Find an Extension Builder in Monmouthshire

Find a local extension builder near you. We have 1,637 trusted and reviewed extension builders in Monmouthshire to choose from, based on 1,270 reviews.





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Extension Builders in Monmouthshire

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  • 1-20 of 1,637 extension builders

    General building - waste clearances and septic tank install and Soakaways, garden design and maintenance. UPVC and wooden window installation, waste removal including hazardous- please ask for more services. Handy man services and much more

    Latest Internal Walls Review

    "Perfect, would use Ben again :-)"

    Reviewed by on
    Based in NP19 9BY, Newport
    Extension Builder covering Monmouthshire
    Member since Dec 2025
    ID Checked

    Hello, my name is Stefan. I have over 8 years of experience in the building trade, during which I have developed a diverse range of skills across multiple disciplines. My expertise encompasses landscaping, house renovations, damp proofing, basement c...

    Latest Brick / Block Paving Review

    "Great communication from Stefan prior to and during the job. He was punctual, hard working and completed the concrete shed base to a high standard. I would highly recommend his work."

    Reviewed by on
    Based in WR14 4JJ, Malvern
    Extension Builder covering Monmouthshire
    Member since Jun 2025
    ID Checked

    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 on
    Based in NP20 4BX, Newport
    Extension Builder covering Monmouthshire
    Member since Dec 2025
    Public liability insurance

    I’ve been in the construct industry for 35 years , I have a small building company called RITESTONE Ltd I’n Monmouthshire. We carry out all kinds of work from new Extentions , new roofs, loft conversions and all aspects off. Renovation work We car...

    Based in NP15 1EY, Usk
    Extension Builder covering Monmouthshire
    Member since Jul 2023
    ID Checked

    https://www.ratedpeople.com/profile/venture-construction-and-developments The above will help you understand what we do and the services we provide

    Latest Chimney Building / Repair Review

    "brillient, tidy and fast,"

    Reviewed by on
    Based in DY10 4LX, Kidderminster
    Extension Builder covering Monmouthshire
    Member since Nov 2023
    ID Checked

    Edmonds bros building & and roofing provide high quality building and roofing solutions. Fully insured with over 10 years experience. Services - Pitched roofs, flat roofs, chimney stack removal, fascia, soffit and guttering. Extensions, garden ro...

    Latest Fencing & Gates Review

    "We recently had our old fence replaced by Adam and I honestly couldn’t recommend him enough. From start to finish he was professional, punctual and answered any questions we had along the way. He made sure we were completely happy..."

    Reviewed by on
    Based in NP19 4TG, Newport
    Extension Builder covering Monmouthshire
    Member since Feb 2026
    ID Checked

    I have been in this filed off work for around 15 years . Left school plastering for 5 years . And then started brick laying. Can take projects on from start to finish. Many photos on my Facebook of all my work.

    Latest Walls & Pillars Review

    "Lewis did a great job replacing our retaining wall in our garden. He was always keen to make sure we were happy with the work done and he made a nice and tidy job of it. Plans changed during the build but he ran changes past me an..."

    Reviewed by on
    Based in BS36 1HD, Winterbourne
    Extension Builder covering Monmouthshire
    Member since Sep 2024
    ID Checked

    With over 27 years of experience in the construction industry, we provide reliable, high-quality building services for both residential and commercial projects. Our work covers all aspects of construction, from renovations and refurbishments to loft...

    Latest Internal Renovation / Reconfiguration Review

    "From the very beginning, Dan did an amazing job,installed top quality joists and floorboards,and did it very quickly and efficiently.Dan is also a very conscientious worker and strives always for customer satisfaction. I cannot re..."

    Reviewed by on
    Based in CF64 1HF, Penarth
    Extension Builder covering Monmouthshire
    Member since Mar 2026
    ID Checked

    Based in Gloucestershire, TCA Carpentry & Renovations offers all aspects of carpentry and building work, from small upgrades to full transformations. Our services include extensions, loft conversions, garden rooms, bathrooms, and complete house renov...

