Construction companies in Swansea

176 construction companies based in and around Swansea.

• 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 Encom Building Services Ltd Swansea · Main contractor

  ENCOM BUILDING SERVICES LTD is a new company based in Swansea, Wales.

• 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 fixit cleaners ltd Swansea · Fit-out & interiors

  Fixit Cleaners offer end-of-tenancy, handyman, and man-with-a-van services in Swansea and surrounding areas. Eco-friendly, insured cleaners.

• 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 FOX SOLAR LTD Swansea · Solar PV

  Fox Solar Ltd offers expert solar panel fitting, battery storage, and energy management systems for homes and businesses in Swansea and surrounding ar

• 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.

• G Goldeal Ltd Swansea · Fit-out & interiors · 1-9 employees

  GOLDeal is a dynamically growing developer, project contractor, and specialist in the 'Fit-Out' industry. We transform visions into success through pa

• G Gower Living Swansea · Property developer

  A South Wales based residential property group owning and managing homes across South Wales under the brand Gower Living.

• G Gower Renewables Ltd Swansea · Solar PV

  Gower Renewables is an MCS certified installer of solar PV systems, battery storage, and EV chargers in Swansea and South Wales, serving domestic and

• G Gower Roofing Ltd Swansea · Roofing

  Gower Roofing Ltd provides a personal service for domestic and commercial customers across South Wales with over 30 years of experience.

• G Green Dream Concepts Swansea · Landscaping · 1-9 employees

  Green Dream Concepts specialise in garden design and build, landscape gardening and garden maintenance packages in Swansea, South Wales.

• G Green's Carpentry Swansea · Design & build · 10-49 employees

  Green's is a bespoke, high-end, residential building contractor based in Mumbles, South Wales. From grade listed renovations to entire new build proje

• H H.M. Thomas (Loughor) Roofers Ltd Swansea · Roofing

  Experienced roofers in Swansea and South Wales offering a full range of roofing services including repairs, installations, and maintenance for domesti

• H Hacer Developments Ltd Swansea · Property developer · 1-9 employees

  Hacer Developments is a property development company based in Swansea, Wales.

• H Hale Heating and Renewables Swansea · Heating & ventilation · 1-9 employees

  Hale Heating and Renewables offers expert plumbing, heating, and solar PV solutions for domestic and commercial clients across the UK.

• H Hale Heating And Renewables Ltd Swansea · Plumbing

  Hale Heating And Renewables Ltd is a plumbing company based in Swansea, registered at Companies House in 2025.

• H Hallgrave Structural Engineering Swansea · Extensions · 1-9 employees

  Hallgrave Structural Engineering offers expert structural engineering and project management consultancy services for residential and commercial renov

• H Haniels Electrical Ltd Swansea · Electrical

  Haniels Electrical provides reliable domestic & commercial electrical services across South Wales. Contact us for expert solutions today!

• H Hartz Electrix LTD Swansea · Electrical

  Premium local electricians & OZEV-approved EV charger installers with 20+ years experience. NAPIT approved. Free quotes.

• H HeaterUp Swansea · Heating & ventilation

  Swansea Heating & Gas Specialists - Boiler Upgrades, Central Heating Systems and All Plumbing Services in South Wales. Slash bills with cost-efficient

• H Helix Plumbing & Gas Swansea · Plumbing

  Helix Plumbing & Gas offers expert boiler installation, servicing, and repair in South Wales. Led by Josh Halls, we ensure your home's comfort and saf

• H Hill Grwp Ltd Swansea · Modular & offsite construction · 10-49 employees

  Hill Grwp Ltd designs, manufactures and installs GRP and steel industrial enclosures, sprinkler pump rooms, substations, TopBox roof entry systems, ba

• H Home Eco Solutions Ltd Swansea · Solar PV

  Specialising in solar panels, battery storage and EV charging to help reduce energy costs and build a more sustainable future for homes and businesses

• H Horizon Windows Ltd Swansea · Windows & doors

  Horizon Windows Ltd specialises in high-quality windows, doors, and conservatories, serving South Wales with over 40 years of experience. We offer A-r

• I IVD HEATING Swansea · Heating & ventilation

  IVD Heating offers expert heating and plumbing services in Port Talbot, including boiler replacements, servicing, and repairs. Gas Safe registered wit

• J J Lynch Building Ltd Swansea · Main contractor · 1-9 employees

  J.Lynch Building Ltd specializes in high-quality building services in Swansea and South Wales, including new builds, extensions, renovations, landscap

• J J&P Building Contractors Ltd Swansea · Refurbishment

  J&P Building Contractors, established in 2023, offers innovative building services in Swansea and surrounding areas, specializing in repairs and renov

• J Jc Irvine Ltd Swansea · Main contractor

  JC Irvine Building Contractors Ltd is a building contractor based in Swansea, South Wales, offering a range of building services for residential and c

• J Jjl Energy Services Ltd Swansea · Heating & ventilation

  Gas Safe registered heating engineers with 30+ years experience. Underfloor heating, boiler installs, and energy solutions across South Wales.

• J JKC Solutions Swansea · Fit-out & interiors

  JKC Solutions Ltd offers specialist construction, fit-out installation, industrial lifting bags, and industrial sewing services from Swansea, working

• J Jm Building Contractors (Swansea) Ltd Swansea · Extensions

  Established in 2005, JM Building Contractors in Swansea covers all of South Wales. We offer a full range of building services from planning to complet

• J Joe Elliot Electrical & Renewables Ltd Swansea · Electrical

  Joe Elliot Electrical & Renewables Ltd is a premier electrical and renewable energy specialist serving Swansea and surrounding areas. With over a deca

• J John Glen Swansea · Windows & doors

  Local, trusted garage door, awning and pergola suppliers based in Llanelli and serving South Wales. We supply and install a wide range of garage doors

• J John Weaver Swansea · Main contractor

  John Weaver Contractors combines traditional craftsmanship with modern construction techniques for projects up to £20m. Offering flexible services fro

• J Journey Electrical Ltd Swansea · Electrical

  Journey Electrical Ltd offers reliable electrical services across South Wales, Bristol, and the North West, including domestic, commercial, and indust

• J JP Decorators Swansea · Painting & decorating

  JP Decorators are based in Swansea, South Wales and offer the best decorating and painting services across the M4 from Carmarthen to Bridgend.

• J JRT KITCHENS AND BATHROOMS Swansea · Main contractor

  JRT Kitchens and Bathrooms is a company that appears to be in the process of setting up its online presence.