Main contractors in London

2659 construction main contractors based in and around London.

• B Basement Shell Ltd London · Basement works · 1-9 employees

  Basement Shell delivers high-quality basement conversions and underpinning across London. Personalised design, clear pricing, and expert management.

• B Basenet Ltd London · Refurbishment

  Basenet Ltd are building and renovation experts in London, offering services from garden decking to full office remodelling with over 35 years of expe

• B Bashtan Construction London · Design & build · 1-9 employees

  Bashtan Construction is a family-run business with over 17 years of experience in building and renovating homes in SW London and Surrey. They offer a

• B Bask Construction Ltd London · Main contractor

  Bask Construction Ltd is a construction company based in London, UK.

• B Bath|Kitchen Renovation Ltd London · Refurbishment

  Quality renovations in London tailored to your needs. Bath|Kitchen offers expert services for kitchens, bathrooms, and full home upgrades.

• B Battistel Shop Fitting And Building Contractors Ltd London · Shopfitting · 10-49 employees

  Battistel Shopfitting & Building Contractors are a London based company with over 30 years experience in the building & shopfitting industry.

• B Baucroft Ltd London · Design & build

  Baucroft is a North London practice unifying architecture and skilled construction, delivering spaces with precision, craft, and lasting character.

• B Baumeister Constructions Service Ltd London · Refurbishment · 1-9 employees

  Baumeister Constructions Service LTD offers a wide range of indoor and outdoor building solutions in London, specializing in interior design, reconstr

• B Baylight Properties Ltd London · Property developer · 1-9 employees

  Baylight Properties have been developing commercial and mixed use property in London for over 30 years. View our portfolio, read more about us or get

• B Bayo Corp Est 1980 Ltd London · Refurbishment

  London refurbishment contractors for home renovations, flat refurbishments, commercial fit-outs and Higher-Risk Building (HRB) small works support acr

• B Baystone Associates London · Property developer

  Baystone Associates Limited, based in London, offers services in property development and construction. Contact them at 020 7292 2570.

• B Bazaarway Group UK London · Shopfitting

  Bazaarway Group UK provides comprehensive business solutions including shopfitting, construction, renovations, digital marketing, and product sales. W

• B BBS Builders London · Property developer

  London-based property development and lettings company. New builds, extensions, refurbishments and managed rental homes across London and the South Ea

• B BBS Construction London · Design & build

  BBS Construction is a London-based building company offering expertise in transforming blueprints into functional spaces. They specialize in house ext

• B BCCD Group London · Design & build

  BCCD Group is a London-based building partner specializing in property building, maintenance, and development. They offer integrated management, techn

• B Bcm Steel Erecting&Fitting Ltd London · Refurbishment · 1-9 employees

  Building Construction Management is dedicated to delivering exceptional results with quality craftsmanship and client satisfaction. We bring your visi

• B BDG Contracts London · Insulation · 1-9 employees

  Trusted retrofit installation partner for main contractors, local authorities and housing associations. Delivering PAS 2030-compliant insulation, fene

• B BDL Blackheath London · Refurbishment · 1-9 employees

  BDL Blackheath delivers bespoke renovations, extensions and landscaping with quality craftsmanship, transparency and care. Transform your home.

• B Bdl Group Ltd London · Drylining

  BDL Group is a specialist dry lining contractor in the UK, established in 1977. They focus on delivering high-quality projects with a vision for socia

• B Beachetwood Holdings Ltd London · Property developer · 1-9 employees

  Beachetwood Holdings Limited (BHL) specialises in property acquisition, planning, and development. They actively seek new projects, land, or buildings

• B Beam Development London · Main contractor

  Beam is a full-service construction company specialising in restoring, renovating, and building bespoke, premium residential homes. They offer a syste

• B Beams Renovation London · Refurbishment · 10-49 employees

  Expert home renovation in London. Kitchens, bathrooms, loft conversions, extensions and full homes. Vetted builders. Fixed prices. Free estimate.

• B Bearded Contractors Ltd London · Extensions

  London based construction company with an excellent reputation for workmanship standards. We develop strong partnerships with clients through honesty

• B Beasons (Cr0) Ltd London · Design & build · 1-9 employees

  Beasons Limited offers innovative and customized construction solutions, from design to build, for residential and commercial projects. We guarantee q

• B Bechtel Management Company Ltd London · Main contractor

  A trusted name in engineering, construction, procurement & project management, creating sustainable solutions that drive global progress since 1898.

