Main contractors in London

1935 main contractors across London.

• 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 ASIS Building London · Main contractor · 1-9 employees

  ASIS Building Solutions is a construction company committed to providing excellent service. We handle complaints efficiently and have access to Which?

• A Aspire Defence Limited Leatherhead · Main contractor

  Aspire Defence Capital Works (ADCW) and Aspire Defence Services (ADS) deliver new and improved accommodation for soldiers on behalf of the Defence Inf

• 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 Astega Ltd London · Main contractor · 1-9 employees

  ASTEGA offers comprehensive construction services including development, project management, building, drylining, partitioning, plastering, painting,

• A Astenway Building Contractors Ltd Uxbridge · Main contractor

  Astenway Building Contractors Ltd is a main contractor company based in Uxbridge, registered at Companies House in 2005.

• A Astral Consultancy Ltd Barking · Main contractor · 1-9 employees

  Astral Consultancy Ltd offers premier construction consulting services in the UK, specializing in commercial and domestic buildings with innovative so

• A Asv Construction Ltd London · Main contractor · 1-9 employees

  ASV Construction Ltd is a dynamic building contractor offering a comprehensive range of services for residential and commercial projects. We pride our

• A At Line Construction Ltd Sutton · Refurbishment · 1-9 employees

  AT Line Construction Ltd offers quality craftsmanship for renovations, new builds, and extensions in Surrey and London. With over 15 years of experien

• A AT LONDON CONSTRUCTION LTD London · Main contractor · 1-9 employees

  AT LONDON CONSTRUCTION LTD offers high-quality construction, renovation, and refurbishment services across residential, commercial, and industrial sec

• 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 Atec Construction Ltd London · Main contractor · 1-9 employees

  Leading construction company offering building solutions throughout London and surrounding counties since 2004. Known for quality, professionalism, an

• A Atelier Cavalier London · Main contractor · 1-9 employees

  Atelier Cavalier, luxury men's knee-high and mid-calf socks in 100% cotton lisle, hand-knitted in Italy from Egyptian cotton. London-designed heritage

• A Atelier Mona London · Main contractor · 1-9 employees

  Atelier Mona is a digital product design studio blending user empathy, strategic thinking, and AI to craft intuitive, transformative digital experienc

• A Atico Solutions London · Main contractor

  Atico Solutions is a high-end construction management and procurement company, established in 2010. We manage subcontract packages for main contractor

• A Atid Contractors Ltd London · Main contractor · 1-9 employees

  ATID CONTRACTORS LTD offers comprehensive construction services, from new builds and conversions to refurbishments and design & build projects. We han

• 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 South Technical Service Ltd London · Main contractor

  Atlas South Technical Service Ltd is a main contractor company based in London, registered at Companies House in 2024.

• 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 ATS Premier Uxbridge · Main contractor

  ATS Premier is an established main contracting and subcontracting specialist, synonymous with delivering high-quality projects and impeccable finishes

• A Audacious Services Ltd London · Landscaping

  Audacious Services offers flexible labour provision and comprehensive construction, renovation, and design services nationwide. Specializing in tailor

• A Austin & Jenkins Ltd Sutton · Refurbishment · 1-9 employees

  Austin and Jenkins Ltd: Building renovations and new builds in Sutton. Over 30 years of experience delivering high-end craftsmanship and trusted proje

• A AV EXTENSION LTD London · Main contractor · 1-9 employees

  Invisible keratin bond hair extensions in London. 0.2 to 0.5 g capsules, Premium Slavic Remy and baby hair, fitted by one specialist since 2016. 5.0 o

• A Ava Roj Ltd London · Extensions

  Complete building service from extensions to new builds. Experienced professionals providing high-quality workmanship and customer satisfaction.

