Electrical contractors in London

2662 electrical contractors across London.

• A Artic Building Services Ltd London · M&E contracting · 50-249 employees

  Comprehensive Facilities Management (FM) services across London, including Mechanical and Electrical solutions. Hard FM Plant expertise.

• A Artisan Garden Rooms Ltd Chertsey · Design & build

  Fully insulated garden rooms for use as Garden Office, Garden Gym or Garden Studio. Based in Surrey but covering London and the Home Counties.

• A Arvag Ltd Swanley · Fire protection · 10-49 employees

  Arvag delivers integrated fire safety, compliance and refurbishment programmes for housing associations, local authorities and property owners across

• A Arvin Construction Ltd Romford · Refurbishment · 1-9 employees

  ARVIN Construction Ltd delivers exceptional residential and commercial construction services across Essex and London. We pride ourselves on meticulous

• A AS Certified Accountants London · Electrical

  AS Certified Accountants: Chartered accountants in London offering tax, accounting, and consulting services for businesses and individuals. Ready to h

• A Asaf Build Ltd London · Main contractor

  ASAF BUILD LTD offers high-quality building, electrical, and maintenance services for residential and commercial properties. With over 10 years of exp

• A Asap Electrics Ltd London · Electrical

  ASAP Electrics Ltd is a new company based in London, WC2H 9JQ, incorporated on 19th June 2025. Specializing in electrical services.

• A Asat Industrial Solutions Ltd London · Security systems · 1-9 employees

  Professional CCTV & security systems across the UK. Hikvision CCTV installation, alarms, data/network cabling, electrical installations and fire alarm

• A Ashley John Mitchell Ltd Watford · Main contractor

  Ashley John Mitchell is a multi-disciplined construction management company providing building solutions for private and commercial clients. Services

• A Ashtead Builds Ltd Ashtead · Extensions · 1-9 employees

  Family-run business specialising in extensions, refurbishments, and conversions in Ashtead and surrounding areas. We manage projects from idea to comp

• A Aspect Chessington · Plumbing

  Aspect is London & the Southeast's largest team of multi-trade property maintenance experts, available 24/7. We offer expert advice, repairs, and plan

• A Assured Building Services Ltd Feltham · Main contractor · 1-9 employees

  Assured Building Services Ltd are 5* rated builders in Feltham offering construction services for domestic and commercial clients. Call now for a free

• A Asta Construction Ltd Beckenham · Demolition

  ASTA Construction Ltd delivers high-quality residential and commercial builds across London. Expert new build contractors and trusted project managers

• A Astronic Ltd Surrey · Electrical

  Astronic Limited is a professional electrician providing high-quality domestic, commercial, and industrial electrical services in London and Surrey. O

• A Astute Developments Ltd London · Electrical

  Astute Developments offers a complete construction service from quote to completion, specialising in modern building & redevelopment techniques. We pr

• A ATD General Construction Ltd London · Refurbishment

  Expert builders and handymen serving London, Tottenham and Wembley. From repairs to full renovations, ATD General Construction delivers quality result

• A ATK ELECTRICAL SERVICES LTD Hornchurch · Electrical

  ATK Electrical Services LTD offers comprehensive electrical design, installation, and maintenance services for industrial, commercial, and pharmaceuti

• A Atkins Electrics Ltd London · Electrical

  NAPIT registered electrician covering North London - rewires, EICRs, testing and inspection, remedial work, fault finding, circuit alterations - domes

• A ATLANT CONSTRUCTION Romford · Main contractor

  Atlant Construction is a Kent-based construction company specialising in the luxury residential sector across the South East of England. They undertak

• A Atlas London · Roofing

  Atlas Home Improvements Ltd is a professional, reliable roofing company based in East London with unrivalled expertise for residential, business and c

• A Atoko Ltd Woodford Green · Electrical

  Atoko Ltd (Electronics) supplies home automation and electrical products, including fan timers, remote switches, and WiFi sniffers. They offer datashe

• A Atoz Builder Ltd Hayes · Main contractor

  AtoZ Builder provides reliable, high-quality construction and home improvement services including building, plastering, roofing, electrical, plumbing,

• A Audio Schemes Ltd London · Design & build

  Audio Schemes is the UK's premier home recording studio builder, offering over two decades of expertise in high-end soundproofing and acoustic design

• A Austin Electrical Ltd Weybridge · Electrical

  Austin Electrical Ltd is a NICEIC approved contractor providing reliable electrical services in Maidstone and the South East of England since 1984. Sp

• A Automatry Ltd London · M&E contracting · 1-9 employees

  Automatry builds and deploys AI agents for real buildings, Automatry Edge, Automatry Core, Hearth and FSM, backed by hands-on BMS integration and R&D.