    Latest Brick / Block Paving Review

    "Tyler and his team did an excellent job. The were very professional and a polite. They were quick and efficient. They cleaned up after dirty jobs and gave good advice where required. I would highly recommend them for their work an..."

    Reviewed by on
    Based in GL52 5QE, Cheltenham
    Extension Builder covering Monmouthshire
    Member since Jan 2026
    ID Checked

    I am a sole trader with more than 20 years experience. I have many reliable and honest connections to cover all aspects of the construction Industry. Our work is done to a very high standard. No job too big or small.

    Latest Chimney Building / Repair Review

    "Very positive experience. Happy to complete the job in a timely manner. Completed investigation for a property which has had a chimney breast removed and unknown if it was properly supported. Full investigation completed includi..."

    Reviewed by on
    Based in BS37 5DS, Yate
    Extension Builder covering Monmouthshire
    Member since Feb 2026
    ID Checked

    R&B Building is a trusted construction and property development company dedicated to delivering high-quality building solutions with integrity, craftsmanship, and efficiency. With a strong reputation for reliability and exceptional workmanship, we sp...

    Latest Plaster Skimming Review

    "Got job done perfectly Very nice and good service throughout."

    Reviewed by on
    Based in GL8 8YG, Bagpath
    Extension Builder covering Monmouthshire
    Member since Dec 2025
    ID Checked

    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 on
    Based in CF62 9BU, Barry
    Extension Builder covering Monmouthshire
    Member since Apr 2017
    ID Checked

    I founded my building company over 20 years ago, since which time I have proudly watched it expand into an exceptional team of friendly and highly skilled perfectionists. We care passionately about our work and also pride ourselves on being great lis...

    Latest Garage Conversion Review

    "Piotr converted our garage into an office and snug space and did an amazing job. He is very hard working and always responds to messages very quickly unlike other builders we've dealt with in the past. Highly recommend!"

    Reviewed by on
    Based in BS10 7PW, Bristol
    Extension Builder covering Monmouthshire
    Member since Jan 2025
    ID Checked

    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 on
    Based in CF72 9QA, Llanharan
    Extension Builder covering Monmouthshire
    Member since Sep 2025
    Public liability insurance

    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 on
    Based in NP44 1JT, Cwmbran
    Extension Builder covering Monmouthshire
    Member since Dec 2025
    ID Checked

    General building and home improvement company with small personal company values. We pride ourselves on quality over quantity. Based in Ross on Wye we cover .most areas within 1 hour driving time

    Based in HR9 7ND, Lea
    Extension Builder covering Monmouthshire
    Member since Dec 2016
    ID Checked

    Welcome to Trivett Construction & Painting Ltd — reliable painting, decorating and property improvement specialists covering Bristol, Chepstow, Newport, Cardiff and Gloucester. We provide high-quality interior and exterior decorating, feature walls,...

    Based in NP16 7ET, Tutshill
    Extension Builder covering Monmouthshire
    Member since Jun 2024
    ID Checked

    Level 2 bricklayer. Newly qualified looking for self employed jobs.

    Based in NP25 5AL, Monmouth
    Extension Builder covering Monmouthshire
    Member since Jul 2024

    We at J&J pride ourselves on being tidy, punctual & friendly. Providing quality work at a fair price. We provide all aspects of property maintenance, gardening services and exterior cleaning.

    Based in NP25 5EG, Monmouth
    Extension Builder covering Monmouthshire
    Member since Mar 2026

    Wye building solutions ltd 27 yrs experience from barn conversions renovations to new build lime mortar specialist,we cover all aspects of building from groundwork’s right through to painting,certified electrician and plumber

    Based in HR9 7RQ, Ross-on-wye
    Extension Builder covering Monmouthshire
    Member since Nov 2021
    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.

    To understand more about our reviews process, please visit our Reviews Policy.

    Find Extension Builders Near You

    Trusted Extension Builders in other locations

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    Recently posted Extension Builders jobs

    Join over 1,000,000 happy homeowners who have posted their job on MyJobQuote.

