Main contractors in London

1935 main contractors across London.

• B Black Holding London · Main contractor

  Black Group is a premier holding company and diversified investment group operating across Iraq and Kurdistan. Multi-sector company specializing in co

• B Black Kite London · Property developer

  Black Kite Ltd is a technology business consultancy helping organisations grow by bridging the gap between R&D and business development. Founded in 20

• B Black Pine Construction Ltd London · Main contractor

  Black Pine Construction Ltd is a main contractor company based in London, registered at Companies House in 2025.

• B Blackstone Construction Grp Ltd London · Main contractor

  Blackstone Construction offers high-quality building, refurbishment, and electrical services across London & the South East. Trusted craftsmanship, bu

• B Blake Builders Ltd Woodford Green · Refurbishment

  Blake Builders Ltd are a well established, experienced, reliable & forward thinking company, with a proven track record of completing many successful

• B Blimey Solutions Ltd London · Main contractor · 1-9 employees

  Expert CIS accountants and construction recruitment specialists. We help contractors and subcontractors comply with complex CIS tax rules and manage r

• B Bloom Construction Group Ltd Fitzrovia · Main contractor · 10-49 employees

  Bloom Construction Group is a principal contractor delivering turnkey solutions for minor works and fit-outs to complex refurbishments and retrofit pr

• B Bloomsbury Construction Group London · Main contractor

  Bloomsbury Construction Group delivers luxury residential, hospitality and retail projects in prime central London, working with the finest architects

• B Blotfort Group Ltd London · Main contractor

  Blotfort bridges borders and empowers businesses with tailored solutions across procurement, construction, oil & gas, and healthcare. We leverage our

• B Blucreek Real Estate Ltd London · Property developer

  Blucreek Real Estate Ltd is a property developer company based in London, registered at Companies House in 2025.

• B Blue Cube Contracting Ltd Hoddesdon · Roofing · 10-49 employees

  Blue Cube Contracting Limited is a specialist roofing and construction contractor established in 2002. They serve the new build and refurbishment mark

• B Bluemaster Construction Ltd Isleworth · Main contractor

  Bluemaster Construction Ltd is a London-based construction company specializing in high-quality residential and commercial projects, renovations, and

• B Bluestone Fm Ltd Ilford · Main contractor · 1-9 employees

  Professional cleaning, security, and building work services for corporate offices, retail, schools, warehouses, residential, and industrial facilities

• B Boarway Builders Ltd London · Main contractor · 1-9 employees

  Boarway Builders is a London-based construction business specializing in domestic builds, offering high-quality services for renovations and new home

• B Boklok Housing Ltd Leavesden · Main contractor

  Boklok Housing Ltd is a main contractor company based in Leavesden, registered at Companies House in 2019.

• B Bolshoi Developments Ltd London · Main contractor

  Bolshoi Developments Ltd is a company registered in England. The website is currently a placeholder.

• B Bota Group Ltd London · Main contractor · 1-9 employees

  Bota Group Ltd, a London-based construction company founded in 2017, has rapidly built a reputation for quality and customer satisfaction, specializin

• B Bourne Management & Building Ltd London · Main contractor · 1-9 employees

  Bourne Management & Building is a main contractor based in Islington, London N1, delivering house renovations, loft conversions, extensions and commer

• B Bovis Consulting (Europe) Ltd London · Main contractor

  We build enduring partnerships, bringing together the right expertise, the right capabilities and the right resources to deliver complex projects.

• B Bowman Sculpture London · Property developer · 1-9 employees

  Bowman Sculpture is a leading international art foundry and sculpture specialist based in London.

• B Bowman’S Construction Ltd Harrow · Main contractor

  Bowman's Construction offers expert new builds, extensions, refurbishments & more in Buckinghamshire, South London and West London.

