Find an Extension Builder in South Harefield

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Extension Builders in South Harefield

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  • 1-20 of 7,593 extension builders

    At OJ Kennedy Construction, we take pride in delivering high-quality construction services with a personal touch. Based in Gerrards Cross, we are a small but dedicated team of skilled tradesmen committed to excellence, reliability, and transparency....

    Latest Brick/Block Paving Review

    "Great service and very professional quality workmanship clean and tidy would highly recommend"

    Reviewed by on
    Based in SL9 7QA, Gerrards Cross
    Extension Builder covering South Harefield
    Member since Jul 2025
    ID Checked

    Based in Chalfont St Giles, Tommy Custom Builds are your trusted local experts for all things building and renovation. From extensions and refurbishments to new builds and outdoor projects, we bring quality craftsmanship and a hands-on approach to ev...

    Latest General Maintenance Review

    "Helpful and polite. Listened to our specific needs and sorted out the loft ladder and installed it. Very pleased with the work and he even vacuumed up afterwards. We would recommend him and would definitely use him again."

    Reviewed by on
    Based in HP8 4RA, Chalfont Saint Giles
    Extension Builder covering South Harefield
    Member since Nov 2024
    Public liability insurance

    We are a family business working from small to big project loft,extension,garden all work from A to Z established in 2019 and all ours employees are having over 20 years experience Let's Work Together

    Latest Builder Review

    "Thank you for the work you've done for us We are very pleased with work Chris did for us and we definitely recommend him to our friends and families"

    Reviewed by on
    Based in HA5 2QH, Pinner
    Extension Builder covering South Harefield
    Member since Jan 2026
    ID Checked

    We are a team of experienced tradespeople, we carry out all aspects of building work Listed below are types of work we carry Brickwork Carpentry Decorating Ground work Gutters Landscaping Roofing Plastering Property maintenance Just to na...

    Latest General Maintenance Review

    "Job completed in a day, removal of bricks to install a lintel above patio door and bricks replaces once lintel had been installed. Professional done I would recommend using this team."

    Reviewed by on
    Based in HP14 3XB, High Wycombe
    Extension Builder covering South Harefield
    Member since Aug 2022
    ID Checked

    We are a building company that specialise in refurbishment work. Residential or Commercial works. We have been working in the industry for 30 years. We are happy to give you a quote for all types of work, with no obligation.

    Latest Structural Steelwork Review

    "Professional and prompt provision of written job specification and estimate. Good quality work rebuilding and repairing patio retaining wall, completed within agreed time. Would definitely use again."

    Reviewed by on
    Based in HA6 1BG, Northwood
    Extension Builder covering South Harefield
    Member since May 2025
    ID Checked

    Professional and experienced builders. We specialise in extensions, loft conversion, planning advice, property conversions to flats and HMOs. Free quotes

    Based in UB6 9HF, Greenford
    Extension Builder covering South Harefield
    Member since Aug 2024
    ID Checked

    Best work guarantee take pride in all work weather big or small we offer too work with clients too find best way forward

    Latest Chimney Building / Repair Review

    "Teri did a great job in fixing my chimney, replacing damaged tiles and recementing the ridges. Teri has an excellent team of workers who take the time to do the job properly. Throughout the process Teri showed me the problems they..."

    Reviewed by on
    Based in HA4 7AA, Ruislip
    Extension Builder covering South Harefield
    Member since Jun 2025
    ID Checked

    We are a family run building company and been running for over 50 years we pride are shelves on top Quality work and customer satisfaction have a 5 star rating on which

    Based in UB9 6JS, Harefield
    Extension Builder covering South Harefield
    Member since Oct 2024

    Reliable honest trader can be found on which trusted traders, looking for handy man work , from screwing curtain rails, tiling, mending fences, plumbing in washing machines, assembly of flat pack furniture and anything else that you can’t do. Full pu...