• A AV Builders London Ltd Dagenham · Refurbishment · 1-9 employees

  AV Builders London Ltd is a family-owned contracting firm with 15+ years of experience in construction. Specialising in high-end residential and comme

• A AV SYSTEMS SERVICES Beckenham · Electrical

  AV Systems Services offers professional electrical, fire protection, security, solar PV, and EV charging solutions for domestic and commercial clients

• A Av-Dna Ltd London · Electrical

  AV-DNA Ltd provides expert audio visual installation, programming, and commissioning services for educational, commercial, and retail projects nationw

• A Avbase Building Services Ltd Leatherhead · Refurbishment

  Award-winning, family-run builders in Surrey, Sussex & London. Specialising in home renovations, extensions, loft conversions, kitchens & bathrooms. O

• A Avente Ltd Hertfordshire · Security systems

  Avente designs, supplies, installs and maintains total networking solutions, voice and data, LANs and WANs, with leading edge design, consultancy and

• A Avenue Building Contractors Ltd Watford · Refurbishment · 1-9 employees

  Avenue Building Contractors offers a personalised, step-by-step approach to home renovation and building projects, from design to completion. They foc

• A Avidety Ltd London · Utilities · 1-9 employees

  Avidety maintains electricity infrastructure for UK Distribution Network Operators, specialising in overhead and underground network refurbishment and

• A Avm Construction Ltd Palmers Green · Main contractor · 1-9 employees

  AVM Construction offers quality building services by qualified professionals. Specialising in renovations, extensions, and a wide range of constructio

• A Avo Electrical Ltd Gravesend · Electrical

  AVO Electrical is your trusted partner for commercial and domestic electrical needs in London, Kent and surrounding areas. Offering installations, mai

• A Avoque Ltd London · Security systems

  Reliable aerial photography, commercial drone services, and professional equipment rental in London. Creative, experienced, and communicative solution

• A Avs Electrical Ltd Mitcham · Electrical

  AVS Electrical provides comprehensive electrical services for homes and businesses in London. Specializing in installations, repairs, maintenance, and

• A Avs Projects Ltd Harrow · Security systems

  AVS Projects offers bespoke audio-visual and security system design and installation for commercial and residential clients. With over 10 years of exp

• A Awaan Group Of Companies Ltd London · Main contractor · 1-9 employees

  Awaan Group is a UK-based property services partner offering construction, property lettings & management, and professional cleaning. With over 15 yea

• A Ax Capital Ltd London · Property developer · 1-9 employees

  AX Capital is a flexible, innovative and results-oriented developer based in central London, Kensington and Chelsea. We offer complete property renova

• A Ax Electrical Services Ltd Borehamwood · Electrical

  AX Electrical Services Ltd provides reliable, time and cost-efficient electrical services for domestic, commercial and industrial projects across Lond

• A AXE Construction South Croydon · Design & build · 1-9 employees

  AXE Construction, specialist loft conversion and house extension company serving South London. Design and build from concept to completion. Free consu

• A Axis Europe London · Refurbishment

  Axis is one of the UK's leading property services providers, serving the UK's critical social infrastructure & creating warmer, safer homes.

• A Axwell Engineering Ltd London · Electrical

  Axwell Engineering LTD offers electrical installation, controls engineering, maintenance, and renewables services for commercial and industrial client

• A Ayan Electricians Ltd Watford · Electrical

  Ayan Electricians Limited offers certified electrical services in Watford and surrounding areas. We are accredited as Part P Compliance and adhere to

• A AZ Electrical London · Electrical

  Expert residential and commercial electrical services in London. Full-service electrician, from installation to design and consultancy. Call 07508 885

• A Azguard Electrical Services Ltd Gravesend · Electrical

  Azguard is a Lightning Protection & Earthing contractor, providing nationwide assistance for your Lightning Protection needs. Offering installation, t

• A Azone Projects Ltd London · Design & build

  Azone Projects specialise in design, refurbishment and fit-out of all medium to large commercial and industrial spaces.

• B B & B Construction LTD Enfield · Loft conversions · 1-9 employees

  Renovation Company in Enfield. We do Loft Conversion, House Extensions, Refurbishments and Renovations, Kitchen & Bathroom Fittings, Design

• B B & B Singh Construction Ltd Uxbridge · Main contractor · 1-9 employees

  B&B Singh Construction Ltd offers quality home construction, renovations, plumbing, bathroom/kitchen remodeling, roofing, patios, and more. Reliable s

• B B Lushi Construction Ltd Ilford · Loft conversions · 1-9 employees

  B Lushi Construction provides expert building services across London, specializing in loft conversions, extensions, new builds, plastering, plumbing,