Construction companies in Wales

1711 construction companies across Wales.

• N North Wales Roof Repairs Ltd Wrexham · Roofing

  North Wales Roof Repairs Ltd offers professional roofing services across North Wales, focusing on expert workmanship, high-quality materials, and clie

• N North West Construction And Paving Ltd Wrexham · Landscaping

  North West Construction And Paving Ltd is a landscaping and domestic building company in Wrexham, offering expert services for driveways, turfing, art

• N North West Groundworks And Landscaping Ltd Wrexham · Groundworks · 1-9 employees

  North Data provides company information from public sources like trade registers, annual reports, and patent registries using Big Data and AI. Offers

• N Northern Steel Decking Ltd Farm Industrial Estate Chepstow · Steel fabrication · 10-49 employees

  Northern Steel Decking Ltd is a specialist provider of suspended slab construction, offering supply, detailing, and installation of metal decking, stu

• N NOVA Door Systems Hengoed · Windows & doors

  Your door and security solutions business in South Wales, offering installation & maintenance services.

• N Novalux Solar Monmouth · Solar PV

  Novalux Solar designs and installs commercial solar PV and battery storage (BESS) for farms, hotels, manufacturers and businesses across the UK. MCS a

• N Npt Access Ltd Port Talbot · Scaffolding

  NPT Access Scaffolding offer a fast, reliable and cost-effective scaffolding service for domestic, commercial and industrial requirements in Swansea,

• N Nrg Heating & Plumbing Services Ltd Tredegar · Plumbing

  Experienced Plumber & Qualified Gas Engineer. New Boiler Installation, Bathroom Fitting, Boiler Servicing & Commercial Works across Rhymney Valley.

• N Nuvolt Ltd Cardiff · Solar PV

  Nuvolt designs, funds, builds and operates integrated energy systems, solar, battery, EV and grid, under one accountable partner.

• N NW AUTOMATIC DOORS LIMITED Mochdre, · Curtain walling

  NW Automatic Doors: Commercial door & shutter repairs, installation & PPM across North Wales. In-house engineers, 24/7 emergency support, 5.0★ Google

• N NW Electrical Installations Ltd Colwyn Bay · Electrical · 1-9 employees

  Electrical contractors covering the North Wales coast, based in Conwy. No job too small or too big for NW Electrical Installations Ltd.

• O Oak Tree Energy Bridgend · Solar PV

  Oak Tree Energy is a not-for-profit organisation focused on improving home energy performance. They offer surveys and help secure funding for solar pa

• O Oakdale Technical Services Ltd Newport · Shopfitting

  Oakdale Technical Services Limited is a family-run shopfitting & joinery company established in 2001, serving a wide range of clients including Greggs

• O Oakridge Extensions Ltd Cardiff · Extensions · 1-9 employees

  Oakridge Extensions Ltd specialises in building spaces that create memories, offering bespoke services from initial proposal to completion. They are c

• O Oakwood Student Accommodation Ltd Newport · Kitchen fitting · 10-49 employees

  A family business with 35 years experience in the manufacture and installation of bespoke kitchens and student accommodation fit-outs.

• O Oakwoodupvc Ltd Bridgend · Windows & doors

  Oakwood UPVC supply and install quality UPVC windows, composite doors, conservatories and roofline products across Bridgend and South Wales. Expert se

• O Obsidian Homes Whitland · House builder

  Obsidian Homes is a quality-focused house builder in Whitland, known for spacious family homes designed for comfort, style, and long-lasting value. Th

• O Ocean Blue One Ltd Abergele · Bathroom fitting

  Ocean Blue One Ltd specialise in the design and installation of Bathrooms & Wet Rooms, Disabled Bath/Shower rooms, Plumbing & Drainage and Home Improv

• O Ocon Fire & Security Ltd Milford Haven · Fire protection · 10-49 employees

  Ocon Fire & Security Ltd offers professional safety and security services including design, installation, and maintenance for businesses across the UK

• O Off Grid Heating Ltd Monmouth · Heating & ventilation

  OFTEC approved installers of air source, ground source, water source and other off-grid heating solutions in Monmouthshire, Wales, Herefordshire, Glou

• O Okeefe Electrical Ltd Cardiff · Electrical

  Expert rewiring and electrical services for new homeowners in Cardiff and Penarth. Reliable electricians and electrical contractors Cardiff residents

• O Oliver’S Services Ltd Pontypridd · Plumbing

  Oliver's Services offers tailored commercial plumbing, heating, renewables & sprinkler systems. Contact us for reliable solutions today!

• O Ombler Williams Ltd Bangor · Drylining · 10-49 employees

  Ombler Williams are specialists in quality internal building finishes for main contractors and end-users, working across residential and commercial se

• O Omega Timber Frame Ltd Swansea · Main contractor · 1-9 employees

  Omega Timber Frame Ltd is a main contractor company based in Swansea, registered at Companies House in 2023.

• O OmniOrigin Monmouth · Solar PV

  OmniOrigin provides solar, battery storage, and smart energy planning for homes and businesses. Get clear advice and tailored solutions.

