Main contractors in London

1935 main contractors across London.

• S Southgold Ltd South Croydon · Main contractor · 1-9 employees

  Southgold Ltd is a family-run construction company founded in 1991, offering professional and friendly services for a vast range of projects from refu

• S Sp Revolution Ltd Edgware · Main contractor · 1-9 employees

  SP Revolution Ltd is a UK based consultancy company with over 10 years experience in Construction and undertaking medium to large complex projects.

• S Space 2 Build London Ltd Wembley · Main contractor · 1-9 employees

  Space 2 Build London Ltd is a main contractor company based in Wembley, registered at Companies House in 2017.

• S Space Formation Ltd London · Main contractor

  Space Formation LTD is a premier construction company offering comprehensive solutions from design to execution. We focus on safety, efficiency, and c

• S Spahia Ltd Northolt · Main contractor

  Spahia Construction LTD is more than just a construction company, it's a trusted name built on hard work, dedication, and a genuine passion for helpin

• S Spectrum Home Renovations Ltd London · Main contractor

  Spectrum Home Renovations Ltd is a main contractor company based in London, registered at Companies House in 2026.

• S Spence Refit Ltd Watford · Design & build · 50-249 employees

  Building success in Construction, Civil Engineering and Property Services. Spence Refit Ltd, established in 2005, has been a cornerstone in the indust

• S Spire Healthcare Properties Ltd London · Main contractor

  Spire Healthcare is a leading independent hospital group in the UK, providing diagnostics, inpatient, day case and outpatient care across 38 hospitals

• S Spot Property Company Ltd London · Main contractor

  Spot Property Company Ltd is a main contractor company based in London, registered at Companies House in 1993.

• S Sputnik Tv Ltd London · Security systems

  Sputnik TV Ltd offers comprehensive TV installation, CCTV systems, door entry, and network solutions across London. Specializing in home cinema, custo

• S Square One London · Main contractor

  Global recruitment specialists in Blockchain, Development, Cloud, Gaming, ERP, Oracle, SAP, Life Sciences, Utilities, and Telecom. Over 30 years of ex

• S Squires Building Services Ltd Shepperton · Main contractor · 1-9 employees

  Building and electrical contractors for domestic, residential and commercial buildings in Middlesex, Surrey and Hampshire. Established 15 years, Gas S

• S Srt Group Ltd West Drayton · Main contractor · 1-9 employees

  SRT GROUP LTD supplies dependable, experienced labour to support construction projects of every scale. From groundwork to completion, we provide the r

• S Ss London Construction Ltd Ilford · Main contractor

  SS London Construction Limited is a construction and development company focused on quality and customer satisfaction, undertaking projects from new b

• S Ss&T Builders Ltd London · Main contractor

  SS&T Builders is a trusted local building company serving London and surrounding areas, offering a comprehensive, hassle-free, and affordable service

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

  SSU Construction is a reliable, affordable, and fast construction company serving London. With over 200 projects completed and 50+ satisfied clients,

• S ST ANTHONY HOMES LTD London · Main contractor · 1-9 employees

  St. Anthony Homes offers stylish, fully furnished apartments in prime London locations, providing comfort, convenience, and personalized guest support

• S St Marks Properties (Xi) Ltd London · Main contractor · 1-9 employees

  St Marks Properties (Xi) Ltd is a main contractor company based in London, registered at Companies House in 2020.

• S St Marks Properties (Xix) Ltd London · Main contractor

  St Marks Properties (Xix) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S St Marks Properties (Xvi) Ltd London · Main contractor · 1-9 employees

  St Marks Properties (Xvi) Ltd is a main contractor company based in London, registered at Companies House in 2023.

• S St Marks Properties (Xvii) Ltd London · Main contractor · 1-9 employees

  St Marks Properties (Xvii) Ltd is a main contractor company based in London, registered at Companies House in 2024.

• S St Marks Properties (Xviii) Ltd London · Main contractor

  St Marks Properties (Xviii) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S St Marks Properties (Xx) Ltd London · Main contractor

  St Marks Properties (Xx) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S St Marks Properties (Xxi) Ltd London · Main contractor

  St Marks Properties (Xxi) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S St Marks Properties (Xxii) Ltd London · Main contractor

  St Marks Properties (Xxii) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S St Marks Properties (Xxiii) Ltd London · Main contractor

  St Marks Properties (Xxiii) Ltd is a main contractor company based in London, registered at Companies House in 2025.

