Extension builders in the UK

8971 extension builders listed from the UK register.

• O Oates Developments Ltd Elland · Main contractor

  Expert Huddersfield and Halifax builders with 30+ years' experience delivering quality construction, renovations and electrical work.

• O Obe Building Ltd London · Extensions · 1-9 employees

  OBE Building delivers high-quality home extensions, loft conversions, refurbishments, structural steel and commercial fit-outs with expert project man

• O Obedair Ltd Plymouth · Refurbishment

  Obedair Construction is a solutions-focused construction business based in Plymouth, UK, delivering quality projects across various sectors with a str

• O Obelisk London London · Refurbishment

  Obelisk London Limited is a construction company offering expert contracting services in London, specializing in internal renovations, refurbishments,

• O OBG Homes Glasgow · Design & build · 10-49 employees

  OBG Homes are Glasgow's most trusted builder of single storey kitchen extensions. We offer a complete turnkey service for self-build homes, loft conve

• O Obsession Design And Build Ltd Weston-Super-Mare · Design & build · 1-9 employees

  Design and build home extensions, conservatory transformations, home renovations, professional decorators and plastering services, made to measure war

• O Obsidian Design & Build Ltd Macclesfield · Design & build · 1-9 employees

  Professional construction company delivering high-quality design and build services for residential and commercial projects. Offering end-to-end proje

• O Ocdon Group Ltd Alfreton · Refurbishment

  OCDON GROUP LTD offers loft conversions, kitchen and bathroom renovations, painting, patio and driveway works, and full house refurbishments in Somerc

• O Ocean Builders Ltd Birmingham · Extensions · 1-9 employees

  Ocean Builders offers a comprehensive range of building services, specializing in extensions, new builds, roofing, and refurbishments. We also provide

• O Oceansafe Windows Scarborough Limited Bridlington · Windows & doors

  Oceansafe Windows Scarborough Limited offers high-quality UPVC, composite, and aluminium installations for windows, doors, conservatories, and oranger

• O Ochil Joiners And Builders Ltd Tillicoultry · House builder

  Ochil Joiners and Builders: Family-run business providing bespoke building and joinery solutions. Specialising in house builds, renovations, and exten

• O Octagon Impact Ltd Harrow · Kitchen fitting

  Professional builders in Harrow offering kitchen, bathroom, and decorating services. We transform high-end homes with a personal touch, ensuring custo

• O Octo Constructions Ltd Slough · Design & build

  Octo Construction Ltd specialises in construction engineering, offering expertise from design and planning through to all construction work. We have a

• O Od Contractors Ltd Huddersfield · Extensions · 1-9 employees

  Building contractors in Huddersfield & West Yorkshire specialising in home extensions, loft conversions & refurbs. Family run, 20 years est. Free surv

• O ODC Glass London · Glazing · 50-249 employees

  ODC Glass specialises in high-quality aluminium bifold and sliding glass doors, windows, roof lights and glazing systems for residential and commercia

• O OFFSITE BASES LIMITED Kingston Upon Thames · Piling · 1-9 employees

  Offsite Bases offers a speedy and sustainable replacement for concrete foundations with innovative Ring Beams and Helical Piles, reducing construction

• O Ogbourne Construction Services Ltd Marlborough · Main contractor · 1-9 employees

  OGBOURNE CONSTRUCTION SERVICES delivers quality residential building and project management from concept to completion with professionalism and reliab

• O Oggeretti Ltd London · Loft conversions · 1-9 employees

  South London construction company recognised for fostering innovation and embracing emerging technologies. Undertakes small to large complex residenti

• O Oggy Builder Ltd London · Kitchen fitting · 1-9 employees

  Oggy Builders delivers reliable building and renovation services, including kitchens, bathrooms, extensions, and landscaping. Trusted craftsmanship wi

• O Ogival Ltd London · Refurbishment

  Ogival offers professional property modifications and alterations, including refurbishments, basements, extensions, and loft conversions. With a desig

• O Ohmega Construction Abbots Langley · Refurbishment

  Ohmega Construction: Your trusted partner in building better homes. Specialising in kitchens, refurbishments, and extensions, we bring your ideas to l

• O Oil Tank Change Newmarket · Utilities

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

• O Ojg Joinery & Construction Ltd Leeds · Carpentry & joinery

  OJG Joinery & Construction Ltd are reliable joinery and construction specialists in Leeds, offering a wide range of services for commercial and reside

• O OJN Building & Roofing Ltd Walsall · Extensions

  Reliable building and roofing company based in Walsall, serving Aldridge, Birmingham, Cannock, and surrounding areas. Specialising in extensions, bric

• O Oka Carpentry Ltd Newton Abbot · Carpentry & joinery

  Oka Carpentry Ltd offers expert carpentry, home renovations, shop fitting, and fire door installations for residential and commercial clients in Torqu

