Construction companies in Wales

1711 construction companies across Wales.

• L LEWZ Property Development Pontypridd · Extensions · 1-9 employees

  30+ years' combined trade experience building extensions, full house renovations and ground-up new builds across Pontypridd, Cardiff and South Wales.

• L Lfb Contractors Ltd Caerphilly · Main contractor

  Lfb contractors from Caerphilly - Experts in Building services. Learn more about our meticulous and professional approach to building projects.

• L Lfm Connect Ltd Wrexham · Electrical

  LFM Connect Ltd provides professional electrical installation and maintenance services across the North West, covering power, lighting, and control sy

• L LIMEMORTAR REPOINTING LIMITED Cardiff · Bricklaying

  Lime Mortar Repointing Ltd offers a range of services including lime mortar repointing, cement and sand repointing, brickwork, and structural cleaning

• L Limitless Energy Ltd Swansea · Solar PV

  Limitless Energy is a leading installer of renewable heating and electrical systems in South Wales, specialising in Solar PV, Heat Pumps, and EV Charg

• L Ling Electrical Ltd Milford Haven · Electrical

  NICEIC-approved, MCS Certified, and ECA members, Ling Electrical Ltd provides trusted electrical and renewable energy services across Pembrokeshire.

• L Lion Guard Windows & Doors Llanelli · Windows & doors

  Family-run installers of uPVC windows, composite doors, conservatories, porches, roofline and cladding across Swansea & Carmarthenshire. Free quotes,

• L Liquid Floor Screed (Wales) Ltd Llanelli · Flooring

  Liquid Floor Screed (Wales) Ltd are the UK's leading contractor for supplying and laying all types of liquid screeds and liquid concretes. Covering th

• L Liquid Screed Specialists Ltd Pontypridd · Flooring

  South Wales floor screed specialists liquid screeding, local company & contractors for all screeds, quick drying, smooth finish, do it right.

• L Lkf Brickwork Ltd Bridgend · Bricklaying

  LKF Brickwork Ltd is a specialist bricklaying contractor based in Bridgend, Wales. We offer high-quality brickwork services for a range of projects.

• L Llewellyn Roofing & Solar Ltd Penarth · Roofing

  Trusted roofing company in Swansea & South Wales, offering quality roof installations, repairs, and replacements for domestic and small commercial pro

• L Lloyd & Gravell Ltd Llanelli · Main contractor · 50-249 employees

  Lloyd & Gravell are one of Wales's leading construction firms and a national award-winning contractor. They construct, refurbish and repair buildings

• L Lloyd Morris Electrical Ltd Wrexham · Electrical · 1-9 employees

  Lloyd Morris Electrical Ltd: Design, manufacture, test, install & commission LV switchboards, control panels & systems. Nationwide coverage for indust

• L Lloyds Contracts Ltd Cardiff · Windows & doors

  Suppliers and installers of window treatments, including blackout and dimout solutions, curtains, and blinds. Serving diverse sectors across the UK.

• L Lmb Plumbing & Heating Ltd Bridgend · Plumbing

  Gas Safe registered boiler installation, servicing and repair across Bridgend, Pencoed and South Wales. Fixed prices from £1,900, owner-led, and rated

• L LMG Home Improvements Ltd Port Talbot · Insulation

  With over 15 years of experience in the insulation and heating industries LMG Home Improvements provide an expert service throughout Wales and the Wes

• L Lml Electrical Ltd Pontyclun · Electrical · 1-9 employees

  Trusted electricians in Bridgend and South Wales. Domestic, commercial and emergency electrical services. NICEIC approved. Get a free quote.

• L Lms Surfacing Ltd Gaerwen · Road surfacing

  LMS Surfacing Ltd offers expert tarmacking and surfacing services in North Wales and Anglesey. Known for a customer-first approach and attention to de

• L Localtradesuk Ltd Newport · Plumbing · 1-9 employees

  LocalTradesUK is a team of trusted local professionals offering a range of property services in Cardiff and Newport. Call us today!

• L LockBox Self Store Tenby · Concrete works

  Secure, flexible storage solutions with 24/7 access at LockBox Self Store. Discover safe, convenient self storage options perfect for personal and bus

• L Loft Boarding South Wales Crickhowell · Loft conversions · 1-9 employees

  Transform your unusable loft into a bright and accessible storage space with Loft Boarding South Wales. We install award-winning raised loft boarding

• L Loft Pro Aberdare · Loft conversions

  Award-winning loft conversion specialists covering Wales and the West. Offering free quotations, expert advice, and comprehensive project management f

• L Loft Solutions Nw Ltd Gaerwen · Loft conversions

  Loft Solutions NW Ltd specialises in loft boarding, insulation, ladders, and hatches, covering North Wales, the North West, Staffordshire, South Wales

• L Loft South Wales Ltd Newport · Loft conversions

  Loft South Wales offers bespoke loft conversions with over 30 years of experience, from initial design to final completion, including planning and bui

• L Loft-Ins-Space Ltd Cardiff · Loft conversions

  Loft Ins Space is a premier installer of award-winning Raised Loft Boarding Systems in South Wales and the South West of England. They offer services

• L Lsv Water Ltd Swansea · Plumbing

  LSV Water Ltd is a company based in Swansea, UK. The company's website is currently unavailable due to a server error.

