Extension builders in Northern Ireland

84 extension builders across Northern Ireland.

• 6 66 Atelier Ltd Craigavon · Design & build

  66 Atelier specializes in bespoke luxury home construction and architectural design build services across the UK. We craft exceptional, high-end resid

• A Advancedni Ltd Bangor · Refurbishment

  Advanced NI are conservatory roof conversion specialists in Northern Ireland along with an extensive range of windows and doors in a wide range of mat

• A Amac Building Ltd Newry · Refurbishment

  AMAC Building Ltd. transforms homes with new builds, extensions, and renovations. We offer adaptable property improvement options, ensuring quality cr

• A Amd Homes Ltd Ahoghill · Main contractor

  AMD Homes Ltd is an award-winning building contractor in Ballymena, Northern Ireland, specialising in building family homes. They offer design to buil

• B Ballygrange Contracts Ltd Newry · Carpentry & joinery · 1-9 employees

  Family-owned construction business specialising in joinery, carpentry, groundworks, civil engineering, timber frames, roofing, new builds, and extensi

• B Breeze Construction Solutions Ltd Craigavon · Shopfitting

  Breeze Construction is a family-run business in Waringstown, Northern Ireland, offering shop fitting, refurbishment, extensions, new builds, conversio

• C Canavan Construction Ltd Ballyronan · Main contractor · 1-9 employees

  Canavan Construction Ltd, established in 1999, is a Northern Ireland-based construction company renowned for delivering bespoke, high-quality projects

• C CARMICHAEL CONTRACTS LTD Ballymena · Refurbishment

  Carmichael Contracts delivers outstanding construction services in Northern Ireland, prioritizing quality, reliability, and customer satisfaction for

• C CDM Ireland Limited Newry · Design & build

  CDM Ireland Limited specialises in bespoke garden rooms, house extensions, and new builds in Newry. With over 30 years of experience and LEED certific

• C Clog Construction Ltd Coalisland · Main contractor · 1-9 employees

  Clog Construction Ltd is a well-established building contractor in Dungannon, County Tyrone with 10 years of experience. We offer professional service

• C Craigview Utilities Ltd. (BUILDERS) Londonderry · Utilities

  Craigview Utilities Ltd is a family-run construction business with a strong reputation for reliability, quality, and trust. They serve public and priv

• C Crosby Windows (Ni) Ltd Belfast · Glazing

  Crosby Windows, based in Belfast, offers expert double glazing installation services across Northern Ireland. Specialising in windows, doors, conserva

• D Dbl Donnelly Building Ltd Portadown · Bricklaying · 1-9 employees

  DBL Donnelly Building Ltd is a team of expert bricklayers based in Belfast, offering expert building services at competitive prices with over 20 years

• D Dcm Contracts (Ni) Ltd Banbridge · Main contractor

  DCM Contracts delivers construction project success in the Residential, Commercial, Healthcare and Education sectors from its headquarters in Banbridg

• D Derek Faulkner Contracts Ltd Banbridge · Main contractor · 1-9 employees

  Derek Faulkner Contracts is a trusted building contractor delivering high-quality residential and commercial projects across Northern Ireland. With ov

• D Df Builders Ltd Dungannon · Main contractor · 1-9 employees

  DF Builders Ltd are Building Contractors specialising in Commercial Build and Private Housing across the UK and Ireland. With over 35 years of experie

• D Diamond Property Maintenance NI Belfast · Roofing

  Diamond Property Maintenance NI offers property maintenance in Belfast & NI. 30+ years experience, £10M insured, 5.0 Google rated. Services include cl

• D Dj Kelly Construction Ltd Derry · Refurbishment · 1-9 employees

  DJ Kelly Construction Ltd. is a family run business specialising in renovations, extensions, NIHE grant work.

• D Donnelly Bros Contracts Ltd Omagh · Main contractor · 1-9 employees

  Trusted building services in County Tyrone. Donnelly Bros Contracts Ltd offers expertise in extensions, renovations, and new builds. Reliable, local b

• E E C Construction Ltd Magherafelt · Main contractor · 1-9 employees

  E. C. Construction (Moneyvolan) Ltd. established in 1992, offers over 38 years of experience in all types of building work. SEAI and C2 Registered.

• E East Down Building & Joinery Dromore · Extensions · 1-9 employees

  East Down Building & Joinery offers a comprehensive range of building services, specializing in extensions, new builds, and sunrooms. They pride thems

• E Edenross Contracts Ltd Newry · Design & build · 1-9 employees

  Edenross Contracts Ltd are an experienced bespoke design & build contractor based in Rostrevor, building in Newry & Mourne for over 20 years.