    Based in UB9 6AY, Harefield
    Extension Builder covering South Harefield
    Member since Jan 2023

    I’ve been a professional bricklayer for nearly 25 years with experience in new builds ,extention,alterations and restoration work , All aspects of brickwork

    Based in UB9 5JD, Denham
    Extension Builder covering South Harefield
    Member since Jul 2024
    ID Checked

    Hi welcome to KR BUILDER LTD, undertaking all kind of building projects, interior and exterior, built and maintenance

    Based in UB9 6EY, Harefield
    Extension Builder covering South Harefield
    Member since Apr 2025
    Public liability insurance

    We cover all aspects of building work as we have vary reliable team. Carpentry/joinery Loft conversions Plumbing Electrics Extensions Refurbs Tiling Extensions Kitchens Lofts conversion

    Latest Builder Review

    "Great job thanks Luke"

    Reviewed by on
    Based in TW1, Twickenham
    Extension Builder covering South Harefield
    Member since Mar 2026
    Public liability insurance

    Services : Building walls ; ceilings ; garden sheds and more … Bathroom tiling Floor tiling Refurbishment Demolition Cleaning Plastering Painting Loft boarding Hatch lather installing Block paving Waste disposal

    Latest Garage / Outbuilding Construction Review

    "Really good job"

    Reviewed by on
    Based in LU4 0EF, Luton
    Extension Builder covering South Harefield
    Member since Oct 2023
    ID Checked

    We take care of every part of the build from architectural plans and planing permission all the way covering all trades. Over 20 years experience. Friendly approach helping and guiding through the project for a pleasant experience.

    Latest Internal Walls Review

    "This was our first time getting work done so were worried hearing all of the horror stories but on meeting Dan for the first time we knew we needed to go with him and our instinct was 100% correct. Communication was great, respect..."

    Reviewed by on
    Based in NW4 3TX, London
    Extension Builder covering South Harefield
    Member since Apr 2025
    ID Checked

    M4 Construction | Building & Bathroom Specialists ?️? Transforming homes with expert craftsmanship and a keen eye for detail. • Building: Extensions, renovations, and structural excellence. • Bathrooms: Bespoke designs, luxury tiling, and expert...

    Latest Bathroom Specialist Review

    "I’m extremely happy with the bathroom work they did for me. From start to finish, the team was professional, reliable, and easy to communicate with. They showed up on time, explained everything clearly, and paid close attention to..."

    Reviewed by on
    Based in UB3 1LJ, Hayes
    Extension Builder covering South Harefield
    Member since Jan 2026
    ID Checked

    Renoelevation Ltd is dedicated to becoming your contractor of choice no matter the service. We pursue excellence and our dedicated and experienced team drive to deliver quality in a timely fashion. we provide construction services and every job sche...

    Latest Builder Review

    "Mario was great! very helpful and reliable. I recommend him to everyone without any hesitation. 10/10."

    Reviewed by on
    Based in WD5 0LW, Abbots Langley
    Extension Builder covering South Harefield
    Member since Mar 2021
    Public liability insurance

    Hi, I’m a bricklayer doing all kind of jobs about bricks and blocks. We are one of the bests on what we are doing. What makes us different of others is that we are big on quality and reasonable on prices, because we want to grow with you. We are sure...

    Latest Groundwork Review

    "Great team, very professional from start to finish. Was offered a quote same day, given a time scale for the job in which they delivered earlier than expected. They also cleaned up very well and would recommend them to everyone."

    Reviewed by on
    Based in HA7 1QX, Stanmore
    Extension Builder covering South Harefield
    Member since Mar 2023
    ID Checked

    My name is Harvey I am a carpenter by trade but have over 20 years experience in carpentry and building. I have many references and photos of previous work I have carried out. I have a small team of qualified tradesmen who help me carry out electrica...

    Latest Skirting Boards, Rails & Coving Review

    "Perfect job highly recommend for any carpentry work"

    Reviewed by on
    Based in UB7 8PF, West Drayton
    Extension Builder covering South Harefield
    Member since Apr 2025
    ID Checked

    Are you looking to transform your indoor/outdoor space??? K&L Build Design and Maintenance is a trusted building and landscaping company committed to delivering exceptional workmanship and reliable service across every project. Specialising in b...

    Latest Chimney Building / Repair Review

    "Good guys, came in time, done the job, no fuss, left no sign behind after the job. Would recommend."

    Reviewed by on
    Based in WD25 9EU, Watford
    Extension Builder covering South Harefield
    Member since Nov 2025
    ID Checked

    Im A professional builder combines technical skill with strong organization and leadership. You interpret blueprints accurately, coordinate workers and subcontractors, and maintain strict quality standards. You use modern tools and proven methods to...

    Latest Builder Review

    "Highly recommend, work was done to a high standard and met our expectations, very clean and organised."

