Reliable Electrical Services in London – Diligent Electrical Contractors

At Diligent Electrical Contractors, we provide professional and affordable electrical services for homes and businesses across London. Our experienced, fully qualified electricians are committed to delivering safe, compliant, and energy-efficient solutions tailored to your needs. We specialise in fuse board upgrades, full and partial rewiring, lighting installation, electrical fault finding, EV charger installation, socket and switch replacements, and more. Whether it’s a minor repair or a major electrical project, we ensure top-quality workmanship with minimal disruption. Serving all areas of London — contact Diligent Electrical Contractors today for a free, no-obligation quote.

* 24 hrs emergency call out

24 Hour Emergency Electricians

Need urgent help? Our electricians in London are available 24 hours a day, 7 days a week. Whether you're facing a power outage, burning smell, or exposed wiring, we respond fast to protect your safety and property.

Full Electrical Rewiring

We carry out full or partial rewires for homes, rental properties, and commercial buildings. Whether modernising outdated wiring or planning for new layouts, our work ensures your installation is safe and compliant.

Electrical Inspection & Testing

We offer full inspection services and Electrical Installation Condition Reports (EICRs) for landlords, businesses, and property managers. Our tests help you stay compliant with legal and insurance requirements.

Lighting Installations

From LED upgrades and garden lighting to full indoor installations, we handle everything from design to fitting, ensuring a clean, functional finish.

Appliance Installation & Connection

We safely install ovens, hobs, extractors, and other household appliances, ensuring they are connected correctly to your electrical system.

Electrical Condition Reports

Our EICRs help landlords and homeowners confirm the safety of existing installations, identify risks, and support legal compliance.

Fault Finding & Repairs

We detect faults in circuits, sockets, and lighting systems using professional diagnostic tools and repair them quickly.

EV Charging Installation

We install electric vehicle chargers for homes and businesses. Our team is trained in the latest models, with full support for grants and installation best practices.