Subcontractors in the UK

35585 UK companies working as subcontractors.

• O Orton Lifts & Escalators Ltd Welwyn Garden City · Lifts & escalators · 10-49 employees

  Orton Lifts & Escalators Ltd is a key labour resource supplier to major UK lift and escalator companies, offering consultancy, installation, maintenan

• O Orus Technical Services Ltd Hemel Hempstead · Security systems

  ORUS Technical Services provides integrated security and electrical solutions, including fire protection, CCTV, access control, intruder alarms, and e

• O Orvis Builders Ltd Bury St. Edmunds · Main contractor

  Orvis Builders offers expert building services in Bury St Edmunds and Cambridge, covering Suffolk, Cambridgeshire, and Norfolk. Specialising in new bu

• O Orwell Electrical Ltd Langham · Electrical

  Orwell Electrical are an electrical contractor based in Suffolk offering electrical maintenance, installation, and testing services for domestic, comm

• O Osborn & Kent Construction Ltd. Wymondham · House builder · 10-49 employees

  Osborn & Kent Construction are skilled bricklayers and new home developers in Norfolk. Established 2012, they offer bespoke brick cutting and renovati

• O Osborn Brickwork Ltd Wymondham · Bricklaying · 1-9 employees

  Osborn Brickwork Ltd is a specialist brickwork contractor based in Wymondham, Norfolk, serving residential and commercial clients.

• O Osborn Property Renovations Ltd Truro · Refurbishment · 1-9 employees

  Osborn Property Renovations Ltd is a family-run home renovation company based in Mid Cornwall, with over 30 years of combined experience.

• O Osborne Building & Renovations Ltd Sudbury · Extensions · 1-9 employees

  Osborne Building & Renovations Ltd specialists in home extensions, loft conversions & major renovation building work across Suffolk. Quality craftmans

• O Osborne Carpentry & Construction Ltd Billingshurst · Carpentry & joinery · 1-9 employees

  Osborne Carpentry & Construction Ltd is a family-run business with attention to detail and customer satisfaction at its core. We project manage your d

• O Osborne Carpentry Ltd Castle Camps · Carpentry & joinery · 1-9 employees

  Osborne Carpentry Limited is a UK-based company specializing in carpentry and joinery services.

• O Oscar Hardy Ltd Lancing · Carpentry & joinery · 1-9 employees

  Oscar Hardy Ltd specialises in handcrafted bespoke cabinetry for kitchens, wardrobes, and alcove spaces, offering a complete service from design to in

• O Oscar Heat & Plumbing Ltd Stevenage · Plumbing

  Reliable gas installation and plumbing services, keeping homes warm and safe. Trust our experts to deliver top-notch solutions tailored to your needs.

• O Osflow Ltd Oswestry · Plumbing · 1-9 employees

  Osflow LTD is a Gas Safe registered plumbing, heating and gas engineering business serving Oswestry, Wrexham and surrounding areas. Offering boiler in

• O Osmonds Transport And Planing Ltd Gillingham · Road surfacing · 10-49 employees

  Osmonds Transport & Planing Ltd offers high-quality road planing and milling services across the South East of England, operating a fleet of 15 machin

• O Osmose Hudderfield · Utilities · 50-249 employees

  Osmose Utilities Services provides solutions for T&D networks, focusing on asset preservation, structural resiliency, and data-driven decision-making

• O Osp Building Ltd Cambridge · Bricklaying

  Dependable bricklaying company with many years of experience in building homes. Trust an analytical mind for your building works.

• O Osprey Electrical And Av Ltd Ashford · Electrical · 1-9 employees

  Osprey Electrical offers comprehensive domestic, commercial, and industrial electrical services, including design, installation, testing, CCTV, home t

• O Osprey Heating And Plumbing Ltd Dumbarton · Plumbing · 1-9 employees

  Need a reliable local engineer? Osprey Heating And Plumbing Ltd offers professional heating and plumbing services in Cardross, handling breakdowns, re

• O Osprey Windows Ltd Hawarden · Windows & doors · 10-49 employees

  Osprey Windows Ltd. Double Glazing Windows, Doors, Conservatories, Roofline. Quality, service & commitment for home improvements in Cheshire, North Wa

• O Ostconstruct1 Ltd London · Bricklaying

  Serious craftsmanship, fair prices, fast completion. Specialists in brickwork, masonry, extensions and exterior works for residential and commercial p

• O Oswaldtwistle Glass Ltd Accrington · Glazing · 1-9 employees

  Oswaldtwistle Glass Ltd offers double glazing, specialist glazing services, and glass processing for domestic and commercial customers across the Nort

• O Oswestry Scaffolding Ltd Shropshire · Scaffolding

  Oswestry Scaffolding Ltd is a family-run business providing scaffolding services for over 25 years to domestic, commercial, industrial and public sect

• O OT Construction Potters Bar · Main contractor · 1-9 employees

  OT Construction offers a comprehensive range of building and design services for commercial, domestic, and interior projects. With a focus on reliabil

• O Otero Door Specialists Tonbridge · Windows & doors · 1-9 employees

  Trusted specialists in roller shutters, aluminium doors & door closers. Quality service & installation across Kent.

