electricians qualified and accredited?
Yes, we are NICEIC Approved Contractors, Part P registered, and hold multiple industry accreditations ensuring all work meets current safety and regulatory standards.
Do you work outside Hertfordshire?
We operate throughout the Home Counties and London, serving both commercial and domestic clients with the same high standards regardless of location.
Can you help with landlord electrical safety requirements?
Yes, we conduct electrical installation condition reports (EICRs) required by law for rental properties since June 2020, providing certification and necessary remedial work.
What guarantees do you offer for your work?
All our electrical work comes with appropriate guarantees, including NICEIC certification where applicable, and we ensure full compliance with current British Standards and regulations.