Main contractors in Wales

192 main contractors across Wales.

• 2 247 Elevate Construction Ltd Cardiff · Main contractor

  Reliable construction services in Newport and across Wales. Providing exceptional building solutions with a focus on quality, safety, and precision.

• 4 4 Crosses Construction Ltd Menai Bridge · Civil engineering · 10-49 employees

  Privately owned company based in Menai Bridge, providing civil engineering and building services throughout North Wales and the North West.

• A A K Developments Anglesey Ltd Pentraeth · Main contractor · 10-49 employees

  Award-winning building contractors on Anglesey and trusted builders across North Wales. Controlled, well-managed construction, renovations, extensions

• A A P Waters Building Contractors Ltd Pontypool · Main contractor · 50-249 employees

  Reliable building contractors in South Wales. A P Waters deliver quality construction, refurbishments, and maintenance services across Pontypool, Newp

• A A-L-R Installation Group Ltd Swansea · Main contractor

  A-L-R Installation Group Ltd is a new company based in Swansea, Wales. We are dedicated to providing high-quality installation services.

• A A&D Probuild Rhossllaneregog · Main contractor · 1-9 employees

  A&D Probuild is a construction company offering quality craftsmanship and exceptional service to homeowners and developers. Specialising in a range of

• A Activate Construction Ltd Aberdare · Main contractor

  Activate Construction Ltd are a building contractor based in South Wales. Specialists in new builds & extensions.

• A Adref Construction Ltd Cardigan · Main contractor · 10-49 employees

  Specialist West Wales construction company focusing on architect-led luxury homes and detail-driven commercial projects.

• A Aj Building Contractors Anglesey Ltd Bangor · Refurbishment

  AJ Building Contractors Anglesey Ltd is a family-run construction company in Llanerchymedd, North Wales, specialising in refurbishments, extensions, a

• A Ajy Construction Ltd Newport · Main contractor

  AJY Construction Ltd provides a wide range of building services in South Wales & beyond since 2023, focusing on high quality workmanship for residenti

• A Alan Roberts & Sons Builders Ltd Corwen · Main contractor · 1-9 employees

  Alan Roberts & Sons Builders Ltd offers a comprehensive range of building services including new builds, renovations, extensions, stonework, alteratio

• A Algar Groundworks Ltd Swansea · Groundworks

  Algar Groundworks offers groundwork and building services in Swansea. With over 13 years established and 20 years of team experience, they cater to do

• A Alpha Building Group Ystradgynlais · Main contractor · 10-49 employees

  Alpha Building Group provides professional construction, structural works, roofing, maintenance and project management services across South Wales.

• A Amp Construction & Groundworks Ltd Gwalchmai · Main contractor · 1-9 employees

  A family-run construction and groundworks company from Anglesey with over 40 years' experience in general construction and civil engineering across No

• A Anthony Dever Construction Ltd Denbigh · Refurbishment · 10-49 employees

  Building quality and delivering trust, Adever offers construction, refurbishment, and renovation services across the North West and North Wales. Exper

• A Apex Property Developments South Wales Ltd Port Talbot · Property developer

  Apex Property Developments South Wales is a leading firm of builders in Port Talbot, delivering quality residential and commercial building projects,

• A Approved Property Solutions Ltd Swansea · Main contractor · 1-9 employees

  Approved Property Solutions LTD is a company based in Swansea. The website is currently under construction.

• A Asd Build Abernant South Ltd Cardiff · Main contractor · 1-9 employees

  Asd Build Abernant South Ltd is a main contractor company based in Cardiff, registered at Companies House in 2018.

• A Asd Build Ltd Cardiff · Main contractor · 1-9 employees

  ASD Build Ltd is a chartered organisation operated by construction professionals providing high-quality building development solutions for local commu

• A Ash Installations And Construction Ltd Cardiff · Main contractor · 1-9 employees

  Ash Installations & Construction Ltd are a professional, reliable and fully accredited construction company based in Cardiff. Experts in construction

• A Astro Building Services Llanelli · Loft conversions

  Astro Building Services are local building contractors covering Swansea, Llanelli and surrounding areas for garage and loft conversions, barn conversi

• B Barcud Coch Ltd Lampeter · Main contractor · 1-9 employees

  This website has moved. You can now find us at our new address.

• B Bay Quantity Surveyors Ltd Swansea · Main contractor · 1-9 employees

  Bay Quantity Surveyors, based in Swansea, we specialise in a wide range of commercial services across South Wales and beyond.

• B Ben Jones Building Contractor Ltd Barry · Main contractor · 1-9 employees

  Builder based in the Vale of Glamorgan, we provide a full range of building services from small alterations to large extensions and renovations.

• B Bespoke Construction & Joinery Solutions Ltd Pontypool · Main contractor · 1-9 employees

  Experienced builders in Pontypool, South Wales. Specialising in bespoke construction and joinery, including barn conversions, heritage projects, exten

• B Bessent And Bessent Ltd Llanelli · Main contractor · 1-9 employees

  Dream home builders in Swansea. Bessent & Bessent work with top architects and designers to deliver beautifully built, expertly costed homes.

