Design & build contractors in London working in infrastructure

202 design & build contractors across London working in the infrastructure sector.

• P Porr UK Ltd Uxbridge · Main contractor · 10-49 employees

  PORR AG is one of Europe's leading construction companies, offering a full range of services from design and engineering to civil engineering and buil

• P Portclean Services Solutions Ltd London · Refurbishment

  Providing Cleaning Services For Over 15 years. Top Accreditations & +30 cleaners. Based In Clapham, Serving All London & Greater London.

• P Preformed Substructures Ltd London · Piling

  Preformed Substructures design, supply and install screw pile and ground beam foundation systems for all building types across the UK.

• P Prescott Fairchild London · Painting & decorating

  Prescott Fairchild offers a diverse range of property services including painting, decorating, floor fitting, cleaning, electrical work, plumbing, and

• P ProJob London · Crane hire

  Specialist lifting teams in London for glass, plasterboards, and heavy materials. PROJOB delivers safe handling, zero-damage results, and trusted supp

• P Promech Services Ltd Rainham · M&E contracting · 10-49 employees

  Promech Services Ltd is a mechanical services company founded in 1991, serving London & the South East. They offer a wide range of works from refurbis

• P Propav Infrastructure Ltd London · Civil engineering

  Propav Infrastructure is a UK subsidiary of a global construction group with over three decades of experience in infrastructure, renewable energy, and

• Q Quantus Consulting Ltd Weybridge · Main contractor

  Quantus is a multi-disciplinary property and construction consultancy offering strategic insights and actionable plans. With decades of experience, we

• Q Qube Installations Ltd London · Fit-out & interiors

  Qube provides specialist installation and 3D digital capture services for complex environments across retail, aviation, construction, film & TV, and m

• R Ra International Global Operations Ltd London · Design & build

  RA International provides integrated facilities management, construction, and supply chain services for remote locations, conflict areas, and challeng

• R Reach Active Middlesex · Utilities · 50-249 employees

  Experienced and trusted contractor in Power, Multi-Utility Diversions, Telecommunications & more. Offering specialist engineering design, construction

• R Reds10 (UK) Ltd London · Modular & offsite construction

  Reds10 is revolutionising construction with Modern Methods of Construction (MMC). Discover how we deliver quality buildings faster, smarter & more sus

• R Reef + Partners London · Property developer · 50-249 employees

  Reef + Partners builds vibrant places where science, healthcare, and innovation thrive. With over 20 years of experience, they deliver prestigious pro

• R Rise Utilities Ltd Potters Bar · Utilities · 1-9 employees

  Rise Utilities is a UK turnkey telecoms infrastructure contractor specialising in fibre-to-the-premises build. We deliver every stage of the FTTP life

• S S P Infra Ltd Ruislip · Main contractor

  SP Infra LTD: Redefining construction with precision, innovation, and enduring quality.

• S Sacompany Ltd London · Main contractor

  SA Compagnie LTD is a company based in Côte d'Ivoire and England, specializing in construction, real estate development, and land asset management. A

• S Sacx Ltd Rickmansworth · Main contractor · 10-49 employees

  Sacx is a construction company offering innovative, high-quality services with a focus on people, quality, and service. They provide turnkey solutions

• S SG Power Distribution London · Electrical

  NERS-accredited HV electrical network design up to 400 kV, renewable, data centre, EV and development connections to the UK distribution and transmiss

• S Shaal Tech Ltd Barking · Civil engineering

  Shaaltech has extensive experience in undertaking groundworks for both commercial and residential developments from paving to foundations. Our experie

• S Sitac Ltd London · Design & build

  The SITAC Group is a family office and prominent investor, developer, and operator in real estate and renewable energy, with a legacy of impactful pro

• S Slipform Technology Ltd London · Civil engineering

  Newly formed in 2024, Slipform Technology are striving to become market leaders in the Slipform industry. Offering services from supply and operate to

• S SoftBrooks London · Security systems

  SoftBrooks Limited is a multi-disciplinary technology and telecoms services provider offering cutting-edge digital solutions for organisations looking

• 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 Spannverbund Ltd London · Steel fabrication · 1-9 employees

  Spannverbund GmbH offers integrated solutions in steel, reinforced concrete, and composite construction, covering consulting, engineering, detailed pl

• 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 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 Stanhope PLC London · Property developer

  Developers and asset managers behind London's dynamic landmarks like Tate Modern and Television Centre, creating sustainable, flexible places.