• E Eor Builders Ltd Castlewellan · House builder

  EOR Builders is a construction company specialising in new-build homes, renovations, and extensions for residential, commercial, and agricultural clie

• F Fg Fegan & Co Ltd Newry · Painting & decorating

  FG Fegan offers specialist surface preparation, industrial paint spraying, and chemical cleaning services. They focus on safeguarding and aestheticall

• G Gareth Roddy Building Ltd Newtownards · Main contractor · 1-9 employees

  Gareth Roddy Building Ltd is a family-run building company in Newtownards, County Down, Northern Ireland, specialising in new-builds, extensions, refu

• G Garren Fm Ltd Belfast · Main contractor

  NIHE approved construction and facilities management company based in County Antrim, Northern Ireland. Specialists in healthcare, social housing, Chan

• G Ggs Construction Hillsborough Ltd Hillsborough · Extensions

  Excellence In Construction. Family firm based in Royal Hillsborough, County Down, carrying out all manner of construction works from small home renova

• G Glencloy Builders Ltd Carnlough · Extensions · 1-9 employees

  Glencloy Builders Ltd is your trusted partner for a wide range of construction services in County Antrim, offering high standards of workmanship and c

• G Glenfort Timber Engineering Ltd Dungannon · Timber frame · 10-49 employees

  Glenfort Timber Engineering is a third-generation family business specialising in structural timber products and services, including design, engineeri

• G Grant Bros Developments Ltd Downpatrick · Groundworks

  Grant Bros Developments Ltd offers quality groundworks and construction services including extensions, new builds, drainage, and driveways. Establishe

• G Grn Contracts Ltd Dungannon · Steel fabrication

  GRN Contracts Ltd specialises in supplying and erecting bespoke steel buildings, including cold-rolled galvanised frames and structural steel frames f

• H Harlo Construction Hillsborough · Main contractor · 1-9 employees

  Harlo Construction Ltd, based in Hillsborough, Co. Down, offers custom new builds, extensions, and renovations across Northern Ireland. With over 15 y

• J J S Design & Build Ltd Carrickfergus · Design & build

  JS Design & Build is a local company offering a complete building package from architect to completion, taking stress away from clients. They provide

• J Jcon Construction Ltd Omagh · Groundworks · 1-9 employees

  JCON Construction offers a comprehensive range of construction services, including foundations, buildings, renovations, extensions, bulk earthworks, d

• J Johnston Contracts Ltd Lisburn · Refurbishment · 1-9 employees

  Johnston Contracts Ltd offers quality renovations, new kitchens, bedrooms, and bathrooms in Northern Ireland. Family-run with over 25 years of experie

• K Keelryan Developments Ltd Co Down · Main contractor · 1-9 employees

  Keelryan Developments Ltd is an established Main Contractor with extensive experience in delivering high-quality projects across education, healthcare

• K Killowen Contracts Ltd Newry · Main contractor

  Killowen Contracts Ltd is a leading Building, Civil Engineering and Fit-Out Contractor working throughout Northern Ireland and Ireland for 50 years.

• K Kmg Contracting Ltd Banbridge · Main contractor · 1-9 employees

  KMG Contracting Ltd is a local firm offering building services in Belfast and surrounding areas. Specialising in building & renovations.

• L Larsen Piling Lisburn · Piling · 10-49 employees

  Larsen Piling specialises in piling and underpinning works, offering a comprehensive range of engineered foundation solutions and subsidence repair te

• L Lmc Drylining Ltd Derry · Drylining · 10-49 employees

  LMC Drylining are specialists in drylining, partitions, suspended ceilings and Corium brick cladding across the UK and Ireland. They also undertake co

• L Logan Contracts Joinery And Building Contractors Ltd Ballymena · Carpentry & joinery · 1-9 employees

  Logan Contracts Joinery and Building Contractors based in Ballymena, County Antrim, Northern Ireland. Over 20 years experience in building.

• L Looney & Mcalister Ltd Larne · Main contractor · 10-49 employees

  Looney & McAlister provide professional maintenance and building contractors services with a measured, high-quality, hands-on commitment to clients.

• M M & N Contracts Ltd Toomebridge · Main contractor · 1-9 employees

  M & N Contracts carry out all types of construction work from New Build Houses to Large Commercial Projects. Based in County Antrim, all types of work

• M Madden Contracts Ltd Belfast · Main contractor · 1-9 employees

  Builders focused on meticulous planning, open communication & high quality. We take care of the hard work so you can enjoy watching your vision come t

• M Mark Gorman Building & Roofing Ltd Lisburn · Main contractor

  Mark Gorman Building & Roofing Ltd is a construction company based in Northern Ireland, offering a wide range of building and roofing services with ov

• M Mc Cusker Contracts Ltd Omagh · Main contractor · 10-49 employees

  Expert building and civil engineering construction services combining professional excellence with genuine care for every project we undertake.

• M Mccarron Bros Ltd Tempo · Main contractor · 1-9 employees

  McCarron Bros Ltd offers a wide range of construction services in Fermanagh and neighbouring counties, including domestic and commercial projects, and

• M Mccarthy Developments (Portaferry) Ltd. Newtownards · House builder · 1-9 employees

  McCarthy Developments Portaferry Ltd is a family-run business in Co Down, with over 35 years of family history in construction. Specialising in new bu

• M McD Painting & Exterior Cleaning Newry · Painting & decorating · 10-49 employees

  McD Painting & Exterior Cleaning offers expert commercial and industrial painting and cleaning services in Newry and nationwide. Established in 1998,

• M Mchenry Bros Ltd Ballycastle · House builder · 1-9 employees

  McHenry Bros is a family-run construction company based in Ballycastle, Northern Ireland, with over 30 years of experience building quality homes and