Main contractors in London

999 main contractors based in and around London.

• 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 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 Basicframe Inc Ltd London · Main contractor · 1-9 employees

  Basicframe Inc LTD is a specialized temporary workforce company providing skilled labour for construction sites across England. They offer flexible pl

• B Bask Construction Ltd London · Main contractor

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

• B Baskent Consulting LTD London · Main contractor · 1-9 employees

  Baskent Consulting LTD is a multinational consultancy established in 1996, operating in global trade and industrial property rights. With expert staff

• 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 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 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 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 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 Bellevue Group London · Main contractor

  Bellevue Group is an asset manager focused on the healthcare sector, small and mid-cap entrepreneur space, and multi-asset strategies. They aim to red

• B Benchmark Cleaning Services Ltd London · Refurbishment · 10-49 employees

  Benchmark Cleaning Services offers professional commercial cleaning solutions across London, specializing in office, retail, healthcare, and education

• 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 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 BERINTAN CONSTRUCTION WORK LTD London · Main contractor · 1-9 employees

  Berintan Construction is a specialist recruitment agency for the UK construction industry, providing experienced professionals across various discipli

• 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 Home Builder Ltd London · Main contractor · 1-9 employees

  Bespoke Home Builder is an online destination for high-quality construction tools, offering a curated selection of pro-grade equipment. They focus on

• 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 Agricultural Support Ltd London · Property developer · 1-9 employees

  Best Agricultural Support Ltd is a UK provider of used agricultural machinery, supplying farmers nationwide with essential equipment and building key

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

  BGINFO LTD develops and operates digital media platforms, mobile applications, online communities and technology products in the United Kingdom.

• B Bildex Ltd London · Refurbishment

  BILDEX LTD is a dynamic construction company offering a comprehensive range of services across the UK. We specialise in refurbishment, fit-out, and ne

• B Birchley London · Main contractor

  Birchley is a design-focused construction company specialising in the delivery of outstanding private residences, transforming ambitious visions into

• B Bison Commercial Ltd London · Refurbishment

  Bison Works is a London-based construction company specialising in commercial refurbishment, development, and fit-out projects. They offer a client-fo

• B Bitri Ltd London · Main contractor · 1-9 employees

  Bitri Ltd is a leading construction company in Hendon, offering architectural solutions for dreams. With expert teams, we ensure quality craftsmanship

• B Black & Veatch (U.K.) Ltd London · Main contractor · 250+ employees

  Black & Veatch is a global engineering, procurement, consulting and construction company specializing in infrastructure development.

• 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 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 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 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 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 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 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 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 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 Brics Operations Ltd London · Property developer

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

• 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.