• O Okaro Construction Ltd Maidstone · Extensions

  Okaro Construction delivers exceptional building services, transforming spaces with expertise in extensions, renovations, landscaping, driveways, and

• O Okemb Services Ltd Sheffield · Refurbishment

  Okemb Services Limited offers quality, reliability, and agility in home renovation and building projects, with a personal approach to client collabora

• ö öKohaus Cornwall Ltd St. Columb · House builder · 1-9 employees

  Ökohaus Cornwall builds certified Passivhaus and high performance homes using natural and sustainable materials. We work closely with architects from

• O Old Oak Carpentry Ltd Southampton · Carpentry & joinery

  Old Oak Carpentry is a trusted, family-run business in Hampshire, dedicated to delivering home improvement services to the highest standard. We transf

• O Oldfield Construction (London) Ltd Ruislip · Main contractor · 1-9 employees

  Oldfield Construction Limited offers home improvements in Ruislip. Qualified builders with 51+ years of experience, delivering durability and reliabil

• O Olive Building Ltd Wickford · Main contractor · 1-9 employees

  Olive Building LTD is a reputable building company in Essex, established in 1997, specializing in new builds, extensions, renovations, and conversions

• O Oliver Building Services Ltd Hatfield · Main contractor · 1-9 employees

  Oliver Building Services Ltd offers new builds, property extensions, loft conversions, home offices, garage conversions, and general building services

• O Oliver Fox Glasgow · Fire protection

  Oliver Fox provides 24/7 specialist biohazard, trauma, crime scene, hoarding, and emergency cleaning across the UK & Ireland. Fast, discreet, certifie

• O Ollie Mart Building Services Ltd Matlock · Main contractor · 1-9 employees

  Ollie Mart Building Services are builders in Matlock specialising in natural stone construction. Builders Matlock.

• O Olympia Projects Leeds · Design & build · 1-9 employees

  Olympia Projects Limited is an established, family-run commercial development business, delivering projects throughout the UK with over 55 years of ex

• O OLYMPUS BUILD LTD Dunstable · Main contractor · 1-9 employees

  Olympus Build Ltd offers new builds, extensions, and loft conversions with in-house architects and engineers. They cover Herts, Beds, Bucks, Northampt

• O Olympus Property Development Ltd Manchester · Main contractor

  Premium construction, structural works, renovations and property development across Manchester, Liverpool, Preston and the wider North West. Request a

• O Olympus Property Group Ltd London · House builder · 1-9 employees

  Olympus Property Group offers expert residential construction and surveying services in Hampshire, including new builds, renovations, loft conversions

• O Om Barker Builders Ltd Bagshot · Extensions

  OM Barker Builders Ltd is an experienced building company undertaking house extensions, garage conversions and more in Bagshot, Bracknell and the surr

• O Omega + Group Ltd London · Main contractor · 1-9 employees

  Omega Group is a leading construction and MEP contractor based in West London, delivering high-value projects across residential, commercial, and mixe

• O Omega Lofts Ltd Nottingham · Loft conversions · 1-9 employees

  Omega Lofts Limited specialises in loft conversions, home extensions, and fitted bathrooms/kitchens in Nottingham. Established in 2012, they offer pro

• O Omel Group Wembley · Extensions

  Omel Group offers comprehensive construction solutions across London and the South East, specializing in extensions, renovations, general construction

• O Ominiworks Ltd Bridgwater · Roofing

  Ominiworks offers quality construction services in the South West, specialising in roofing, driveways, patios, decking, fencing, and landscaping. Cont

• O Omni Construction (Edin) Ltd Edinburgh · Refurbishment

  OMNI CONSTRUCTION (EDIN) LTD offers residential construction, repair, and refurbishment services. Specialising in home improvements, maintenance, and

• O Omniform Ltd London · Main contractor · 1-9 employees

  Omniform is a London construction partner for architect-designed homes: whole-house refurbishments, structural work, basements, and new build properti

• O ON LEVEL CONSTRUCTION Manchester · House builder · 1-9 employees

  On Level Construction is a professional and highly regarded construction company based in Tameside, Manchester. With over 40 years collective experien

• O On Point Building & Joinery London · Main contractor · 1-9 employees

  On Point Building & Joinery Ltd offers expert building and joinery services in Blackpool and the North West. Quality craftsmanship for every project,

• O On Site Framing Ltd Redruth · Timber frame · 1-9 employees

  On Site Framing offer timber frame solutions across Cornwall. We provide cost effective timber frames which lower construction costs.

• O On Time Builders Ltd London · Refurbishment · 1-9 employees

  Ontime Builders Ltd specialises in high-end full refurbishment, renovation, bathrooms, kitchens, painting, decorating, plumbing, electrical repairs, e

• O One Bloomsbury Ltd London · Extensions

  One Bloomsbury is a London-based construction and building company offering bespoke design, construction, and maintenance services for residential and