Main contractors in the UK

20744 UK companies working as main contractors.

• B BASCOMB & DREW MAINTENANCE LTD London · Design & build · 10-49 employees

  Transforming homes from start to finish, combining major structural work with ornate decorative finishes. Specialising in central London and the Home

• B Bascombe Carpentry & Construction Ltd Romsey · Carpentry & joinery · 1-9 employees

  Specialist expertise in carpentry. Based in Chandler's Ford near Eastleigh Hampshire, we work throughout the South of England on a wide range of both

• B Base Build Services Ltd London · Main contractor · 10-49 employees

  Base Build are a Principle Contractor offering a full construction service across Traditional, Design & Build and Management forms of contracting. Est

• B Base Construction Group Ltd London · Refurbishment

  Base Construction Group offers high-quality construction and maintenance services in London. Specializing in residential renovations and social housin

• B Base UK Home Improvements Ltd Sunderland · Windows & doors

  Base UK manufacture and install UPVC windows, composite doors, and conservatories in Sunderland. They also offer warm roof conversions and specialist

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

  South London based renovation, installation and maintenance company specialising in high-end residential projects. Offering quality workmanship for ki

• B Basement Force Ltd London · Basement works · 10-49 employees

  Basement Force are specialist ground engineering and structural refurbishment contractors undertaking below ground structural works throughout 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 Basement Structures Ltd Cleckheaton · Basement works

  Specialist basement builders in London with over 30 years' experience in design, construction and luxury fit-outs. From conversions to new-build basem

• 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 Basi Developments Ltd Gillingham · House builder · 1-9 employees

  Basi Developments Limited, founded in the Medway towns area of Kent in 2000, is a property developer and main contractor committed to quality, environ

• B Bask Construction Ltd London · Main contractor

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

• B Baskervilles Reclamation & Demolition Ltd Cobridge · Demolition · 10-49 employees

  Timber & Reclamation Sales yard with onsite DIY, Hardware & Curiosity shop. Get everything from Decking & Sleepers to Roof Tiles, Brick & Stone. Servi

• B Bassett Carpentry And Construction Ltd Southampton · Carpentry & joinery

  Bassett Carpentry & Construction Ltd are a team of highly professional carpenters in Southampton that covers all aspects of carpentry for extensions a

• B BATE & SONS CONSTRUCTION LTD Swindon · Roofing

  Bate & Sons Construction Ltd: Quality construction in Swindon. Specialising in residential, commercial, and industrial projects, we deliver excellence

• B Bateman Groundworks Ltd Norwich · Groundworks

  Leading groundworks and civil engineering company in East Anglia, trusted by top-tier developers for housing and civil engineering projects. Committed

• B Bath Building & Installations Ltd Bristol · Refurbishment · 1-9 employees

  Family-run building business in Bath and Bristol, offering renovations, extensions, kitchen/bathroom installations, and specialist oak frame glazing n

• B Bath Demolition Ltd Bristol · Demolition · 10-49 employees

  Bath Demolition, based in Bristol, offers demolition, asbestos removal, and enabling works to the UK construction industry. With over 20 years of expe

• B Bath Property Guys Ltd Trowbridge · Refurbishment

  Bath Property Guys Ltd. are local experts in home and bathroom renovations, specialising in transforming spaces across Bath and surrounding areas with

• 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 Bathroom & Kitchen Eleven Kingston Upon Thames · Bathroom fitting · 10-49 employees

  Luxury bathroom and kitchen design, supply & installation in Surrey and South West London. Award-winning showroom, 11-year guarantee.