• S Staticus UK Ltd London · Cladding

  Specialists in the design, production, installation and maintenance of unitised façade solutions. 20 years' experience working in the Northern Europe

• S Strabag UK Ltd London · Civil engineering

  STRABAG UK, part of STRABAG SE, offers comprehensive construction services across water, energy, transport, and building sectors, integrating innovati

• S Summix Ltd London · Property developer · 1-9 employees

  Since 2006 Summix has been creating places to live, work & play in the UK and Ireland. We listen and collaborate to deliver sustainable, new, mixed-us

• S Sweet Project Construction Ltd London · Design & build

  Sweet Projects is a single-source turnkey construction company that designs and constructs data centres and built environments for the defence and ene

• T Techfinity London Ltd London · Security systems

  Practical managed IT support, cyber security, cloud, backup and infrastructure services for London businesses.

• T Technocrates Construction Limited Uxbridge · Main contractor · 10-49 employees

  Technocrates Construction Limited offers comprehensive, turnkey construction solutions across the UK, specialising in substructures, civil works, high

• T Tekmann Global London · Design & build

  Bespoke turnkey solutions in renewable energy, industrial manufacturing, and ecological innovation. From conception to completion.

• T TG QC Consultancy Ltd London · Main contractor

  TG QC Consultancy Ltd offers expert quality control services for construction projects across London and the UK. Material testing, on-site inspections

• T Thames Composites Ltd London · Cladding · 1-9 employees

  Thames Composites Ltd is a specialist GRP company providing bespoke composite/GRP products and solutions from concept to completion. With over 30 year

• T THREON ENERGY SYSTEMS LTD London · Main contractor

  THREON orchestrates sovereign-scale energy and infrastructure systems by aligning institutions, capital, and delivery into unified execution pathways.

• T Tilbury Douglas London · Main contractor

  Tilbury Douglas is a leading UK building, fit-out, engineering, and infrastructure company delivering vital projects across health, education, water,

• T Timelign Ltd London · Main contractor

  Timelign offers expert programme management, project controls, AI-powered reporting, and delay analysis for complex construction projects.

• T Tlinx Ltd Thornton Heath · Carpentry & joinery · 1-9 employees

  TLINX LIMITED is a UK-based company providing skilled and general labour to construction projects. We connect companies with the right talent for thei

• T Tza Services Ltd Essex · Main contractor · 1-9 employees

  TZA Services Ltd is a UK-based construction and manpower supply company offering skilled and unskilled labour, commercial/domestic building, and renov

• U Urban Need Ltd London · Electrical

  Urban Need connects you with trusted local professionals for home services like plumbing, electrical, cleaning, beauty, and more. Serving London, Luto

• U Utility Network Specialists London · Utilities

  Utility Network Specialists provide full turnkey solutions for the delivery of utility infrastructures including cable installation, removal, decommis

• V Vaylia Ltd London · Security systems

  Vaylia Integrated Security are experts in high-security projects, offering turnkey solutions from specification and design to manufacture and installa

• V Vertiports West Drayton · Civil engineering

  Vertiports specialises in the design and development of advanced vertiport infrastructure for VTOL aircraft, revolutionising urban air mobility with s

• V Vinci Construction UK Ltd Watford · Main contractor

  VINCI is a global leader in concessions, energy services and construction, committed to environmental transition and social progress. Operating in ove

• V Volkerfitzpatrick Ltd Herts · Main contractor

  VolkerFitzpatrick is one of the UK's leading engineering and construction companies, providing specialist building, rail, civil engineering and indust

• V Volkerrail Ltd Hoddesdon · Rail infrastructure

  VolkerRail is a leading railway systems and infrastructure contractor providing integrated solutions for heavy and light rail. They focus on rail proj

• V Volkerstevin Infrastructure Ltd Hoddesdon · Civil engineering

  Industry-leading civil engineering business improving communities across the UK by building transformative infrastructure.

• W Waystone Ltd Watford · Property developer · 10-49 employees

  Waystone Limited is a family company with over 100 years of combined expertise, delivering challenging long-term projects across various sectors. Spec