Infrastructure construction companies

5511 UK companies working in the infrastructure sector.

• N NSS SPECIAL ACCESS (UK) LTD. Chester · Scaffolding

  NSS Special Access provides innovative mobile or tracked scaffolding platforms and towers, offering design, erection, hire, or sale services globally.

• N Nu City Civils Ltd Ballieston · Civil engineering

  Civil engineering services in Scotland specialising in groundworks, drainage, infrastructure and road construction. Trusted expertise from Nu City Civ

• N Nu City Comms Ltd Glasgow · Groundworks · 10-49 employees

  Nu City Comms is a groundworks and civil engineering business with over 30 years of experience. They provide staffing and project solutions for the co

• n nu-phalt™ Rugby · Road surfacing

  Nu-phalt™ is a leading company in thermal road and pothole repair, offering a greener, cost-effective alternative to traditional methods. They operate

• N Nu-Weld Engineering Services Ltd Halesowen · Civil engineering · 10-49 employees

  Nu-Weld Engineering Services provides civil engineering, stonemasonry, bridgeworks, steel fabrication, buildings and structures. They work with leadin

• N Nuel Castro Ltd Woodley · Security systems

  Nuel Castro Ltd is a UK-based multi-service company specialising in security services, pet care & canine services, professional cleaning, and construc

• N Nugent Pump Services Sheffield · Drainage · 1-9 employees

  Nugent Pump Services specialises in sewage treatment plants, pumping stations, and odour control. With over 40 years of combined experience, they offe

• N Nugol Ltd Erith · Main contractor

  Nugol engineers the future with innovative, cost-effective solutions, delivering integrated cost, commercial and project advisory services across the

• N Nuvia Ltd Warrington · Main contractor · 250+ employees

  NUVIA, part of VINCI Group, delivers innovative EPC, engineering, products and services for nuclear, defense, healthcare and industrial facilities wor

• N Nuvia Outsourcing London · Concrete works

  Nuvia Outsourcing delivers premium UK payroll, compliance and workforce engagement for construction, healthcare, film, events and contractor-led busin

• N Nuvolt Ltd Cardiff · Solar PV · 10-49 employees

  Nuvolt designs, funds, builds and operates integrated energy systems, solar, battery, EV and grid, under one accountable partner.

• N NVM Group Wembley · Civil engineering

  NVM Group is a UK-based energy and infrastructure contractor delivering civil engineering and utility services across projects nationwide. Specialisin

• N Nw Comms Ltd Morecambe · Rail infrastructure · 1-9 employees

  NW Comms Ltd provides rail engineering services and examinations of rail structures such as bridges and culverts, alongside comprehensive telecoms inf

• N Nw Groundwork & Civil Engineering Ltd Colne · Civil engineering · 1-9 employees

  NW Groundwork & Civils offers a wide range of civil engineering, construction, groundwork, and environmental engineering services. Specialising in roa

• N NY Highways Northallerton · Road surfacing · 1-9 employees

  NY Highways provides highways services across North Yorkshire and surrounding areas, combining commercial focus with public sector values for road, ca

• N Nz Solutions Ltd Stanmore · Utilities · 10-49 employees

  NZ Solutions delivers telecom infrastructure, web development, mobile app development, custom software, and system integration services.

• O O J Neil Contracting Ltd Bury St Edmunds · Utilities · 10-49 employees

  Suffolk-based agricultural and biomass company providing sustainable and cost-effective solutions for the renewable energy, utility, and equestrian se

• O O'Brien Contractors Ltd Cubbington · Civil engineering · 10-49 employees

  Midlands Contractor providing turnkey solutions including Civil Engineering, Construction, Groundworks, and Sports Pitch Construction.

• O O'Connell Site Services Ltd Liverpool · Demolition · 10-49 employees

  O'Connell Site Services offers haulage, demolition, tank installation, and metal recycling services nationwide with over 25 years of experience.

• O O’Grady Construction Ltd Manchester · Groundworks · 10-49 employees

  Specialist groundworks and civil engineering contractor in Manchester, serving the Northwest, Midlands and North Wales. Foundations, drainage and eart

• O O'Hagan Civils Ltd London · Civil engineering

  O'Hagan Civils Ltd is an experienced civil engineering contractor working across the UK in the rail and construction industries. Specialising in indus

• O O'Hagan Crane Hire Magherafelt, · Crane hire · 1-9 employees

  O'Hagan Crane Hire is a family-run business offering crane hire, wind turbine support, haulage, and contract lifts across Ireland and the UK. Establis

• O O'Hara Bros. Surfacing Ltd Middlesex · Road surfacing · 10-49 employees

  O'Hara Bros. Surfacing Ltd is a privately owned company established in 1975, providing specialist highway maintenance solutions including resurfacing,

• O O'Kane Site Engineering Ltd Cumnock · Civil engineering · 1-9 employees

  O'Kane Site Engineering offers Civil Engineering groundworks, topographic surveying, setting out, and site management services across Scotland and the

• O O'Mahony Contractors Ltd Buckinghamshire · Rail infrastructure · 1-9 employees

  O'Mahony Contractors Ltd is a construction and maintenance company established in 2000, offering comprehensive services to the rail construction, main

