Construction companies in Wales

1711 construction companies across Wales.

• S Shier Coatings Ltd Barry · Flooring

  Upgrade your commercial facility with Shier Coatings. Specialists in durable industrial flooring, epoxy resin, and cladding spraying in South Wales an

• S Short Bros Homes Llanelli · House builder · 10-49 employees

  New build homes in sustainable communities from Short Bros Homes. Creating communities not just houses, with energy-efficient, eco-friendly housing.

• S Short Bros Homes (Kidwelly) Ltd Llanelli · Main contractor

  Short Bros Homes (Kidwelly) Ltd is a main contractor company based in Llanelli, registered at Companies House in 2020.

• S Short Bros Homes (Pontlliw) Ltd Llanelli · Main contractor

  Short Bros Homes (Pontlliw) Ltd is a main contractor company based in Llanelli, registered at Companies House in 2020.

• S Sigma 3 (Kitchens) Ltd Pontyclun · Kitchen fitting · 50-249 employees

  Sigma 3 are Luxury Kitchen Designers without the luxury price tag. We're highly recommended and have had a passion for making and designing kitchens f

• S Signature Floors Pembroke Ltd Pembroke · Flooring

  Signature Floors Pembroke Ltd is a professional flooring specialist in Pembrokeshire, offering domestic and commercial flooring solutions with over 30

• S Silver Stoves Ltd Haverfordwest · Heating & ventilation

  Silver Stoves Ltd supplies and installs multi-fuel and wood-burning stoves in Pembrokeshire. HETAS Approved Retailer & Registered Installer. Offers fr

• S Sion Owens Roofing Ltd Bangor · Roofing

  Welsh slate specialists in Bethesda covering North Wales. Slate, tile, EPDM, lead & repairs. 25 years' experience, CHAS accredited, 20-year guarantee.

• S Sitastruct Ltd Wrexham · Cladding · 1-9 employees

  Sitastruct provides a complete range of rainscreen cladding services using high-quality, proven products. Established in 1993, we have a reputation fo

• S Site Audit Services Tonypandy · Fire protection

  Site Audit Services (SAS) is a leading health and safety consultancy and training provider with over 20 years of experience. We empower individuals an

• S Site Heat Treatment Services Ltd Port Talbot · M&E contracting · 1-9 employees

  Specialists in heat treatment, thermal engineering, and furnace treatments in South Wales and beyond. Established 1982.

• S SiteSmart Port Talbot · Timber frame · 1-9 employees

  SiteSmart is a national installation partner specialising in structural timber systems, including low-rise timber frame and SIPS. They focus on effici

• S Sj Flower The Building Company Ltd Pontyclun · Refurbishment · 1-9 employees

  A family-run building company with over 20 years of experience, offering garage conversions, orangeries, extensions, new builds, renovations, and hard

• S Sjb Contractors Ltd Pentre · Bricklaying

  Well-established bricklaying company based in the Rhondda Valley, undertaking a wide variety of projects for a broad spectrum of companies, from socia

• S Sjh & Sons Ltd Cardiff · Extensions · 1-9 employees

  Expert carpentry and construction services in Cardiff. Specialising in home extensions, loft conversions, bathroom renovations, kitchen fitting and fu

• S Skyla Scaffolding Ltd Cwmbran · Scaffolding · 10-49 employees

  Skyla Scaffolding is your trusted partner for comprehensive scaffolding solutions, offering a wide range of services and setups for residential, comme

• S Slaymaker Roofing Ltd Llandudno · Roofing

  Slaymaker Roofing & Building offers professional roofing and building services. Specialising in roof repairs, replacements, extensions, and more. Fami

• S Sleep Window Systems Ltd Melin Court · Windows & doors

  Professional installers of windows, doors, conservatories & orangeries. Supplying quality products from UK manufacturers at affordable prices.

• S SLS CCTV & Security Mountain Ash · Security systems

  Professional CCTV, Alarm System & Door Entry Installation Services for Businesses and Homes across Wales and South West England. Trusted Local Experts

• S Slv Homes Ltd Aberdare · Property developer · 1-9 employees

  SLV Homes Ltd is a property developer with over 20 years experience based in Hirwaun providing home renovations and construction to the surrounding ar

• S Sm Home Improvements Ltd Cardiff · Extensions · 1-9 employees

  SM Home Improvements Ltd is a Cardiff-based renovation company offering extensions, kitchens, bathrooms, garden rooms and full renovations. Built on r

• S Smart Energy Homes Cwmbran · Solar PV · 50-249 employees

  Smart Energy Homes provides energy-efficiency grants and affordable home-upgrade solutions to cut costs and reduce carbon footprints.

• S Smart Heating Solutions (Sw ) Ltd Abergavenny · Plumbing

  Plumbing and Gas Safe heating engineers based in South Wales. We offer boiler servicing, installation, repairs, and landlord safety checks.