• B Baths Green Gardens Ltd Bath · Landscaping · 1-9 employees

  Bespoke Landscaping & Garden Solutions in Bath, Bristol & Surrounding areas. Landscaping and artificial grass specialists. Lawn care and garden mainte

• 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 Battlestorm Roofing Ltd Stonehouse,Larkhall · Roofing

  Battlestorm Roofing Ltd is a well-established roofing company based in Lanarkshire, Scotland, offering a comprehensive range of high-quality roofing s

• 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 Bauer Energy Ltd Hull · EV charging

  Bauer Energy delivers high-quality, scalable EV charging infrastructure across the UK with a focus on efficiency, durability, and community impact. Tr

• B Bauer Renewables Ltd Bishops Stortford · Piling · 1-9 employees

  The BAUER Group is a leading construction & mechanical engineering company, operating worldwide with its segments Geotechnical Solutions, Equipment an

• B BAUER Spezialtiefbau Bishops Stortford · Piling

  Global specialist in complex foundation engineering, offering innovative solutions for excavation pits, foundations, soil improvement, diaphragm and c

• B Baugh Ltd. Stafford · Rail infrastructure · 10-49 employees

  National Infrastructure Group Ltd is a family-run company based in Staffordshire, West Midlands, working nationwide on Rail, Highways, and Civil engin

• B Baumac Engineering Ltd Stevenage · Fencing

  Baumac Engineering: Suppliers and Installers of Vehicle Barriers, Gate Automation, Security Road Blockers, Raising Bollards and Pedestrian Turnstiles.

• B Baumeister Hastings · Main contractor · 1-9 employees

  High-quality New Builds, Extensions & Renovations in East Sussex delivered with precision, reliability, and over 10 years' experience.

• 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 Bauvill Ltd. Rochester · Main contractor · 10-49 employees

  Bauvill is an award-winning main contractor based in Kent, specialising in Healthcare, Education, and Commercial sectors across the South East.

• B Bavan Contracts Ltd Newry · Main contractor · 10-49 employees

  Bavan Contracts is a construction company based in Mayobridge, Newry. They offer a range of contracting services.

• B Baverstock Construction Ltd Uxbridge · Extensions

  A friendly professional family run building and construction company for domestic and commercial developments in London and the home counties.

• B Bawburgh Installations Ltd Norwich · Main contractor · 10-49 employees

  Bawburgh Installations offers specialist and general construction services across private, commercial, local authority, educational & healthcare premi

• B Bax Construction Ltd Wolverhampton · Bricklaying · 1-9 employees

  BAX Construction is a premier construction services provider launching soon in Wolverhampton. We are currently recruiting self-employed tradespeople f

• B Baxall Construction Ltd Paddock Wood · Main contractor · 50-249 employees

  Baxall Construction is a leading building contractor in Kent and London, renowned for its collaborative approach and innovative solutions in the Built

• B Baxter And King Building Ltd Peterborough · Design & build · 1-9 employees

  Baxter & King offer a complete design and build service.

• B Baxter Power Ltd Nottingham · Electrical

  Baxter Power Limited are one of the UK's leading electrical contractors providing high end electrical & communication installations throughout the UK

• B Bay Building Services Ltd Morecambe · Heating & ventilation · 10-49 employees

  Bay Building Services specialises in Mechanical Building Service Engineering for Commercial & Domestic sectors in the Northwest. Established in 1994,

• B Bayer Group Ltd Rayleigh · Insulation

  Bayer group ltd offers specialist silicone rendering and insulation services to improve aesthetics and reduce heating costs for residential and commer

• B Bayford Lofts Ware · Loft conversions

  Bayford Lofts are specialists in loft storage conversions, offering services like loft boarding, insulation, and premium storage solutions. They have

• B Bayhaven Ltd Ferryhill · Main contractor · 1-9 employees

  Bayhaven Ltd is a custom building team based in Co Durham, offering a full range of building services including new builds, renovations, extensions, a

• B Bayley & Swift Ltd Penrith · House builder · 1-9 employees

  Bayley & Swift build new homes and carry out refurbishments and extensions in South Manchester and Cheshire, with a focus on quality and attention to

• B BAYLEY PROPERTY SERVICES Burntwood · Kitchen fitting · 1-9 employees

  Bayley Property Services is a friendly, reliable, and local company based in Burntwood, Staffordshire, offering a wide range of home improvements and

• 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 Bayon Construction Ltd Chelmsford · Main contractor

  Transforming Spaces with Precision and Expertise. Expert construction solutions for commercial developments, domestic extensions, loft conversions, an