    Job posted in Bristol

    60m Square rear extension - 6m by approx 10m

    Job posted in Bristol

    Build a ground and upper floor extension to the rear of an existing 1960s semi detached house extending out by 3m.

    Job posted in GLOUCESTER

    Extension to the rear lounge with balcony on the top

    Job posted in Hereford

    Single storey extension to side of house 40m2

    Job posted in Gloucester

    Kitchen top to be replaced or rebuild

    Job posted in Bristol

    60m Square rear extension - 6m by approx 10m

    Job posted in Bristol

    Build a ground and upper floor extension to the rear of an existing 1960s semi detached house extending out by 3m.

    Job posted in GLOUCESTER

    Extension to the rear lounge with balcony on the top

    Job posted in Hereford

    Single storey extension to side of house 40m2

    Job posted in Gloucester

    Kitchen top to be replaced or rebuild

    Job posted in Bristol

    Two insulated walls, glass roof, critall style front. 3m high, 11sq meters

    Job posted in Bristol

    Build side extension to have bathroom 1.2m by 3

    Job posted in Gloucester

    Build single-storey extension at rear of house extending kitchen under permitted development, approximately 8m² . First stage quote Please include:...

    Job posted in Hereford

    Building double storey extension to side of house, looking for someone to do the major works like brickwork & roofing. Ground works & internals will b...

    Job posted in Newport

    home extension......................

    Job posted in Bristol

    Two insulated walls, glass roof, critall style front. 3m high, 11sq meters

    Job posted in Bristol

    Build side extension to have bathroom 1.2m by 3

    Job posted in Gloucester

    Build single-storey extension at rear of house extending kitchen under permitted development, approximately 8m² . First stage quote Please include:...

    Job posted in Hereford

    Building double storey extension to side of house, looking for someone to do the major works like brickwork & roofing. Ground works & internals will b...

    Job posted in Newport

    home extension......................

    Job posted in Gloucester

    Building 2or3 bedrooms houses

    Job posted in Newport

    I wish to build a double storey and single storey extension at my property

    Job posted in Newport

    Extension back and side of house. 1 bedroom , utility room and batroom . Need to start work in july .

    Job posted in Stroud

    Downstairs we are adding a dining room to the existing kitchen. Size approx 15' x 8'. Two sets of french doors and three windows. Upstairs we are ext...

    Job posted in Ross-on-Wye

    Convert existing conservatory to fully insulated bedroom with solid roof, approximately 3.5 x 2.0m

    Job posted in Gloucester

    Building 2or3 bedrooms houses

    Job posted in Newport

    I wish to build a double storey and single storey extension at my property

    Job posted in Newport

    Extension back and side of house. 1 bedroom , utility room and batroom . Need to start work in july .

    Job posted in Stroud

    Downstairs we are adding a dining room to the existing kitchen. Size approx 15' x 8'. Two sets of french doors and three windows. Upstairs we are ext...

    Job posted in Ross-on-Wye

    Convert existing conservatory to fully insulated bedroom with solid roof, approximately 3.5 x 2.0m

    Job posted in Gloucester

    Need to remove an outbuilding that does not comply with planning

    Job posted in Pontypool

    Build double storey extention to side and lean to on the back of tje property

    Job posted in Bristol

    Need a extension made in the garden

    Job posted in Hereford

    Build single storey shell only extension to side of property. This would incorporate an extension of the kitchen and a garage. The garage would not ne...

    Job posted in Gloucester

    Single story open plan kitchen living dining room

    Job posted in Gloucester

    Need to remove an outbuilding that does not comply with planning

    Job posted in Pontypool

    Build double storey extention to side and lean to on the back of tje property

    Job posted in Bristol

    Need a extension made in the garden

    Job posted in Hereford

    Build single storey shell only extension to side of property. This would incorporate an extension of the kitchen and a garage. The garage would not ne...

    Job posted in Gloucester

    Single story open plan kitchen living dining room

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