Your local NICEIC-registered electrician in Harpenden for safe, reliable domestic and commercial electrical work, from repairs and lighting to rewires, consumer unit upgrades, EICR inspections, EV charger installs and compliant electrical testing.
We’re KG Electrical Contractors, your trusted electricians in Harpenden. We provide domestic and commercial electrical services, including rewiring, consumer unit upgrades, lighting installations, EV charger installations, electrical testing and fault finding. Every job is completed safely and in accordance with current UK wiring regulations.
As NICEIC-registered electrical contractors, we carry out EICRs, inspections, testing and electrical installations for homeowners, landlords and businesses across Harpenden, including Southdown, Batford, West Common, Marshalls Heath and Kinsbourne Green. Electrical safety, quality workmanship and attention to detail are at the heart of everything we do.
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We provide full electrical services for homes and businesses, upgrading kitchens, bathrooms, living spaces, and gardens, as well as offices, shops, and retail units, all completed safely and on time.
We carry out electrical improvements, from sockets to lighting upgrades. Every project we complete is safe, compliant, and designed to make your home more functional and comfortable.
We replace ageing wiring and professionally rewire homes to improve safety and efficiency. We carefully plan and carry out every rewiring project to minimise disruption.
We take care of smaller electrical jobs, such as installing extractor fans, adding sockets, or fitting feature lighting. Every task we complete meets our high safety and quality standards.
We upgrade or replace old fuse boards and consumer units with modern systems. We protect your home, improve reliability, and ensure everything meets UK regulations.
We design and install lighting to enhance your home’s ambience and practicality. From general room lighting to bespoke features, we focus on style, efficiency, and performance.
We install outdoor lighting to improve safety, security, and appearance for gardens, patios, and driveways. We use durable, weatherproof solutions designed to last with minimal upkeep.
We provide indoor lighting for kitchens, living areas, hallways, and bedrooms. Our installations improve visibility, energy efficiency, and the overall comfort of your home.
We install and maintain electric heating and ventilation systems that keep your home comfortable all year. We prioritise efficiency, reliability, and full compliance with UK standards.
We specialise in fitting electric heating systems, including storage and panel heaters. We ensure every system is safe, energy-efficient, and delivers long-term comfort.
We provide ventilation solutions to improve airflow and indoor air quality. Our systems help maintain a healthier home while being low-maintenance and compliant with regulations.
We repair and install storage heaters to keep your home reliably warm. Every installation meets UK safety standards and is performed efficiently.
We support commercial developments with complete electrical installations that are efficient, compliant, and future-ready. Our work focuses on practical layouts and dependable power systems.
We fit lighting that showcases products and enhances the shopping environment. Our focus is on effective, energy-efficient installations that create welcoming and visually appealing retail spaces.
We provide hotel lighting installations that improve guest comfort and operational efficiency. From rooms to communal areas, our work is safe, reliable, and fully compliant with UK standards.
We install robust lighting for workshops and warehouses, eliminating dark spots and reducing glare. Every setup prioritises safety, productivity, and long-term energy efficiency.
We manage full electrical installations for new builds or renovations, covering wiring, sockets, and lighting. All work is safe, compliant, and designed for modern use.
We support commercial developments with complete electrical installations that are efficient, compliant, and future-ready. Our work focuses on practical layouts and dependable power systems.
We carry out thorough electrical testing to identify risks and confirm compliance. Our inspections protect staff, customers, and property, providing clear, actionable reports.
We maintain and test electrical systems for blocks and estates, including communal lighting and fire alarms. Managers can rely on us to keep systems safe, functional, and compliant.
We help leaseholders with electrical testing, repairs, and upgrades. Our team identifies faults efficiently and ensures commercial spaces remain safe and fully operational.
We assist site managers with electrical installations, maintenance, and safety checks across projects. From temporary power setups to complete systems, we keep worksites safe and on schedule.




















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We listen to your needs, give practical advice, and talk through the options for your space or project.
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We arrange a convenient time to visit your property, assess the work in detail, and discuss the best approach.
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We provide a clear plan and estimate after seeing the work, so you know exactly what to expect.
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Our team carries out the job with care, quality, and minimal fuss, and we’re here for support after it’s done.
Get fast, reliable electrical services in Harpenden. We handle domestic and commercial work, including repairs, rewires, lighting, and safety inspections. Call us today or book a free estimate!
Helfpul Information
We offer a full range of electrical services including repairs, lighting upgrades, rewires, consumer unit and fuse board replacements, and safety inspections for homes and commercial properties alike.
Yes, our team is NICEIC-registered and fully qualified to carry out EICR (Electrical Installation Condition Report) inspections and other testing to ensure compliance with UK safety standards.
Yes, we replace older or faulty consumer units with modern, safer systems that improve reliability and meet current regulations before installation.
Yes, we supply and install EV chargers tailored to your property’s requirements, giving you a safe and convenient way to charge your electric vehicle at home or work.
Yes. We design and install both domestic and commercial lighting — from stylish LED home lighting to energy-efficient office and retail systems that improve visibility, safety, and energy use.
For businesses, we handle lighting upgrades, remedial works, electrical testing, data and cable installations, power supplies, CCTV and more, all with a focus on compliance and efficiency.
Yes, we provide efficient fault finding and remedial electrical works to quickly resolve urgent issues and restore safety and power continuity at your property.
Just call us or use our online contact form to tell us what you need. We’ll arrange a visit, assess the work, and provide a clear, no-obligation quote with honest pricing before any work begins.
Rewires, fuse boards, sockets, lighting & EV chargers.
Fit-outs, testing, maintenance & larger projects.
Bespoke outdoor lighting that transforms your space.