• B Bradbar Construction Ltd Swansea · Main contractor · 1-9 employees

  Bradbar Construction Ltd is a main contractor company based in Swansea, registered at Companies House in 2021.

• B Bright Surge Electrical Ltd Colwyn Bay · Main contractor

  Bright Surge Electrical Ltd offers professional house construction, renovation, new builds, extensions, and electrical services in Colwyn Bay and Nort

• B Brope Access Solutions Cardiff · Scaffolding

  Brope Access Solutions offers specialized rope access, facade access consultancy, and bespoke software solutions for technicians. Founded by an IRATA

• B Builders Force Services Ltd Ebbw Vale · Main contractor

  BUILDERS FORCE SERVICES LTD is a leading construction firm with a reputation for excellence in diverse projects. We bring your ideas to life with mode

• C C James Carpentry & Construction Ltd Cardiff · Main contractor · 1-9 employees

  C James Carpentry & Construction Ltd, based in Cardiff, offers a comprehensive range of building services including house extensions, home renovations

• C C.J. Construction (Wales) Ltd Port Talbot · Main contractor · 10-49 employees

  CJ Construction (Wales) Ltd specialise in New Build and Refurbishment projects for Local Authorities, Public Sector Bodies, Housing Associations and P

• C C.M.S. Builders Ltd Haverfordwest · Main contractor · 1-9 employees

  CMS Builders is a reliable and trustworthy family business providing general building services in & around Pembrokeshire. Services include new builds,

• C Camilleri Group Cardiff · Main contractor · 10-49 employees

  Camilleri Construction is a Chartered Building Company specialising in commercial construction and fire and flood insurance repairs, working with majo

• C Carreg Construction Ltd Haverfordwest · Main contractor · 10-49 employees

  Award-winning construction company of unique modern and heritage construction projects throughout South and West Wales since 2003.

• C Carroll Ltd Ruthin · Main contractor · 10-49 employees

  Carroll Ltd is a leading construction specialist in Wales, founded in 1978. They offer integrated design and build services for commercial, retail, le

• C Carter Lauren Construction Ltd Cardiff · Main contractor · 50-249 employees

  Carter Lauren Construction is a privately owned construction company with a wide range of experience in Education, Health, Hotels, Care Homes, and Pub

• C Carver & Beese Building Contractors Ltd Tredegar · Groundworks · 1-9 employees

  Carver & Beese Building Contractors provides groundworks, concrete, building and blockwork services in Abergavenny, Monmouth, Monmouthshire and surrou

• C Castlemead Group Ltd Wrexham · Main contractor · 10-49 employees

  Castlemead Group Ltd., Building today for a better tomorrow - an extremely skilled construction partner based in Wrexham, North Wales.

• C Cdl Building And Carpentry Ltd Swansea · Main contractor · 1-9 employees

  CDL Building and Carpentry provide high quality building and carpentry services in and around Swansea, including Neath. Specialising in large new buil

• C Celtic Heritage Construction And Stonemasonry Ltd Caernarfon · Stonemasonry

  Celtic Heritage Ltd offers comprehensive construction and stonemasonry services across the UK. Founded in 1996, we have over 20 years of combined expe

• C CHECKMATE BUILDING LTD Barry · Main contractor

  Checkmate Building offers a wide range of building, landscaping, and fire protection services in South Wales. They specialize in creating beautiful in

• C Cifra Solutions Ltd Cardiff · Main contractor · 1-9 employees

  Independent Quantity Surveying, Project Management and Employer's Agent services for developers, contractors and lenders across Wales and the UK.

• C Clarke Ground Maintenance Ltd Abergavenny · Landscaping

  Expert Tree Surgery, Landscaping, Groundworks & Operated Tractor Hire across Wales and the South West of England. Serving Monmouthshire, Powys, Glouce

• C Clockwork Building and Maintenance Cardiff · Electrical · 1-9 employees

  Clockwork Building and Maintenance offers a comprehensive range of building, maintenance, and specialised services for homes and businesses, focusing

• C Clockwork Maintenance & Refurbishment Ltd Cardiff · Property developer

  Clockwork Maintenance & Refurbishment Ltd is a property developer company based in Cardiff, registered at Companies House in 2020.

• C Coastbuild Ltd Tenby · Carpentry & joinery · 1-9 employees

  Coastbuild Ltd is a local construction company servicing Pembrokeshire's South West coast, known for high-standard projects, outstanding craftsmanship

• C Copefield Construction Ltd Carmarthen · Main contractor

  Copefield Construction Ltd is a Trustmark accredited construction company in Carmarthenshire, offering services from general repairs to full-scale con

• C Cotterrall Brickwork Ltd Rhydyfelin · Main contractor · 1-9 employees

  Welcome to COTTERRALL BRICKWORK LTD! We provide Building Contractor Cardiff and the surrounding areas. Contact us for a free quote today!

• C Crl Group Ltd Conwy · Main contractor · 10-49 employees

  CRL Group Ltd offers commercial and trade services in North Wales, North West and Midlands, including building contracting, plant hire, tool hire, and