• A Avangard Construction Ltd London · Main contractor · 1-9 employees

  Avangard Construction is a building contractor focused on quality and client satisfaction. They offer services including new builds, loft conversions,

• A Avf Developments (Orpington) Ltd London · Property developer · 1-9 employees

  AVF Developments was established in 2006 with the aim of creating beautiful, sustainable properties across London and the South-East.

• 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 Avondale Construction Ltd London · Main contractor · 10-49 employees

  Avondale Construction offers sustainable site services, welfare, and traffic management, CDM compliance, and support solutions for UK construction pro

• A AVS Build Works Waltham Cross · Main contractor

  AVS Build Works is a full-service construction company offering comprehensive solutions across residential and commercial building. Expertise spans ne

• 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 Axebuild Ltd London · Main contractor · 1-9 employees

  Professional building contractor covering London and the South East areas, with an eye for quality and detail.

• A Axgate Construction Ltd London · Main contractor · 1-9 employees

  AXGATE CONSTRUCTION is a London-based construction and engineering company specialising in residential, commercial and public-sector projects. We deli

• A AXIS CONSTRUCTION LONDON LTD London · Main contractor

  Dual-qualified winding up petition solicitors & barristers in Temple, London (High Court). For the best legal advice call our UK lawyers ☎ 02071830529

• A Ayla Construction LTD Uxbridge · Main contractor · 1-9 employees

  Professional construction services in the UK. Commercial buildings, residential projects, fit-outs, refurbishments, loft conversions, and extensions.

• 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 Construction Ltd London · Main contractor · 1-9 employees

  B Construction Ltd is a main contractor company based in London, registered at Companies House in 2023.

• B B.L. Harbert International UK Ltd London · Design & build · 1-9 employees

  BL Harbert International is a diversified construction firm operating nationally and internationally, specializing in design-build, construction manag

• B B.M. Building Service Contractors Ltd Carshalton · Main contractor

  B.M. Building Service Contractors Ltd is a main contractor company based in Carshalton, registered at Companies House in 2026.

• B B&O Construction Ltd London · Extensions

  B&O Construction is a professional domestic building company in Watford, specialising in high-quality extensions, loft conversions, and renovations. T

• B B2 Construction Project Management Ltd London · Main contractor · 1-9 employees

  B2 Construction Project Management Ltd offers proactive, full-range construction project management consultancy services, specializing in cost, planni

• B B2k Services Ltd Uxbridge · Main contractor · 1-9 employees

  B2K Services offers high-quality construction services, providing materials, labour, equipment, and engineering vehicles for projects. They employ tra

• B Baatth Construction Ltd Hounslow · Main contractor · 1-9 employees

  Baatth Construction Ltd offers professional building services in Hounslow, specializing in extensions, new builds, kitchens, and bathrooms. With over

• B Bajwa Business Ltd Southall · Main contractor

  Bajwa Business Ltd is a main contractor company based in Southall, registered at Companies House in 2025.

• B Baker Bound Ltd London · Main contractor

  Baker Bound provides expert resin driveways and groundworks across East Anglia. Local, reliable and affordable service from start to finish.

• B Baks Ltd Barking · Main contractor · 1-9 employees

  Baks Construction Ltd offers comprehensive building services for home, office, and business projects in Essex, specializing in new builds, office fit-

• B Ballymore Properties Ltd London · Property developer

  Ballymore is one of the UK and Ireland's most innovative property developers, creating award-winning homes, commercial spaces and urban regeneration p

• B Balmiro Group Ltd London · Main contractor

  Balmiro Group Ltd is a main contractor company based in London, registered at Companies House in 2025.

• B Bandera London Ltd Croydon · Main contractor · 1-9 employees

  Trusted London builders for house extensions, loft conversions, new builds, roofing & full renovations across Greater London and Surrey. Get a free qu

• B Banstead Construction Ltd Wallington · Extensions · 1-9 employees

  Banstead Construction Ltd is a well-established building company, recognised for delivering high-quality work across London, Surrey, and the surroundi