Subcontractors in Swansea

119 construction subcontractors based in and around Swansea.

• A A Rated Home Improvements Swansea · Windows & doors · 10-49 employees

  A Rated Windows and Roofs offers conservatory roof, home extension, glazing, and door installs across South Wales. 20+ years of expertise. Get a free

• A Abertawe Sectional Buildings Ltd Swansea · Concrete works · 1-9 employees

  Abertawe Sectional Buildings Ltd specialises in concrete garages and sectional buildings, offering bespoke design, installation, repair, and maintenan

• A About Drains Swansea · Drainage

  About Drains in Swansea offers fast drainage solutions for blocked drains, sinks, and toilets. Family-run with 30+ years of experience, available 7 da

• A Above Roofing ltd Swansea · Roofing

  Above Roofing Ltd is a leading roofing contractor in Swansea and surrounding areas, offering expert roof repairs, installations, and maintenance for d

• A Affect Ability Swansea · Bathroom fitting

  Affect Ability provides accessible bathroom solutions for individuals with mobility issues, making life easier. With nearly 10 years of experience, th

• A Afon Lime Ltd Swansea · Restoration & heritage

  Afon Lime Limited specialises in the conservation and restoration of pre-1920 Welsh historic and listed buildings, offering expert internal lime plast

• 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 ROOFING & BUILDING LTD Swansea · Roofing

  Alpha Roofing & Building Ltd offers professional roofing and building services across Swansea and surrounding areas. Specialising in all aspects of ro

• A AMB (Wales) Roofing Swansea · Roofing

  Anvil Roofing Limited specialises in flat and pitched roofing systems, including single ply, tiling, slating, and felt roofing. They also offer solar

• A Andrew Evans Painting Contractors Ltd Swansea · Painting & decorating · 10-49 employees

  Andrew Evans Painting Contractors Ltd offers specialist painting and decorating services, including insurance work for fire and water damage. Availabl

• A Antlin Plumbing & Heating Ltd Swansea · Plumbing · 1-9 employees

  Antlin Plumbing & Heating offers boiler installation, repair, and servicing, alongside comprehensive bathroom and kitchen installations. With over 12

• A Aqua Revival Bathrooms Ltd Swansea · Bathroom fitting

  Aqua Revival provides bathroom renovations, wet rooms and plumbing services across Swansea and South Wales. 20+ years' experience and full project man

• A Aspect Aluminium Ltd Swansea · Windows & doors

  Aspect Aluminium Limited, Swansea's leading aluminium specialists, delivering bespoke architectural glazing, aluminium windows and doors across South

• A AutoDor Swansea · Windows & doors

  AutoDor are leading garage door specialists in Swansea and Llanelli, offering a wide range of roller, up and over, and sectional garage doors, plus se

• B Bayside Building Ltd Swansea · Plastering

  Trusted Swansea builders since 1989, plastering, roofing, rendering, damp proofing and refurbishments. Free quotes, call 07855 826231.

• B BISHOPS STONE LTD Swansea · Stonemasonry

  Bishops Stone Ltd is a dry stone walling contractor based in South Wales, specialising in building and repairing stone walls and features with a focus

• B Bowen Hopkins Ltd Swansea · Electrical · 10-49 employees

  Bowen Hopkins Ltd offers expert electrical installations, maintenance, and testing for homes and businesses in Swansea. Services include fire alarms,

• B Bradbar Homes Ltd Swansea · House builder

  Bradbar Construction specialises in bespoke luxury homes and provides professional groundwork, plant hire, and site clearance services across various

• C C. & P. Engineering Services Ltd Swansea · Electrical · 50-249 employees

  Specialist Electrical, Control and Instrumentation (EC&I) services for hazardous and non-hazardous areas. Design, construction, maintenance, complianc

• C Caswell Interiors Ltd Swansea · Fit-out & interiors

  Caswell Interiors is a family-run business founded in 2002 by Mark Caswell, delivering high-quality interior solutions across the UK.

• 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 Charisma Construction Ltd Swansea · Kitchen fitting

  Charisma Construction is a full-service building company in Swansea and South Wales, transforming spaces with a focus on aesthetics, functionality, an

• C Cmp Carpentry Ltd Swansea · Carpentry & joinery

  CMP Carpentry Ltd offers professional carpentry and cladding services for residential and commercial projects across South and West Wales, known for h

• C COPR Contracts Ltd Swansea · Painting & decorating

  Leading Industrial Coating Contractors UK offering commercial spray painting, industrial coatings, roof coatings & refurbishment. Over 20 years of exc

• C Crest Ceilings & Partitions Ltd Swansea · Refurbishment · 1-9 employees

  Crest Ceilings & Partitions Ltd specialises in upgrading and expanding corporate offices and retail spaces across South Wales. From structural work...

