Construction companies in Wales

1721 construction companies across Wales.

• 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 · 1-9 employees

  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 · 1-9 employees

  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 · 1-9 employees

  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 Southern Profiles Ltd Cardiff · Steel fabrication · 1-9 employees

  Southern Profiles Ltd: Your trusted partner in construction excellence. Specialising in steel decking, innovative solutions, and a commitment to safet

• 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

• S Spark to Flame Penarth · Heating & ventilation · 1-9 employees

  Local boiler and heating engineer in Penarth and surrounding areas. Installation, servicing, repairs, LPG and gas services you can trust.

• S Sparkz Electric Ltd Swansea · Electrical · 1-9 employees

  Sparkz Electric Ltd provides reliable commercial, industrial & domestic electrical services. Contact us for tailored solutions today!

• S SPARTAN SCAFFOLDING SOLUTIONS Swansea · Scaffolding · 10-49 employees

  Cost effective & reliable scaffold services, serving South Wales and the West. Offering affordable scaffolding services and solutions for commercial,

• S Sphinx Group UK Cardiff · Demolition · 1-9 employees

  Sphinx Group UK is a parent company investing in construction and real estate in the UK and Egypt, focusing on quality, innovation, and sustainability

• S SprayCoat Solutions Wales LTD Cardiff · Painting & decorating · 1-9 employees

  Professional UPVC, kitchen, door, garage door and commercial spray painting across Cardiff and South Wales. Free Quotes, Durable finishes and 10+ year

• S Sr Heating Services Ltd Lampeter · Heating & ventilation

  Steve Routledge Heating Services offers local oil and solid fuel heating engineer services including servicing, breakdowns, and installations in Cilia

• S SRA Building Ltd Roofing Specialist Monmouth · Roofing · 1-9 employees

  SRA Building Ltd Roofing Specialist offers expert home refurbishments and roofing services in Monmouth with over 30 years of experience. Fully insured

• S SS Goddard Joinery Carmarthen · Kitchen fitting · 1-9 employees

  SS Goddard Joinery: Professional joiners & kitchen fitters in South West Wales, offering bespoke kitchens, custom furniture, staircases, and windows a

• S St Access Ltd Pwllheli · Scaffolding · 1-9 employees

  ST Access Ltd are professional rope access and working at height specialists. IRATA certified teams delivering safe, efficient access solutions for in

• S Stantech Electrical Services Ltd Wrexham · Electrical · 10-49 employees

  Stantech Electrical Services provides Industrial Electrical Contracting, Electrical Panel Builders, Instrumentation, CompEX, and EV Installations acro

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

  Star Gas Services Wales specialises in boiler breakdown, installations, replacements, servicing, and repairs across Swansea and South Wales. Offering

• S STARLIGHT ELECTRICAL SERVICES (SOUTH WALES) LIMITED Caerphilly · Electrical · 10-49 employees

  Starlight Electrical provides comprehensive electrical services in Caerphilly, South Wales, including maintenance, testing, and installation for resid

• S Steel Scaffolding Ltd Caernarfon · Scaffolding · 1-9 employees

  Professional scaffolding contractors providing safe, fully insured access solutions for domestic and commercial projects across North Wales. With over

• S Stellar Energy Llanelli · Solar PV · 10-49 employees

  Award-winning retrofit and decarbonisation specialists providing high-quality energy solutions including solar panels, battery storage, and heat pumps

• S Sterling UK Construction Ltd Cross Hands · Main contractor · 10-49 employees

  A professional digital platform for Sterling UK Construction Ltd, showcasing residential and commercial projects, social value initiatives, and corpor

• S Steve Bidmead Ltd Chepstow · Refurbishment · 1-9 employees

  Steve Bidmead Ltd specialises in the refurbishment, repair, and upgrade of conservatories, orangeries, and summerhouses. Offering high-quality craftsm

• S Steve Jones Sandblasting Powys · Stonemasonry

  Mobile sandblasting and blast cleaning services for industrial machinery, masonry, marine, metal, and timber. Offering graffiti removal and industrial

• S Stone Valley Windows Ltd Cardiff · Windows & doors · 1-9 employees

  Quality double glazing across Pontypridd, Cardiff & South Wales. Specialist installers of aluminium and uPVC windows & doors. Professional, reliable,

• S Stormflex Ltd Blaenau Ffestiniog · Roofing

  Stormflex Ltd is a roofing company based in Blaenau Ffestiniog, registered at Companies House in 2012.