• S ST. MARKS LTD. London · Property developer · 1-9 employees

  ST. MARKS LTD. - Luxury building development, commercial construction, and real estate investment company based in London. Creating exceptional proper

• S Stadium Support Services Ltd Middlesex · Main contractor

  Nationwide Facilities Management and Rope Access provider to offices, large buildings & mass spectator venues in the UK.

• S Standley Design And Build Ltd London · Main contractor · 1-9 employees

  STANDLEY DESIGN AND BUILD LTD

• S Stanley James London · Main contractor

  Stanley James is a construction company based in London, offering a range of services for residential and commercial projects.

• S Stanlil Construction Ltd London · Fit-out & interiors · 1-9 employees

  Experienced construction and Fit-out contractors. Interior build and refurbishment for commercial & industrial Offices, Warehouses, Retail & Factories

• S Stanmore Design House Ltd Erith · Main contractor

  Stanmore Design House Ltd is a main contractor company based in Erith, registered at Companies House in 2016.

• S STAR BUILD CONSTRUCTION LTD Southall · Main contractor · 1-9 employees

  Searching for a Construction Company in Southall? Check out Star Build Construction. We provide a variety of construction services.

• S Star Contractors Ltd Isleworth · Main contractor · 10-49 employees

  Star Contractors is a family-owned main contractor with over 15 years of experience in construction. They offer in-house design and technical services

• S Star Home Builders Ltd Enfield · Main contractor · 1-9 employees

  Star Home Builders Ltd is a leading construction and renovation company offering end-to-end building solutions across London and surrounding areas. Sp

• S Starlight Consultancy Ltd London · Main contractor · 1-9 employees

  Starlight Consultancy offers digital marketing, project management, and business management services, alongside full construction services for residen

• S Start To Finish Success Ltd London · Main contractor · 1-9 employees

  Start to Finish Success Limited is a trusted construction company delivering high-quality building solutions from concept to completion. Specializing

• S Startek Builder Ltd London · Main contractor · 1-9 employees

  Startekbuilder Ltd offers exceptional construction services in London, specializing in domestic buildings, plumbing, air-conditioning, and plastering

• S State Construction Ltd Romford · Main contractor

  We deliver high-quality construction services with a focus on safety, precision, and timely execution. From planning to completion, our experienced te

• S Steel Contracts Ltd London · Main contractor

  Steel Contracts Ltd is a Principal Contractor specialising in complex refurbishment and conversion projects, including PBSA developments, serviced acc

• S Steelwork Ltd London · Main contractor · 1-9 employees

  Steelwork Ltd is a main contractor company based in London, registered at Companies House in 2003.

• S Sterling N3 Contract Northolt · Main contractor · 1-9 employees

  Sterling N3: High-end residential construction and maintenance. Family-run with 3 generations of heritage, delivering exceptional craftsmanship across

• S Steve Douglas Contractor Ltd Purley · Main contractor

  STEVE DOUGLAS CONTRACTOR LTD provides premium construction services, supporting residential and commercial projects through main contracting and subco

• S Stoa London Ltd London · Main contractor

  Stoa London is a global trading company specializing in the supply of premium olives and olive oil, offering competitive pricing and consistent produc

• S Stone Cbm Ltd London · Main contractor

  StoneCBM delivers high-quality, professionally managed residential, commercial and public sector construction projects across London & Essex.

• S Stonegate Craft Ltd London · Main contractor

  Stonegate Craft Ltd is a construction recruitment agency connecting skilled workers with temporary employment opportunities across the UK.

• S Stonehouse Builders Ltd London · Demolition · 1-9 employees

  Builders services in London from a highly experienced team. Stonehouse Builders Ltd makes refurbishing your home or business simple.

• S Stoneworks Enterprises Ltd Hayes · Main contractor

  Expert construction services for residential and commercial properties. Stoneworks Enterprises LTD specializes in delivering high-quality construction

• S Strolt Consult Ltd Ilford · Main contractor

  Strolt Consult Ltd is a UK-based company providing Quantity Surveying, Construction Cost Consultancy, Project Management, and Project Engineering serv

• S Strong Builders Ltd London · Main contractor · 1-9 employees

  Strong Builders Ltd is a main contractor company based in London, registered at Companies House in 2020.