• O OTG Electrical Leamington Spa · Electrical

  OTG Electrical provides reliable electrical services in West Midlands and Warwickshire, offering lighting, safety reports, PAT testing, and more from

• O Otlantic Ltd Bournemouth · Painting & decorating · 1-9 employees

  Building Services Contractors supplying qualified, skilled workers to the construction and development industry across London and the South East.

• O Otley Roofing And Building Ltd Otley · Roofing · 1-9 employees

  A highly-regarded building and roofing company offering a variety of domestic and commercial roofing and building services throughout Otley and surrou

• O Otm Construction Ltd Bristol · Main contractor · 1-9 employees

  Experienced builders delivering safe, reliable and lasting results from your trusted partner in construction. OTM Construction offers a range of build

• O Otpd Ltd Woodford Green · Plumbing · 1-9 employees

  24/7 Emergency plumbing and drainage services in Mayfair & Central London. Expert solutions for heating, boilers, and unblocking.

• O OTS Heating Services Durham · Heating & ventilation · 1-9 employees

  OTS Heating Services offers expert gas, heating, and plumbing services in Durham and the North East. We handle repairs, maintenance, and full installa

• O Otter Stop London · Fencing · 1-9 employees

  Otter Stop provides long-term otter fence solutions to protect fisheries and wildfowl lakes from otter predation. They offer tailored fencing and advi

• O Otterman Plumbing Ltd Cannock · Plumbing

  Otterman Plumbing Ltd is a plumbing service provider based in Cannock.

• O Otters Group Ltd London · Refurbishment · 1-9 employees

  Otters Group is a family-owned construction business established in 2018, providing expert residential and commercial services including renovations,

• O Our Space Ltd Waterlooville · Main contractor · 1-9 employees

  Our Space Ltd is a trusted main contractor for construction, groundworks & landscaping for homeowners and the public sector across Hampshire.

• O Ourhouselondon Ltd Bromley · Refurbishment · 1-9 employees

  Our House London is a construction company in London, offering refurbishment, painting, carpentry, kitchen and bathroom fitting services with a focus

• O OUTDOOR BUILDING SOLUTIONS LTD Redditch · Fencing · 1-9 employees

  Outdoor Building Solutions offers a nationwide garden building installation service for log cabins, sheds, pergolas, gazebos, and fencing. Trade and p

• O Outdoor Carpets Newton Abbot · Flooring · 1-9 employees

  Outdoor Carpets supply and fit synthetic sports surfaces, specialising in all-weather tennis courts and Multi-Use Games Areas (MUGAS) across the UK.

• O Outdoor Innovations- Alan And Nicola Ltd Cwmbran · Fencing

  High-quality Fencing and Decking solutions for your outdoor needs. Trust Outdoor Innovations for durability and style.

• O Outdoor Landscapes Ltd Aylesford · Driveways & paving

  Outdoor Landscapes Ltd specialises in driveways, patios, fencing, resin-bound driveways, decking, pergolas and hoarding across Kent, Maidstone and Med

• O Outdoor Schemes Ltd Maidstone · Landscaping

  Outdoor Schemes creates engaging, practical, and inclusive outdoor play spaces for schools, nurseries, councils, and community groups across the UK.

• O Outdoor Shading Cornwall Ltd Penryn · Roofing · 1-9 employees

  Enhance your outdoor living in Cornwall with bespoke awnings, pergolas & blinds. Expertly designed & installed to suit your space. Get your free quote

• O Outer London Surfacing Stevenage · Road surfacing · 1-9 employees

  Professional Road Surfacing Contractors in Hertfordshire. Providing Expert Patio, Driveway and Landscaping Work For Commercial & Residential Propertie

• O Outfluir Ltd Burton-On-Trent · Utilities · 1-9 employees

  Outfluir Ltd is a telecommunications company specializing in rapid fibre optic deployment and infrastructure project recovery, delivering critical fib

• O Outlook Roofing Ltd London · Roofing

  Outlook Roofing Ltd specialises in UPVC, roof repairs, new roofs, rubber, felt, and GRP fibreglass flat roofs in London.

• O OUTPOST PROJECTS LTD Havant · Landscaping

  Outpost Projects Ltd offers expert landscaping and groundworks services in Portsmouth, Southampton, Chichester, and Petersfield. Transform your outdoo

• O OUTWEST CIVIL ENGINEERING Birmingham · Civil engineering

  OUTWEST Construction are a Civil Engineering contractor specialising in groundworks, roads and drainage, demolition, from the West Midlands, serving h

• O Ovamill Ltd Great Yarmouth · Main contractor · 50-249 employees

  Ovamill provides quality construction services and operational excellence through efficient planning, communication and competitive pricing. We tailor

• O Ovenden Allworks Ltd Canterbury · Civil engineering · 1-9 employees

  Ovenden Allworks is a family-owned construction company based in Kent, specialising in civil engineering, groundworks, earthmoving, and surfacing. Wit

• O Ovenden Earthmoving Co Ltd Canterbury · Groundworks · 10-49 employees

  UK specialist contractor for earthmoving, on-site crushing & recycling, and flood, coast & marine defences. Sustainable solutions, reliable delivery n

• O Ovenden Plant Hire Ltd Canterbury · Plant hire · 10-49 employees

  Ovenden Plant Hire provides reliable plant and machinery hire across the UK. From excavators and dump trucks to rollers and attachments, we offer flex