• L Lt Scaffold Services Ltd Barry · Scaffolding · 10-49 employees

  LT Scaffold provides expert scaffolding services across the UK for commercial, residential, industrial, public sector, and specialist developments.

• L LTT Construction Bridgend · Fit-out & interiors

  LTT Construction offers expert commercial office fit-out and refurbishment services, creating modern, functional workspaces. Family-run with 24 years

• L Lumina Design Ltd Porthcawl · Windows & doors

  Lumina Design are one of the UKs largest suppliers of Roof Lanterns with the largest choice available. Specialists in Contemporary Roof Lanterns, Atla

• L Luxury Driveways & Patios Ltd Cardiff · Driveways & paving

  Luxury Driveways & Patios Ltd offers professional driveway and patio services in South Wales, specializing in block paving, resin, tarmac, and brickwo

• L Luxury Home Improvements Aberdare · Windows & doors

  Luxury Home Improvements Ltd offers a comprehensive range of home improvement services, specializing in windows, doors, and conservatories. They provi

• L LV PLUMBING & GAS LTD Neath · Plumbing

  LV Plumbing & Gas Ltd offers expert plumbing, heating, and engineering services in Neath Port Talbot and South Wales. With over 12 years of experience

• L LWO ELECTRICAL Bangor · Electrical

  LWO Electrical Solutions offers expert electrical installation and servicing for residential, commercial, and industrial clients in North Wales. Speci

• L Lydney Containers Chepstow · Design & build · 1-9 employees

  Lydney Containers offer bespoke design and fabrication of new build units, including anti-vandal storage, offices, canteens, toilets, and sleeping acc

• L Lynch Scaffolding System Ltd Swansea · Scaffolding

  Lynch Scaffolding is a family-run scaffolding company based in Swansea, offering domestic, commercial, and industrial scaffolding solutions with a 24-

• M M & C Civils (Bridgend) Ltd Bridgend · Civil engineering

  MC Civils (Bridgend) Ltd offers comprehensive civil engineering and building services, specialising in groundworks, drainage, and road surfacing for i

• M M & S Roller Shutter Doors Ltd Merthyr Tydfil · Windows & doors

  M & S Roller Shutter Doors offers a wide range of garage doors, roller shutters, and security solutions across Wales, serving homes and businesses wit

• M M C Carpentry Bargoed · Carpentry & joinery

  We provide every kind of carpentry and joinery, from bespoke office furniture to fully fitted kitchens, and from shop-fitting to made-to-measure stair

• M M Gibson & Sons Ltd Wrexham · Roofing

  M Gibson & Sons LTD is a building and roofing company offering domestic and commercial repairs and maintenance. They specialise in roofing, building s

• M M Thomas Water Services Ltd Cardiff · Utilities

  M Thomas Water Services provides professional water and drainage pipe replacement services across South Wales, using trenchless technology for minimal

• M M W W Maintenance Ltd Abertillery · Drainage · 10-49 employees

  MWW Maintenance offers 24/7 support across South Wales and nationwide. With a proven track record and a large fleet of tradesmen, we deliver quality s

• M M.D.T. Electrical Ltd Penarth · Electrical

  MDT Electrical Ltd is a professional electrical contractor based in South Wales, offering a wide range of services for domestic, commercial, and indus

• M M.J. Harris Domestic Repairs Cardiff · Plumbing

  MJ Harris are specialist engineers for domestic repairs including plumbing, drainage, and boiler repairs, servicing South Wales and West of England.

• M M.W.T. Civil Engineering Ltd Llysfaen · Civil engineering · 10-49 employees

  MWT Civil Engineering is a family-run business in North Wales, established in 2001. We offer a wide range of civil engineering services, including hig

• M M&E Connect Mountain Ash · M&E contracting

  M&E Connect delivers expert mechanical and electrical design, installation, and maintenance services across the UK. With 30+ years of experience, M an

• M Mac Scaffolding (Cardiff) Ltd Cardiff · Scaffolding · 1-9 employees

  MAC Scaffolding is a privately-owned Cardiff scaffolding contractor founded in 1986. Specialist access for asbestos, commercial, residential, industri

• M Maclennan Construction Ltd Bangor · Main contractor · 1-9 employees

  MacLennan Construction Limited, founded in 2003 in Bangor, Gwynedd, offers a full range of construction and renovation services for domestic and comme

• M Made Happy Ltd Swansea · Fit-out & interiors

  Made Happy offers unique home interiors, gifts, and upcycled furniture, specialising in transforming unwanted items with eco-friendly Frenchic Paint.

• M Madley Construction Management Cardiff · Design & build · 1-9 employees

  Established in 1993, Madley Construction offers a range of quality construction, project management and architectural services.

• M Madley Renewables Cardiff · Heating & ventilation · 10-49 employees

  Sustainable heating solutions from Madley Renewables. Save money, reduce your carbon footprint, and enjoy a greener future.