• O On The Verge Roofing Ltd Wrexham · Roofing

  Roofing Contractor Wrexham, North Wales, Shropshire and Surrounding Areas. Offering residential and commercial roofing solutions, roof repairs, slatin

• O One Cat Farm Lampeter · Design & build

  Luxury, off-grid cabin stays in a secluded woodland nature reserve in West Wales. Enjoy sustainable accommodation with modern comforts and outdoor adv

• O ONE-STOP APPLIANCE REPAIRS Caerphilly · Electrical

  One Stop Appliance Repairs offers reliable appliance repairs in Cardiff, Caerphilly, and Newport. Authorised repair agents for Domestic & General and

• O OnTheMarket.com Carmarthen · Property developer · 1-9 employees

  OnTheMarket.com is a leading property portal for estate agents and property searchers. Find properties for sale and to rent across the UK.

• O Oowa Ltd Hengoed · Plastering

  OOWA LTD is a new company based in Hengoed, UK. We are focused on providing services within the construction industry.

• O Opulent Outdoor Living Ltd Wrexham · Design & build

  Discover luxury and comfort with Opulent Outdoor Living. Elevate your outdoor lifestyle with quality and style.

• O Orange Grove Construction Ltd Hengoed · Extensions · 1-9 employees

  Orange Grove Construction is a highly regarded construction firm in Hengoed with over 30 years of experience, known for craftsmanship, effective commu

• O ORANGE LLAMA Cardiff · Design & build · 1-9 employees

  Orange Llama offers design and construction innovation in South Wales, specializing in smart technology integration for dream builds and renovations.

• O Oren Construction Ltd Carmarthen · Plastering

  OREN CONSTRUCTION LTD is a construction company based in Carmarthen, Wales.

• O Original Roofing Company Ltd Blaenau Ffestiniog · Roofing

  Original Roofing Company, based in Blaenau Ffestiniog, specialises in slate roofing and conservation. They offer innovative solutions like the Stormfl

• O Orion Ts Ltd Cardiff · Electrical · 1-9 employees

  Orion Technical Services are an electrical installation and maintenance service based in Wales. Speak to our specialist team to find out how we can he

• O Outdoor Innovations- Alan And Nicola Ltd Cwmbran · Fencing

  High-quality Fencing and Decking solutions for your outdoor needs. Trust Outdoor Innovations for durability and style.

• O Owain Pritchard Ltd Wrexham · Security systems

  Owain Pritchard is a multi-discipline business in Wrexham, North Wales, offering quality service and craftsmanship across domestic, commercial, and in

• O Owen & Palmer Ltd Bangor · Electrical

  Leading industrial electrical contractor servicing North & Mid Wales, managing installations, construction and facilities for complete solutions and a

• O Ox1 Plastering Solutions Ltd Cardiff · Plastering

  OX1 Plastering Solutions Limited is a new company based in Cardiff, specialising in plastering services.

• O Oyster Pools And Hot Tubs Ltd Raglan · Swimming pools · 10-49 employees

  Oyster Pools and Hot Tubs Ltd specialises in the design, installation, and maintenance of swimming pools and hot tubs. They offer a comprehensive serv

• P P D Construction & Plant Ltd Denbighshire · Groundworks

  PD Construction and Plant provide groundworks, plant hire, sewerage services, and construction across North Wales and Shropshire. Family-run with over

• P P Gough Electrical Ltd Cwmbran · Electrical

  P Gough Electrical Ltd is a family-run electrical contractor based in Cwmbran, South Wales, established in 2007. They specialise in commercial, indust

• P P.A.R. Homes Ltd Llandrindod Wells · House builder · 10-49 employees

  PAR Homes Ltd is a long-established, family-owned business in mid Wales, specialising in high-quality family housing development. With over 20 years o

• P P.E.P Construction Ltd Caernarfon · Main contractor · 1-9 employees

  P.E.P Construction Ltd is a trusted building and renovation service in Caernarfon, offering new builds, house extensions, and external construction se

• P P.S.S. Scaffolding Ltd Bridgend · Scaffolding

  P.S.S. Scaffolding Ltd, established in 1983, offers dependable, cost-effective scaffolding services across the UK, adhering to strict Health and Safet

• P P.W. Dallimore (Fencing) Ltd Prestatyn · Groundworks

  Trusted local company for groundworks, fencing, landscaping, property services and plant hire in North Wales. Fully insured and Local Authority approv

• P Page Industrial Coatings Mountanin Ash · Flooring · 10-49 employees

  Page Industrial Coatings specialises in industrial resin flooring, offering expert specification and installation for over 30 years across all industr

• P Paige Plumbing And Heating Ltd Burry Port · Plumbing

  Family-run plumbing and heating specialists serving Burry Port and surrounding areas. Offering boiler installations, repairs, servicing, and bathroom

• P Panda Roofing Newport · Roofing · 1-9 employees

  Panda Roofing offers expert roofing and boiler services for homeowners in Newport & South Wales. Trusted, local and fully guaranteed. Free surveys ava