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Find an Extension Builder in New Tredegar
Find a local extension builder near you. We have 731 trusted and reviewed extension builders in New Tredegar to choose from, based on 651 reviews.
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Extension Builders in New Tredegar
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We are a established damp proofing and reputable building company with 30+ years of experience in all domestic and commercial properties throughout the South Wales and East valleys. fully qualified and insured. We also undertake loft conversions and...
Latest General Maintenance Review
"The guys were great, got the job done in no time at all."
Reviewed by Owen on 2nd Feb 2026Based in NP20 4BX,
Newport
Extension Builder covering New Tredegar
Member since Dec 2025
Public liability insurance
At JN Building Services & Property Development, we specialize in new build extensions and quality construction solutions across South Wales. With over 11 years of industry experience, founder Johnathan leads each project with a hands-on approach...
Latest Chimney Building / Repair Review
"Jonathan was great - showed up as promised and was professional and helpful."
Reviewed by Emily on 23rd Dec 2025Based in CF72 9QA,
Llanharan
Extension Builder covering New Tredegar
Member since Sep 2025
Public liability insurance
Hi we are a friendly and honest Company, who always do everything to help and make customers feel safe and happy, we price all Jobs with exact price from start to finish, everything is done in a law contract, so costoms feel lot safer from cowboys,...
Latest Wooden Doors - Internal Review
"Excellent work done, friendly service"
Reviewed by Joana on 11th Nov 2025Based in CF45 3TL,
Mountain Ash
Extension Builder covering New Tredegar
Member since Jan 2020
ID Checked
I'm a multiskilltradesman 15yrs experiance+reliable can do rendering slabbing blocking brickwork brickpaving
Based in NP22 5DJ,
Rhymney
Extension Builder covering New Tredegar
Member since Feb 2023
ID Checked
All aspects of building and plumbing wor undertake
Based in NP24 6EZ,
Tirphil
Extension Builder covering New Tredegar
Member since Feb 2024
M&M Builders our company has over 30 years experience in all different aspects of the building trade, we can provide a range of services such as ~Brick and block laying/concreting ~Patios/Decking/Fencing ~Plumbing/heating from small repairs to fu...
Based in CF81 9DW,
Aberbargoed
Extension Builder covering New Tredegar
Member since Oct 2022
ID Checked
Mike here mjp masonry we specialise in stonework and do most aspects of building works including *stonework *garden renovations *garden walls *stone fronted houses *man caves/summer house *plastering *blockwork *repointing *retaining walls an...
Based in CF81 9GJ,
Deri
Extension Builder covering New Tredegar
Member since Dec 2023
General builder patios fencing plastering bathrooms kitchens roofing all aspects of building and garden work
Based in CF82 8BW,
Penpedairheol
Extension Builder covering New Tredegar
Member since Mar 2025
Builder with many talents, from the smallest of jobs to Plastering, kitchen fits, bathroom suites, extensions, loft conversions, garage builds etc. In the building trade for over 20 years
Latest Internal Rendering Review
"Very good friendly"
Reviewed by John on 9th Feb 2026Based in CF83 3AH,
Caerphilly
Extension Builder covering New Tredegar
Member since Oct 2024
ID Checked
Hey I been running my business for 20 years now we cover all building works and we be happy two work with you
Based in NP24 6AJ,
New Tredegar
Extension Builder covering New Tredegar
Member since Dec 2024
Bricklayers and general builders 30 years experience in building houses pubs, walls, patios,fencin very professional Clean outfit. We've worked around most of the UK But prefer 2 work local
Based in CF81 8SP,
Bargoed
Extension Builder covering New Tredegar
Member since Jun 2025
ID Checked
Here at C&L building and maintenance can cater for all your building needs! Please don’t hesitate to get in touch for a free and friendly no obligation quote!
Based in CF81 8PN,
Bargoed
Extension Builder covering New Tredegar
Member since Jan 2023
ID Checked
Have been in the trade 25 yrs, reliable n freindly
Based in CF81 8QH,
Bargoed
Extension Builder covering New Tredegar
Member since Apr 2023
All building work from small jobs Extensions Refurbishments All work carried out by professional trades
Latest Plaster Skimming Review
"Very friendly did everything I asked will use again"
Reviewed by Elizabeth on 4th Feb 2026Based in CF62 9BU,
Barry
Extension Builder covering New Tredegar
Member since Apr 2017
ID Checked
Supply and installation of all upvc and aluminium products including windows doors and Conservatories. Other trades available on request. All work comes with a 10 year insurance backed guarantee.
Latest Glazing - Double / Single Review
"Brilliant fitter. Good quality windows"
Reviewed by Clai on 21st Jan 2026Based in NP23 6AB,
Ebbw Vale
Extension Builder covering New Tredegar
Member since Dec 2023
ID Checked
I've been in the building trade for 30years. Im a qualified bricklayer and stonemason and have a wide range of skill throughout the whole building and maintenance industry. I've worked all over the uk and Ireland and don't mind traveli...
Latest Man with a Van Review
"He contacted me quickly, gave a very reasonable quote and carried out work efficiently later the same day and was punctual. Highly recommended"
Reviewed by John on 19th Dec 2025Based in NP44 1JT,
Cwmbran
Extension Builder covering New Tredegar
Member since Dec 2025
ID Checked
LARH Construction I am a carpenter by trade I have worked for myself for 20 years. Plus working with many other traders
Latest Walls & Pillars Review
"Matthew and his team completed work exactly to specification for the quoted amount and did an excellent job. He kept me up todate with visit times and always turned up when agreed. Highly recommended."
Reviewed by Michael on 11th Dec 2025Based in CF35 6YT,
Pencoed
Extension Builder covering New Tredegar
Member since Dec 2024
ID Checked
Insulationize ltd is a general contracting firm specializing in residential renovations and additions. We are a full-service company dedicated to quality construction and client satisfaction. Our goal is to provide our clients with a high-quality fin...
Latest Internal Rendering Review
"Matt was excellent - friendly, professional and helped put my mind at ease with a house I'm buying - 10/10 recommend!"
Reviewed by Lily on 8th Dec 2025Based in NP22 3SE,
Nantybwch
Extension Builder covering New Tredegar
Member since Aug 2021
ID Checked
Hi I've been in the building industry about 30 years my main trade is bricklaying but I also do fencing patios and garden transformation I've had my on business about 7 years now, I've advertised on yell Google and face book if you...
Latest General Brick Laying Review
"Stuart was very professional, he wouldn't start intill weather was to his liking as it would effect the completed job.....He was very meticulous & taken his time, very friendly too. Job was perfect & would definitely recommend 👍"
Reviewed by Jon on 6th Dec 2025Based in NP12 1RE,
Blackwood
Extension Builder covering New Tredegar
Member since Aug 2025
ID Checked
15+ years experience in the construction industry Competitive rates Quality guaranteed Can cover all aspects of brickwork and stonework from new builds to small repairs
Latest Garden Design Review
"Lewis and his team arrived promptly, worked hard everyday and tidied up after themselves daily. They kept me informed throughout the job and finished on time. Highly recommended indeed."
Reviewed by Shane on 10th Oct 2025Based in NP12 1DR,
Blackwood
Extension Builder covering New Tredegar
Member since Jun 2025
ID Checked
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Our Reviews
All reviews are submitted by homeowners who have had work completed as part of using our service. Whilst every effort is made to verify and check reviews, we ask all homeowners to conduct their own research and follow our Homeowner Checklist before hiring.
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