• O O'Neill Construction (Fareham) Ltd Fareham · Civil engineering · 1-9 employees

  O'Neill Builders Fareham Hampshire is a local building company providing home extensions, new build, groundworks, driveways - and civil engineering co

• O O'Rourke Construction Ltd Birkenhead · Civil engineering · 10-49 employees

  O'Rourke Construction is a Birkenhead-based civil engineering contractor delivering large-scale projects across the UK. Specialising in drainage, EHV/

• O Oak Surveys Mersham · Civil engineering · 1-9 employees

  Oak Surveys Ltd is a professional surveying practice in Kent, offering topographical, measured building, GPS, volumetric, and drone surveys for domest

• O Oakley Plant Ltd Scarborough · Groundworks · 10-49 employees

  Earthmoving, demolition and haulage contractors serving North Yorkshire since 1967. Offering excavation, aggregate supply, muck away, and road haulage

• O Oakstone Contracting Ltd Chelmsford · Civil engineering · 1-9 employees

  Oakstone Contracting is a civil engineering specialist offering highways, groundworks, and drainage services. They focus on safety, quality, and clien

• O Obnisha Ltd Liverpool · Marine & water engineering

  OBNISHA Limited is a specialist marine consultancy, marine warranty surveying, and maritime asset management company.

• O Ocean Technical Safety Services Ltd Falmouth · Steel fabrication

  Ocean Technical Safety Services delivers professional workplace safety training, compliance, and inspection solutions to keep your workforce protected

• O Ocg Contracting Ltd Milton Keynes · Rail infrastructure

  OCG Contracting is a specialist construction contractor delivering high-quality solutions across the rail sector, commercial fit outs, and critical po

• O Ocl Rail Ltd Benfleet · Rail infrastructure · 10-49 employees

  OCL Group Ltd is a specialist contractor and supplier within the rail industry, established in 2007. They offer a range of civils, building, and elect

• O Oct Construction Ltd Warrington · Demolition · 1-9 employees

  Expert groundworks and civil engineering solutions across the North West and beyond. With a commitment to safety, efficiency, and quality.

• O Octavius Infrastructure Ltd. Helsby · Civil engineering · 250+ employees

  Octavius Infrastructure builds and maintains the roads, railways and transport hubs that keep Britain moving and keeps communities, economies and live

• O OCTOPOST Tarporley · Fencing · 1-9 employees

  Octopost manufactures durable, rot-resistant fencing posts and rails from Swedish redwood, treated with Creosote or Tanasote® for a 25-year guarantee.

• O OE London · Civil engineering · 1-9 employees

  Ozgur Engineering Ltd specialises in early-stage temporary works design, delivering integrated and cost-effective engineering solutions for major UK i

• O Oes Consulting Civils Ltd Dudley · Civil engineering · 1-9 employees

  OES Consulting provides expert civil, structural, and geotechnical engineering services across the UK. Based in Dudley, West Midlands.

• O Offshore Solutions Group London · Civil engineering · 1-9 employees

  Offshore Solutions Group develops critical wet storage infrastructure (FLOW-Parks™) for the UK's floating offshore wind ambitions, optimising logistic

• O Og Civils Ltd Beverley · Groundworks · 1-9 employees

  OG Civils Ltd is a leading groundworks and civil engineering company based in Beverley, East Riding of Yorkshire. With over 19 years of experience, we

• O Ogilvie Group Stirling · Main contractor

  Ogilvie Group is a family-owned business established in 1953, supporting industries including construction, home-building, vehicle management, IT, and

• O OHMG Newry · Main contractor

  OHMG Ltd is a leading construction contractor and property developer across the UK and Ireland, committed to delivering infrastructure services and co

• O OHOB Morden · Groundworks · 1-9 employees

  O'Halloran & O'Brien (OHOB) is a respected UK construction group with over 50 years of experience, delivering complex, multi-disciplinary projects acr

• O Oil Tank Change Newmarket · Utilities · 1-9 employees

  Need an oil tank? Our certified experts provide fast, safe, and affordable oil tank replacement services. Get your free quote today!

• O Old Bells Construction & Demolition Ltd Stowmarket · Civil engineering · 10-49 employees

  Old Bells Construction & Demolition offers a range of services including civil engineering, groundworks, demolition, and marine works. They cater to d

• O Oldham Bros Ltd. Liverpool · Demolition · 1-9 employees

  Oldham Bros Ltd are trusted demolition contractors in Merseyside with over 75 years' experience. Specialists in demolition, site clearance, recycling,

• O Oliver Connell And Son Ltd South Greenford · Concrete works · 50-249 employees

  Oliver Connell & Son Ltd are an experienced reinforced concrete frame company with the ability to integrate groundwork and associated works in one pac

• O Oliveti Group Leicester · Main contractor · 10-49 employees

  Oliveti Group is a leading construction, maintenance, and refurbishment company with over 30 years of experience, delivering seamless projects and cul

• O Olympic Civil and Marine Rackheath Industrial Estate · Piling · 1-9 employees

  Olympic Civil and Marine is the specialist piling installation division of Olympic Construction (Norfolk) Ltd, with over 30 years experience in marine