• S Smarter Glazing Solutions Newport · Windows & doors

  Smarter Glazing Solutions Ltd offers expert installation and maintenance for windows and doors in Newport & South Wales, with over 20 years of experie

• S SmartShield Wallcoating Solutions Cardiff · Cladding

  Transform and protect your property with SmartShield Wall Coatings. Our exterior wall coating solutions provide durability, weather resistance, and ae

• S SMC Kitchens Pontyclun · Kitchen fitting · 1-9 employees

  SMC Kitchens Ltd, based in Pontyclun, offers high-quality modern, handleless, and cottage-style kitchens from Nobilia, alongside bespoke bathroom and

• S Sno Energy Solutions Ltd Rhymney · Solar PV

  SNO Energy Solutions Limited offers comprehensive domestic and commercial electrical services, specializing in Solar PV, Battery Storage, and EV Charg

• S Snowdonia Building Services Ltd Pwllheli · Extensions · 1-9 employees

  Snowdonia Building Services Ltd offers quality house extensions, property renovations, and new build homes on the Llyn Peninsula. Family-run with over

• S Snowdonia Fire Protection Ltd Gwynedd · Fire protection

  Protect your home or business with fire and security systems from Snowdonia Fire Protection. Offering alarms, extinguishers, CCTV, and more across Nor

• S Solar Save Renewables Ltd Llandeilo · Solar PV

  MCS-certified installers of solar PV, battery storage, and heat pumps in Carmarthenshire, Wales. Experts in renewable energy solutions.

• S Solarcell (UK) Ltd Narberth · Solar PV

  Solar PV specialists in Pembrokeshire offering consultation, design, supply, and installation of PV systems for domestic, commercial, and agricultural

• S SOLARCENTRIC RENEWABLES LIMITED Port Talbot · Solar PV

  SolarCentric are renewable energy & solar PV specialists covering the UK, Swansea, Cardiff & South Wales, fully accredited renewable energy installati

• S Solartech Installations Ltd Wrexham · Solar PV

  Local renewable energy experts in Cheshire & North Wales. MCS Accredited, NAPIT Approved, and Which? Trusted Traders since 2014. Specialising in solar

• S Solec Electrical Ltd Carmarthen · Electrical

  Solec Electrical Ltd offers expert electrical installations, rewires, and inspection/testing, specializing in solar PV and battery storage for domesti

• S Solseal Caldicot · Waterproofing · 10-49 employees

  The UK's leading supplier of sealants, adhesives & mortars, with speedy next-day delivery. Shop online from trusted brands like Sika, Everbuild, & Map

• S Solving Alcoves Cardiff · Carpentry & joinery

  Fresh & Vibrant Fitted Furniture. - Cardiff, Newport and beyond. High quality, bespoke made fitted wardrobes, fitted alcove cabinets.

• S Something To Grout About Ltd Swansea · Tiling

  Tilers in Swansea offering exceptional tiling services for domestic and commercial projects since 2009. Specialising in quality finishes, bathroom ren

• S Sonik Electrical Ltd Cardiff · Electrical

  Sonik Electrical is a specialist electrical provider in South Wales, serving residential, commercial, and industrial clients with design, installation

• S South Meadow Homes Ltd Pembrokeshire · House builder · 1-9 employees

  Award-winning, family-run housebuilder in South Pembrokeshire, building traditionally since 1985. Known for quality and local craftsmanship.

• S South Wales Contractors Ltd Glamorgan · Civil engineering · 1-9 employees

  South Wales Contractors Ltd is a family-run civil engineering and external works contractor with over 24 years of experience. Specialising in concrete

• S South Wales Gas Services Ltd Swansea · Heating & ventilation

  South Wales Gas Services offers expert boiler installation, care plans, and repairs with 24/7 support from ex-British Gas engineers. Serving Swansea a

• S South Wales Ground Testing Bridgend · Groundworks

  South Wales Ground Testing is a specialist site investigation company providing professional ground testing services including CBR testing, plate load

• S South Wales Guardian Ammanford · House builder · 1-9 employees

  South Wales Guardian is a local news source for Carmarthenshire, providing news, sport, and information on property, jobs, and local events.

• S South Wales Insulation Bridgend · Insulation

  Enhance your home with loft & cavity wall insulation, loft ladders, conversions, and more. Discover insulation grants for added savings.

• S South Wales Liquid Screed Blackwood · Concrete works · 1-9 employees

  Family-run screed and concrete contractors covering South Wales from Blackwood: liquid screed, ready-mix concrete supply, pump hire and underfloor hea

• S South Wales Rendering Ltd Newport · Plastering

  South Wales Rendering Ltd offers premium render finishes including monocouche, silicone, and roughcast, backed by a 10-year warranty. Approved Sika Pa

• S South Wales Renewables Ltd Neath · Heating & ventilation

  Expert heating and renewable energy services including installation, repairs and servicing across Neath and South Wales by local engineers.

• S South Wales Utility Mapping Ltd Newport · Utilities

  South Wales Utility Mapping Ltd offers utility mapping services nationwide, utilizing advanced equipment like Radiodetection RD 8100 and Leica DS 2000

• S Southern Ground Testing Bridgend · Groundworks · 1-9 employees

  Southern Ground Testing provides specialist ground investigation services including diamond drilling, coring, and in-situ testing for engineering and

• S Spark Security Solutions Ltd Abertillery · Electrical

  Professional electrical installations, testing, repairs and integrated security systems for homes, landlords and businesses across Manchester and Grea