Main contractors in the UK

20744 UK companies working as main contractors.

• I Icontractors Ltd Hounslow · Refurbishment

  iContractors Ltd is a flexible, innovative and results-orientated developer of residential and commercial properties, offering a wide range of buildin

• I ICS Doncaster · Fit-out & interiors · 1-9 employees

  Interior Contract delivering superb commercial Luxury interior Design in Doncaster, South Yorkshire. Serving all of the UK from our central Yorkshire

• I Ics Builders Ltd East Sussex · Restoration & heritage · 1-9 employees

  Family-run builders based in Rolvenden, Kent. Period property restoration, extensions, loft conversions, refurbishments and new builds across the Weal

• I ID Maintenance Harrogate · Cladding · 10-49 employees

  ID Maintenance is a UK leader in corporate signage manufacturing and installation, offering national programmes, maintenance, and emergency support.

• I Id Projects Cheshire Ltd Wilmslow · Main contractor · 1-9 employees

  ID Projects Cheshire is a family-run building company with over 12 years of experience in new build construction, extensions, loft conversions, refurb

• I ID Property Developments LTD Birmingham · Property developer · 1-9 employees

  ID Property Developments LTD offers quality construction and electrical projects, focusing on customer satisfaction, innovation, and design. We provid

• I Id Refurbs Ltd Maidstone · Refurbishment · 1-9 employees

  Kent based builders specialising in loft conversions, extensions, building work & property maintenance. Working through Kent, Medway, Essex, London

• I IDA Company Glasgow · Fit-out & interiors · 1-9 employees

  IDAco is a design and interior fit-out business established in 2015, offering a full design & fit-out service and furniture project delivery for comme

• I Ida Development Ltd Northampton · Main contractor · 1-9 employees

  IDA Development Ltd offers premium construction and development services across the UK, specialising in residential, commercial builds, and renovation

• I Idc Electrical (Southern) Ltd Southampton · Electrical · 10-49 employees

  IDC Electrical (Southern) Limited is a leading Mechanical and Electrical contractor on the south coast, specialising in electrical, plumbing, air cond

• I Idd Contracts Ltd Crawley · Fit-out & interiors · 10-49 employees

  IDD Contracts are industry leaders in office fit-out and refurbishment specializing in ceilings and partitions. With over 20 years of experience.

• I Idea Construction Services Ltd Potters Bar · Refurbishment · 1-9 employees

  IDEA Construction Services offers professional building services in London, specialising in refurbishment, loft conversions, extensions, and bespoke j

• I Ideal Brickwork Ltd Canvey Island · Bricklaying · 1-9 employees

  Ideal Brickwork Ltd are high end bespoke brickwork contractors operating in the south east. We specialise in all aspects of construction ranging from

• I Ideal Building Systems Ltd Bridlington · Modular & offsite construction · 50-249 employees

  Ideal Building Systems Limited is a leader in Modern Methods of Construction (MMC), specialising in modular building systems. With an 8-acre manufactu

• I Ideal Concept London Ltd London · Kitchen fitting

  Ideal Concept Ltd is a family-oriented building and design company based in North London, specialising in kitchens, bathrooms, and wetrooms, offering

• I Ideal Electrical Solutions (UK) Ltd Edinburgh · Electrical · 10-49 employees

  Trusted and reliable Electricians & Electrical Contractors in Edinburgh. Award-winning team serving homeowners, landlords, letting agencies, hotels, s

• I Ideal Glass Ltd St. Albans · Windows & doors

  Glasswork of the finest quality served throughout the South East, UK. Design, supply & installation of the very latest in Aluminium, Timber, PVC & Fra

• I Ideal Property Improvements Ltd Sleaford · Refurbishment

  Discover quality property improvements with our expert team. From minor repairs to major renovations, we ensure reliable and precise service for your

• I Ideal Roofing & Cladding Ltd Rugeley · Roofing

  Ideal Roofing & Cladding Ltd. offers over 40 years of experience in roofing and cladding solutions for industrial, commercial, and residential project

• I Ideal View Technical Limited Watford · Extensions

  High-end home extensions, renovations & technical builds in Hertfordshire & North London. Premium finishes, full project management, fully insured. 5-

• I Ideal Window Solutions Fareham · Windows & doors · 10-49 employees

  The top rated double glazing installer, repair experts and provider of window solutions in Hampshire, Southampton, West Sussex & the South East of the

• I IDease Birmingham · Design & build · 1-9 employees

  IDease is an innovative Birmingham-based construction, refurbishment, and fit-out contractor offering nationwide coverage and complete turnkey solutio

• I Idi Builders Ltd London · Refurbishment

  Building & Renovation Company in North London. Loft Conversion, Extension, New Builds, Full house Refurbishment, Basements, Kitchen & Bathroom.