• B Beh Interiors Ltd London · Fit-out & interiors · 10-49 employees

  BEH Interiors is a commercial office fit-out and refurbishment specialist, delivering expert design and build services across London and the Home Coun

• B Bel London Construction Ltd London · Refurbishment · 1-9 employees

  Premium construction services in London. Specialising in luxury builds, renovations, and bespoke construction solutions.

• B Bella Landscape Construction Ltd London · Landscaping · 1-9 employees

  Bella Landscape Construction Ltd specialises in designing and building stunning, functional outdoor spaces. With expertise in landscape design and con

• B Bellsons London Ltd London · Fit-out & interiors

  Leading London office fit-out company specialising in commercial refurbishments. Offers turn-key design-build solutions including M&E, furniture, and

• B Belsize Renovations Ltd London · Refurbishment

  Belsize Renovations offers high-quality renovation and construction services for residential and commercial properties in London and surrounding areas

• B Bemo Tunnelling UK Ltd London · Civil engineering · 1-9 employees

  BEMO is a leading specialist company for the construction and refurbishment of engineering structures in the fields of tunnelling, civil and industria

• B Benchmark Lofts Ltd London · Loft conversions · 1-9 employees

  Benchmark Lofts offers exceptional loft conversions & home extension services, blending craftsmanship with innovation to transform living spaces tailo

• B Beni The Builder Ltd London · Loft conversions · 1-9 employees

  Beni The Builder Limited is a family-run general building company offering quality services for loft conversions, extensions, and refurbishments.

• B Bennett Construction (London) Ltd London · Main contractor

  Bennett Construction is an international construction and services company founded in 1917, with offices in Ireland, the UK, and Germany. They focus o

• B Bera Springs Services Ltd London · Fit-out & interiors

  Bera Springs Services Ltd is a UK construction company specializing in fire compartmentation, school renovations, retail/commercial fit-outs, and ener

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

  Berati Construction Ltd delivers high-quality residential and commercial projects in London, including new builds, extensions, loft conversions, refur

• B Berco Ltd London · Refurbishment · 1-9 employees

  Berco LTD, established March 2019, is a London-based construction and consultancy company specializing in residential and commercial renovations from

• B Bergmann Windows Ltd London · Windows & doors

  Bergmann Windows supplies and installs windows, doors and conservatories across London and the Home Counties. Explore products, installations and serv

• B Bermuda Construction Ltd London · Extensions · 1-9 employees

  Bermuda Construction is a Surrey-based company specialising in luxury residential builds, bespoke renovations, and high-end property transformations.

• B Bertstructure Ltd London · Main contractor

  Professional construction services for domestic and commercial projects. Based in London, serving the UK with quality construction solutions.

• B Bespoke Builder London London · Design & build

  Hanover Design & Build Ltd, trading as Bespoke Builder London, creates exceptional homes with meticulous craftsmanship and elegant design. Contact our

• B Bespoke London Developments Ltd London · Property developer · 1-9 employees

  Bespoke London Developments Ltd offers property investment and traditional construction services, with over 20 years of experience in the property ind

• B Best Home Builders Ltd London · Extensions · 1-9 employees

  Best Home Builders Ltd provides high-quality residential construction services across London and surrounding areas. We specialise in home extensions,

• B Bettystar Ltd London · Refurbishment

  Expert home renovations, drylining, suspended ceilings, carpentry, painting, and surface repair across the UK. Rated 5 stars.

• B Beyond Build Ltd London · Design & build · 1-9 employees

  Beyond Build London is a design and build company specialising in residential renovations, loft conversions, and extensions in South West London. They

• B Bfix Ltd London · Refurbishment

  BFIX offers expert building contractor services for luxury home construction, commercial projects, and interior design. Book a consultation today!

• B BG Construct London · Main contractor

  B & G Construct Ltd offers bespoke new builds, loft conversions, and home extensions. With over 15 years of experience and 50+ projects completed, the

• B Bgis Building Services Maintenance Ltd London · M&E contracting

  BGIS is a technically led, integrated facilities management company. We support clients' commercial real estate portfolios by delivering a full suite

• B Big Ben Roofing Ltd London · Roofing

  Big Ben Roofing Ltd. is a family-run roofing specialist serving London and the Home Counties. With over 15 years of experience, they offer comprehensi

• B Bigness Group London · Refurbishment

  Bigness helps homeowners, landlords and businesses build, maintain and upgrade properties through expert construction, planned maintenance and long-te