• B Bpcb Construction Ltd Welling · Main contractor · 1-9 employees

  BPCB Construction Ltd is a firm of general builders based in Welling, working across London and South-East England. With over 20 years of experience,

• B BR Rope Partners London · Cladding

  BR Rope Partners offers professional Rope Access Services in London. Our IRATA-certified team specializes in high-level cleaning, inspections, and mai

• B Brainsells UK Ltd Edgware · Main contractor · 1-9 employees

  BRAINSELLS UK LIMITED provides interview-based content creation, including case studies, articles, reports, and videos for businesses, engineering, an

• B Braka Construction Group Ltd London · Main contractor · 1-9 employees

  Leaders in quality construction. Braka Construction Group provides professional solutions to deliver safe & efficient projects with integrity and trus

• B Brati Construction Ltd London · Main contractor

  Brati Construction is a London-based general contracting company committed to delivering high-quality construction and renovation solutions with trans

• B Brava Developments Ltd Epsom · Main contractor

  Brava Developments Ltd is a construction and renovation company based in Surrey with over 20 years experience. Specialising in residential and commerc

• B Bravo London · Main contractor · 1-9 employees

  Bravo Construction Management specialises in meticulously managing high-end residential projects, offering unparalleled personalised project managemen

• B Brecons Group Ltd London · Property developer

  Brecons Group Ltd is a property developer company based in London, registered at Companies House in 2024.

• B Brenwards Ltd Gravesend · Main contractor

  Delivering customer-focused, high-quality, value-for-money Building and Electrical services to the Social Housing and Commercial Sectors.

• B Brickcraft Contractors Ltd London · Main contractor · 1-9 employees

  Brickcraft Contractors is a leading construction company with a team of skilled construction builders. Contact us for your next project!

• B Brickmasters Ltd Sutton · Main contractor

  Brickmasters offers complete building services across Surrey, South London, Sussex and Middlesex, specialising in extensions, loft conversions, drivew

• B Brics Operations Ltd London · Property developer

  Brics Operations Ltd is a property developer company based in London, registered at Companies House in 2025.

• B Bright Properties UK Orpington · Property developer

  Bright Properties UK is a property development company focused on joint ventures, offering a hands-off investment experience for partners worldwide.

• B Brika Contractors Ltd London · Main contractor

  Brika Contractors are specialists Building and Civil Engineering Contractors based in London. Our work is available all over the UK.

• B Brikas Contractors Ltd London · Main contractor

  Brikas Contractors is a well-established building and construction firm based in east London. We carry out both residential and commercial building pr

• B Brit Builders Ltd London · Main contractor

  Certified London builders. Extensions, loft conversions, new builds, renovations, kitchens, bathrooms, electrical, gas & roofing. Free quotes in 24 ho

• B Britannia Building Construction And Services Ltd Greenford · Main contractor · 10-49 employees

  Britannia Building Construction and Services LTD offers a range of building and construction services. Contact us for more information.

• B Britcore Construction Ltd Kingston Upon Thames · Main contractor

  Britcore Construction LTD provides construction, renovations, kitchens, bathrooms, plumbing and electrical services across London.

• B BritishTrade Ham · Main contractor · 1-9 employees

  Discover UK exporters and international trade opportunities. Connect with thousands of British companies ready to trade globally.

• B Broadway Building Ltd London · Main contractor

  Broadway Building is a leading construction company specializing in commercial and residential projects across the UK, known for quality, innovation,

• B Broadwick Soho London · Main contractor · 50-249 employees

  Broadwick Soho is a vibrant, independent luxury hotel created by a group of friends in the heart of London.

• B Brois Ltd London · Main contractor

  Professional local builders in London offering friendly, expert service. We provide a wide range of building services including kitchens, bathrooms, r

• B Bromley North Construction Ltd Orpington · Main contractor · 1-9 employees

  Bromley North Construction is a building company with over 20 years of experience, offering a wide range of services including loft conversions, house

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

  Brookcraft Construction is a London-based company specialising in high-quality property renovations and building services. Since 2005, they have compl

• B Brookpass Ltd Tadworth · Property developer · 50-249 employees

  BROOKPASS LIMITED is a UK-based company. The website is currently displaying a 'Robot Challenge Screen' and may require CAPTCHA authorization.

• B Brother Builders Ltd Hayes · Main contractor · 1-9 employees

  Brother Builders Ltd offers a comprehensive range of construction services including planning, design, new builds, extensions, loft conversions, plumb

• B Brown Building Ltd London · Main contractor · 1-9 employees

  Brown Building is a well-established, London-based company with an outstanding reputation for creating inspirational and functional living spaces.

• B Bsc Construction Group Ltd Borehamwood · Main contractor

  BSC Construction Group offers professional construction services across London, the South, Midlands, and Home Counties, specializing in residential, c

• B Bsp Contracting Ltd London · Main contractor

  BSP Contracting Limited specialises in residential builds and commercial conversions, delivering high-quality construction solutions with professional