• S StormShield Roofing Swansea Swansea · Roofing · 1-9 employees

  Stormshield Roofing is a family-run roofing company in Gorseinon, Swansea, offering new roof installations, repairs, flat roofing, tiling, slating, an

• S STRATEGIC BUILDING SOLUTIONS LTD Bridgend · Main contractor

  Strategic Building Solutions Ltd in Bridgend offers high-quality construction services including commercial strip-outs, refurbishments, new builds, an

• S Structural Systems Cardiff Ltd Cardiff · Glazing · 1-9 employees

  Structural Systems Cardiff Ltd offers a complete service from design to project completion, specialising in glazing and commercial facades. With over

• S Studwelders Composite Floor Decks Ltd Chepstow · Steel fabrication

  Studwelders Composite Floor Decks Ltd. provides dedicated design, distribution & installation for steel floor decking systems throughout the UK. Marke

• S Styles Electrical Ltd Caerphilly · Electrical · 1-9 employees

  Styles Electrical Ltd is a family-run electrical firm established in 2005, offering design, installation, and maintenance of electrical systems for co

• S Sudlane Repairs Ltd Newport · Drainage

  Professional drainage, garden services & furniture removal across Newport & South Wales. 24/7 emergency drain clearance. Fast, reliable, affordable.

• S Summit Rope Access Ltd Monmouthshire · Scaffolding · 1-9 employees

  Summit Rope Access Ltd offers specialist rope access services for cleaning, maintenance, inspection, and repair of buildings and structures at height.

• S Sunhill Developments (Nw) Ltd Wrexham · House builder

  Sun Hill Developments are dedicated to building individual new homes in small, carefully chosen locations, to the highest standards and finishes.

• S Superior Driveways And Roofing Ltd Rhyl · Driveways & paving

  Superior Driveways & Roofing Ltd: trusted name in driveways & roofing across North Wales for two decades. Committed to quality and customer satisfacti

• S Superior Joinery Ltd Ammanford · Carpentry & joinery · 1-9 employees

  Superior Joinery Ltd offers bespoke staircases and wooden mouldings in Swansea. Experienced joiners use CNC/CAD for stunning designs, serving individu

• S SUPERIOR RESIN SOLUTIONS UK Aberdare · Flooring · 1-9 employees

  Industrial and commercial resin flooring contractors for warehouses, factories, workshops and food sites. South Wales based with UK coverage.

• S SureScaff Colwyn Bay · Scaffolding · 1-9 employees

  SureScaff Ltd is a family-run scaffolding supplier based in Colwyn Bay, North Wales, serving North Wales and the North West with safe access scaffoldi

• S Surveying Cymru (UK) Ltd Monmouth · Damp proofing · 1-9 employees

  Surveying Cymru offer building surveying services such as damp, mould and moisture surveys, working for Private Landlords, home owners and social hous

• S Sustainable Warmth Ltd Llandudno Junction · Solar PV · 1-9 employees

  Sustainable Warmth provides energy grants, heating, insulation, renewable energy, and EV charging points to homes in North Wales.

• S Sutro Group Ltd Cardiff · Civil engineering · 1-9 employees

  UK specialists in rope access, drone inspection and NDT services. Delivering safe, efficient asset integrity solutions for utilities, energy and indus

• S Swansea Plumbers & Boilers Ltd Swansea · Plumbing

  Swansea Plumbers & Boilers offers expert boiler repair, service, and installation, alongside comprehensive plumbing services. Gas Safe registered engi

• S Swansea Pro Build LTD Swansea · Roofing

  Swansea Pro Build LTD offers high-quality roofing and paving services across Swansea. With experienced professionals, premium materials, and a custome

• S Swansea Professional Painters Ltd Swansea · Painting & decorating · 1-9 employees

  Swansea Painters & Decorators - Completing Commercial Painting Contracts and Residential Painting in and around the Swansea area. Your local Decoratin

• S Swes Electrical Ltd Caerdydd · Electrical

  SWES Electrical Ltd is a South Wales-based electrical company offering expert solutions in Cardiff, Newport, and Bridgend. Specializing in safety, cla

• S Swift Construction Maintenance Ltd Port Talbot · Refurbishment · 1-9 employees

  Providing exceptional construction, renovation, and maintenance services, we aim to exceed client expectations with outstanding craftsmanship, reliabl