• C Crown Building Contractors Ltd Swansea · Main contractor

  Crown Building Contractors is a construction company based in Swansea, South Wales, offering a wide range of building services for residential and com

• D D & D Home Maintenance Solutions Ltd Swansea · Refurbishment

  D & D Home Maintenance Solutions Ltd offers reliable handyman and property maintenance services in Swansea for homeowners, landlords, and businesses.

• D D & K Carpentry Contractors Ltd Swansea · Carpentry & joinery · 10-49 employees

  D & K Carpentry Contractors are an established company with over 20 years experience in the construction industry. Based in Swansea, they serve client

• D Davies Security Ltd Swansea · Security systems

  Davies Security is a leading security systems company in Swansea, South Wales, offering expert installation and maintenance for burglar alarms, CCTV,

• D Dial Carpentry Ltd Swansea · Carpentry & joinery · 1-9 employees

  Dial Carpentry and Plumbing offers carpentry, kitchen design & fitting, renovations, and extensions for homeowners and landlords in Swansea and the Go

• D Dmd Roofing And Building Ltd Swansea · Roofing

  Roofing & building specialists in Swansea & South Wales. Drone roof surveys, repairs, new roofs, uPVC & building work. Fully insured, free quotes.

• D Dower Roofing Ltd Swansea · Roofing

  We provide roofing services to private and commercial customers around Swansea and South Wales.

• D DRAIGMOR LTD Swansea. · Security systems

  Draigmor Ltd provides professional design, supply, installation, and maintenance services for Warden Call, Nurse Call, Door Entry, and Access Control

• E Eco Care Solutions Ltd Swansea · Solar PV

  Eco Care Solutions: Renewable energy specialists in South Wales. We design, supply and install solar PV, heat pumps, and battery storage. Get a free q

• E ECOTECH INSTALLATIONS LTD Swansea · Insulation

  EcoTech Installations provides professional eco energy measures across Swansea and South Wales, boiler upgrades, loft insulation, IWI and EWI for priv

• E Efficient Living UK Swansea · Solar PV

  Efficient Living UK offers sustainable home solutions including solar panels, battery storage, EV charging, and LED lighting to combat rising energy c

• E Electechs Ltd Swansea · Electrical

  Electechs Ltd are an Electrical and Automation Solutions Provider specialising in Industrial Automation & Control Systems such as Control Panel Manufa

• E Eps Construction Ltd Swansea · Electrical · 10-49 employees

  EPS Construction Ltd is a leading provider of electrical engineering services in Swansea, offering design, installation, and maintenance for HV and LV

• E Erinstone Ltd Swansea · Driveways & paving

  High-quality resin-bound driveways and patios by Erinstone Ltd, Swansea. Offering durability, style, and a 15-year guarantee. Contact us for a free qu

• F F.R.E.D.S. Timberframe Ltd Swansea · Timber frame · 10-49 employees

  Wales & UK timber frame company delivering predictable builds for self-builders, developers & architects. 130+ projects completed. Get your free quote

• F FIRE SAFETY DIRECT LTD Swansea · Fire protection

  Fire Safety Direct Ltd is a leading provider of comprehensive fire and security solutions across the UK, specializing in the design, installation, and

• F Fld Electrical Ltd. Swansea · Electrical

  Commercial solar PV and electrical works across South Wales. NICEIC Approved, MCS certified, 35 years trading. Free quote from Paul Davies, Swansea.

• F Frame King UK Ltd Swansea · Timber frame

  Frame King UK Ltd specialises in SIPS installations and works with leading timber frame manufacturers and construction companies. They also work with

• F Freshwater Interiors Ltd Swansea · Design & build

  Freshwater Interiors Ltd offers interior design, bathroom and kitchen fitting, and installation services in Swansea, South Wales. Established in 2004.

• F Full Power Installations Ltd Swansea · Heating & ventilation

  Trusted experts in heating and renewables, specialising in the design and installation of heating and renewable energy systems for homes.

• F Furlong Bau Ltd Swansea · Electrical · 1-9 employees

  NICEIC registered electricians in Swansea and the Gower. Fuse board upgrades, EICR testing, EV chargers, rewires, and commercial work. Call 07814 8887

• G Ga Power Ltd Swansea · Civil engineering

  GA Power Ltd offers comprehensive Civil Engineering services with over 15 years of expertise. We provide solutions for groundworks, M&E, lifting opera

• G Garmik Gas Swansea · Heating & ventilation

  Garmik Gas Services is a local company offering bespoke gas, plumbing, and heating services. They pride themselves on being approachable and honest, p

• G Gas Services Wales Swansea · Heating & ventilation

  Gas Services Wales offers cost-effective, reliable heating and plumbing services for domestic customers. Specialising in boiler installation, servicin

• G Glasshorizon Designs Ltd Swansea · Glazing

  Choose GlassHorizon Designs Limited for your glass balustrade installation needs for unmatched quality, expertise, and innovation.