• I Idig Earthworks Ltd Tunbridge Wells · Groundworks

  iDig Earthworks Ltd is a team of groundwork contractors with a broad range of services available in Caterham, Oxted and all locations in the surroundi

• I IDM Properties London · Main contractor · 1-9 employees

  IDM Construction London is a dynamic construction division launched in 2015, delivering development projects with a flexible approach. We ensure tight

• I Idyllic Developments Doncaster · House builder · 1-9 employees

  Idyllic Developments is a luxury house builder focusing on quality, style, and modern living. Latest development is Honeysuckle Gardens, Barnby Dun, D

• I Iffe Construction Ltd Manchester · Main contractor

  IFFE Construction Limited offers comprehensive construction services, focusing on quality, safety, and client satisfaction. They specialize in new bui

• I IFix Roofing Ltd Leicester · Roofing

  IFix Roofing LTD is a trusted and experienced roofing company serving Leicester and surrounding areas. We offer comprehensive residential and commerci

• I Igjv Ltd London · Carpentry & joinery · 1-9 employees

  IGJV Limited offers luxury bespoke joinery and construction services, specialising in kitchens, furniture, windows, doors, and tiling for residential

• I Igloo Contractors Ltd Doncaster · Main contractor

  As principal contractors with a proven track record, we bring clarity, control, and craft to every project. Based in Yorkshire & operating across the

• I Igloo Environmental Ltd Braintree · Solar PV · 1-9 employees

  Igloo Environmental Ltd: trusted solar PV solutions. Specializing in residential solar panels and battery storage, we ensure top quality and customer

• I Ign Solutions Ltd London · Fire protection · 1-9 employees

  IGN Solutions Ltd is an accredited provider of passive fire protection and construction services. We offer tailored solutions for projects of all size

• I Iguacu Falls Beverages & Electrical Ltd Dorking · Electrical

  IFBE (Integrated Facilities Building Electrical) is an independent commercial electrical & Building facilities contractor with a proven track record.

• I IJ DESIGN Hampton · Refurbishment · 1-9 employees

  IJ DESIGN are London based Builders serving all of South, South West London and nearby areas. Providing domestic, commercial and industrial services.

• I Ijm Building Services Ltd Prudhoe · Main contractor

  Bespoke luxury construction from a Northumberland practice, private new builds, heritage restoration and stone masonry across the UK and Europe.

• I Ijs Building & Joinery Ltd Manchester · Carpentry & joinery · 1-9 employees

  IJS Building & Joinery offers joinery, plastering, kitchens, loft conversions, and renovations in Bury & Manchester. With 20+ years of experience and

• I Ik Fast Track Services Ltd Birmingham · Refurbishment · 1-9 employees

  IK Fast Track Services offers refurbishment, painting, bathroom/kitchen fitting, drywall, plastering, tiling, flooring, roofing, carpentry, plumbing,

• I Ik Sabs Ltd London · Refurbishment

  Trusted local builders in London, delivering quality home extensions, renovations, and new builds. We make every project smooth, simple, and built to

• I Ikmob Ltd Bedford · Extensions

  Reliable building services for homes and small projects. We bring together professional tradespeople and experienced workers to deliver quality constr

• I Ikon Group (Wessex) Ltd Bournemouth · Design & build · 10-49 employees

  Specialist construction contractor offering bespoke turnkey project solutions throughout the United Kingdom.

• I Ikonic Construction Bournemouth · Refurbishment

  Ikonic Construction are trusted bespoke building contractors in Dorset with 20+ years of experience.

• I Iktin Solutions Ltd Penzance · Civil engineering · 1-9 employees

  Cornwall Civil Engineering Solutions in Telecoms, Water, Electrical and Renewables. Covering the Southwest.

• I Ilex Construction Ltd Nr Probus · Restoration & heritage

  Ilex Construction are historic building contractors in Cornwall, breathing life, purpose and craftsmanship back into heritage and bespoke buildings.

• I Ilex Homes Peterborough · Property developer

  Property developers specialising in the renovation of Victorian and Georgian homes in Norwich and the idyllic Norfolk coast. We build, refurbish and r

• i iLife Developments London · Design & build

  iLife Developments is a specialist luxury home development company creating unique, luxurious homes that reflect client individuality. They offer a co

• i iLine Northampton · Civil engineering · 10-49 employees

  iLine is the UK leader in cost effective, permanent culvert and sewer rehabilitation. Contact us today to discuss your next project.

• I Ilkeston Fencing Ltd Ilkeston · Fencing · 10-49 employees

  Ilkeston Fencing Ltd provides reliable gate and fence installation services at affordable rates across Ilkeston, serving domestic and commercial custo

• I Ilkley Brickwork Bradford · Refurbishment · 1-9 employees

  Ilkley Brickwork is your trusted partner for home renovations, extensions, and outdoor space transformations in Leeds, offering expert craftsmanship a

• I Ilkley Construction Ltd Ilkley · Refurbishment

  Ilkley Construction provides premier home renovations, building projects, and expert decorating across Wharfedale. Our "Build Better" ethos ensures hi

• I Ilyrian Construction Ltd London · Main contractor

  Ilyrian Construction Ltd is a London-based family-run building company offering a wide range of property services including new builds, extensions, re