    Reviewed by on
    Based in HA3 0QH, Wembley
    Extension Builder covering South Harefield
    Member since Nov 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.

    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 Wormwood Scrubs

    Removal of stud wall..re routing radiator on wall.

    Job posted in Aylesbury

    I need to have a walk on balcony installed and will need a quote for this please

    Job posted in Ilford

    36 square meters kitchen and tiolet

    Job posted in East Dulwich

    Make the kitchen bigger, just needs to be extended out into the garden

    Job posted in Bushey

    Extending into the backyard by 3m, allowing for a flat lean-to roof with two skylights. Sliding doors leading to garden

    Job posted in Wormwood Scrubs

    Removal of stud wall..re routing radiator on wall.

    Job posted in Aylesbury

    I need to have a walk on balcony installed and will need a quote for this please

    Job posted in Ilford

    36 square meters kitchen and tiolet

    Job posted in East Dulwich

    Make the kitchen bigger, just needs to be extended out into the garden

    Job posted in Bushey

    Extending into the backyard by 3m, allowing for a flat lean-to roof with two skylights. Sliding doors leading to garden

    Job posted in Streatham Vale

    We are looking to appoint a contractor to construct a Victorian loft (roof) extension to create a new bedroom and en-suite bathroom. The works will i...

    Job posted in Welwyn

    1 x 7 metre garage extension. Planning permission granted.

    Job posted in Beckenham

    Side return/infill on existing kitchen diner. New steel to accommodate. Possible utility room and toilet.

    Job posted in Hitchin

    Singles storey rear extension with new kitchen (20 Sqm)

    Job posted in Farnborough

    Window taken out and replaced with patio doors

    Job posted in Streatham Vale

    We are looking to appoint a contractor to construct a Victorian loft (roof) extension to create a new bedroom and en-suite bathroom. The works will i...

    Job posted in Welwyn

    1 x 7 metre garage extension. Planning permission granted.

    Job posted in Beckenham

    Side return/infill on existing kitchen diner. New steel to accommodate. Possible utility room and toilet.

    Job posted in Hitchin

    Singles storey rear extension with new kitchen (20 Sqm)

    Job posted in Farnborough

    Window taken out and replaced with patio doors

    Job posted in Luton

    extending existing single storey extension which is 3.4m in length and 5.94m in width. want to extend by a further 2ms so would be 5.4m in length but...

    Job posted in Aylesbury

    Build single storey extension at rear of house to become an office space

    Job posted in Brockley

    I would like the garden levelled off ,a small patio area and toilet shower room. existing kitchen/ dining area knock through for open plan

    Job posted in Feltham

    30 meters extension bathroom 2 doors 4 windows

    Job posted in FARNBOROUGH

    I like to extend one room in the back off my house

    Job posted in Luton

    extending existing single storey extension which is 3.4m in length and 5.94m in width. want to extend by a further 2ms so would be 5.4m in length but...

    Job posted in Aylesbury

    Build single storey extension at rear of house to become an office space

    Job posted in Brockley

    I would like the garden levelled off ,a small patio area and toilet shower room. existing kitchen/ dining area knock through for open plan

    Job posted in Feltham

    30 meters extension bathroom 2 doors 4 windows

    Job posted in FARNBOROUGH

    I like to extend one room in the back off my house

    Job posted in Bracknell

    Building an extension on top of the garage to create en suite and walk in wardrobes to bedrooms, garage may need work as only single skin at the momen...

    Job posted in Aylesbury

    Building single rear and side extention, approximately 60 -70 square metres.

    Job posted in Upper Sydenham

    We live in an three bedroom end-of-terrace house, originally built in the 1930s, in Sydenham. We want to start planning for converting the loft space...

    Job posted in Wimbledon

    Starting from scratch. Getting initial idea.

    Job posted in High Wycombe

    Build a single storey at rear with 15 square metres

    Job posted in Bracknell

    Building an extension on top of the garage to create en suite and walk in wardrobes to bedrooms, garage may need work as only single skin at the momen...

    Job posted in Aylesbury

    Building single rear and side extention, approximately 60 -70 square metres.

    Job posted in Upper Sydenham

    We live in an three bedroom end-of-terrace house, originally built in the 1930s, in Sydenham. We want to start planning for converting the loft space...

    Job posted in Wimbledon

    Starting from scratch. Getting initial idea.

    Job posted in High Wycombe

    Build a single storey at rear with 15 square metres

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