The quick way to find a local House Extension specialist in New Tredegar

GSR Construction

House Extension

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A highly skilled construction team with exceptional feedback and ratings. We pride ourselves on delivering work to the highest standards and remain committed to every project until it is fully completed.

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Reviewed by Steffan on 3/4/2026

JH Mapp Fencing and Landscaping

House Extension

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Pontypool based company that specialises in all types of Carpentry and Landscaping work. All work undertaken is complete at a very high standard which leaves customers will complete happiness and satisfaction. Full qualified trades team in all different aspects. Free quotation regardless of circumstance.

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Reviewed by Matthew on 26/9/2025

Cardiff Extensions

House Extension

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We have over 15 years experience in renovations, electrical works, extensions, kitchen and bathroom fitting and much more. We pride ourselves on being fully committed to offering an attentive service which is tailored to you specific requirements.

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Reviewed by Victoria on 4/4/2023

Very pleased that Chris and his excellent team finished the extension on time. There were a few issues during the build but they were quite minor and quickly resolved. We were very fortunate with weather at the start which helped.

G M Lewis Building and Carpentry

House Extension

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We are a carpentry based building company based in south Wales, we aim to provide quality workmanship at competitive prices. We cover all aspects of carpentry and small building works including full renovations, extensions, loft and garage conversions.

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Reviewed by caroline on 11/12/2022

Didnt turn up made out his van of road

richwood window designs

House Extension

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Design and installation of quality upvc windows doors and conservatories . We we also offer a bespoke steel base and wall system for conservatories cutting down on cost and installation times . All our products are covered by a 10 year guarantee .

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Reviewed by Jack on 28/1/2023

Great price, completely transparent tradesperson, professional, clean, and courteous. Amazing quality bifold doors fitted to an excellent standard. I recommend Rich and will be using him again.

LMG Home Improvements Ltd

House Extension

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LMG Home Improvements is a leading contractor in home renovation projects across the Wales and South West region. With a reputation for delivering excellence in customer service and strong partnership culture, we provide a range of home improvements to meet our clients needs. We offer a complete package for a home transformation for small or large refurbishments. We specialise in dealing with failed cavity wall insulation and retrospective remedial measures in silicone enhanced rendering and External Wall Insulation to leave a warm and dry, long lasting solution. We also offer roofing services and are committed to superior quality and results in slate and tiled roofing, EPDM Rubber roofing, GRP Fibreglass roofing and also funding towards insulating your flat roof. Our Building Services team is a one stop shop for all general building including extensions, loft conversions, property refurbishments and replacement windows & doors. Our team of experts are able to provide advice for your home renovation to ensure your dream makeover becomes a reality. We believe in the philosophy that our customers journey is just as important as the finished result. This is what we think makes us different.

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Reviewed by Adam on 22/9/2022

Completed external wall insulation. Did a good job. Had extra works done. There work is very good but 4 stars due to resource issues trying to complete the jobs. Would use them again.

Young & Powell

House Extension

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Young & Powell Property Maintenance is a trusted service provider in Cardiff, offering high-quality property maintenance, kitchen and bathroom installations, flooring, and general repairs. We work with estate agents, housing associations, and private clients, delivering reliable and professional solutions. With a focus on quality craftsmanship and customer satisfaction, we ensure every project is completed to the highest standards.

Brandon Green Homes

House Extension

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started business as parternership in 2007, we grown our portfolio from 2 houses to 86 units today, we also helped over 100 homeowners and 25 landlords including housing association, we help from a full consultancy package to build yur dreams to even help with leasing to our corporate contacts if you wish to invest. featured on HOMES UNDER THE HAMMER, we pride our selves in job well done, we always make sure we start projects within 2 to 3 weeks from time we agree and we always deliver our projects on time; we make the impossible a luxury and affordable possible while we take all the stress away; BGH combines technical expertise with exceptional customer service, ensuring every client benefits from cutting-edge technologies tailored to their home needs. with industry leading certifications and proven track record, BGH is a top choice for those seeking efficient, reliable and successful renovations We ate fully accredited Offer full guarantees and insurances including insurance backed guarantee and deposit guarantee We are specialist in new build, extensions, heavy refurbs, hmo and luxury conversions

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Reviewed by marvelous on 25/9/2025

Sphere Construction Partnership

House Extension

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Decades of Know-How Over 50 years of combined experience building and renovating homes. Proven Network Access to a wide network of specialist subcontractors across every trade, so no detail is overlooked. Competitive Timelines & Transparent Pricing We provide clear estimates and realistic schedules with full transparency.