Find an Extension Builder in Potters Bar

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Extension Builders in Potters Bar

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  • 1-20 of 8,529 extension builders

    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 Potters Bar
    Member since Mar 2023
    ID Checked

    We are a reliable Hertford-based building and property maintenance company providing high-quality home improvements, repairs and refurbishment services throughout Hertfordshire and surrounding areas. With strong experience working on residential and...

    Latest Staircases - Wooden Review

    "Very quick service. The supplier usually used was shut for Xmas so I got my own rail from Amazon and Harvey fitted it Xmas eve"

    Reviewed by on
    Based in SG14 2FF, Hertford
    Extension Builder covering Potters Bar
    Member since Nov 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 Potters Bar
    Member since Nov 2025
    ID Checked

    NLK Group, based in London, provides bespoke services in carpentry installation, custom-made wardrobes and cabinets, house refurbishments, and various construction projects. Our offerings include: • Kitchen fittings • Fitted wardrobes • Painting...

    Latest Wooden Doors - External Review

    "Naim did a fantastic job with replacing our external doors- front and rear. Communication was great and we are happy with the results."

    Reviewed by on
    Based in WD25 0GD, Watford
    Extension Builder covering Potters Bar
    Member since Nov 2016

    Small building contractor, patios, driveways, landscaping, garage and shed bases, painting and decorating. Based in Herts. Fully insured.

    Latest Concrete Base Review

    "Polite, respectful, experienced and skilful. Great tradespeople who I will use in the future for many varied tasks and projects."

    Reviewed by on
    Based in AL1 5ST, Saint Albans
    Extension Builder covering Potters Bar
    Member since Jul 2025
    ID Checked

    We offer all build solutions right from planning through to build completion. Projects include: Loft Conversions, Extensions, Kitchen installations, Bathroom refits, External Rooms, Ground works, Renovations and all other building works. All work...

    Based in EN6 2RA, Potters Bar
    Extension Builder covering Potters Bar
    Member since Jan 2025
    ID Checked

    Potters Bar Lofts & Extensions. We specialise in adding value to your property with quality workmanship finished to a high standard. We understand that every home owner has individual styles and requirements. As a family-run company we offer a...

    Based in EN6 3HN, Potters Bar
    Extension Builder covering Potters Bar
    Member since May 2025
    ID Checked

    L.I. GENERAL BUILDING LTD is an professional construction and refurbishment company with many years of experience in construction industry. We are building contractor specialising in solutions for your home restoration, extensions, loft conversions,...

    Based in EN6 3AU, Potters Bar
    Extension Builder covering Potters Bar
    Member since Oct 2018
    ID Checked

    Building Works with qualified connstruction management. Reliable, high-quality building services delivered with precision and care. Carpentery Qualofied and Skilled carpentry focused on fine craftsmanship and lasting results.

    Based in EN6 3DY, Potters Bar
    Extension Builder covering Potters Bar
    Member since Dec 2025

    JK Construction (Europe) Ltd, your trusted builders and contractors based in Potters Bar, Hertfordshire. With over 20 years of industry experience, we specialise in high-quality refurbishments for residential, commercial, and industrial properties, i...

    Based in EN6 1EX, Potters Bar
    Extension Builder covering Potters Bar
    Member since Apr 2025

    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 Potters Bar
    Member since Nov 2024
    Public liability insurance

    I do all the work around your house inside and outside, With 10 years experience in building we keep our work at the top work quality. Please do contact us and get a quote. We will be more then happy to speak to you for all your needs. Thank you.

    Latest General Maintenance Review

    "Very professional and respectful, job done quickly and neatly, would recommend him 100%"

    Reviewed by on
    Based in EN7 6TU, Cheshunt
    Extension Builder covering Potters Bar
    Member since Sep 2020
    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 Potters Bar
    Member since Apr 2025
    ID Checked

    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 Potters Bar
    Member since Jul 2025
    ID Checked

    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 Potters Bar
    Member since Jan 2026
    Public liability insurance

    A small company specialising in bathrooms and house refurbishments with 20 people employed , covering Kent,and Essex

    Latest General Maintenance Review

    "Contacted by phone came to view the job the next day Happy with quote and communication"

    Reviewed by on
    Based in RM14 2SU, Upminster
    Extension Builder covering Potters Bar
    Member since Mar 2025
    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 Potters Bar
    Member since Mar 2021
    ID Checked

    Hi we’re building company with experience of building renovation extensions garage garden gardens house and kitchen dizayn garden houses garage we’re talking cares about your property and you work

    Latest Laminate Flooring Review

    "Hosein and his team did the renovation of my flat. They did an excellent job, no hidden extras and high standard. Highly recommend"

    Reviewed by on
    Based in N11 2QE, London
    Extension Builder covering Potters Bar
    Member since Aug 2018
    Public liability insurance

    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 Potters Bar
    Member since Aug 2022
    ID Checked

    We are dedicated Contractors and looking for local work to undertake project management and construction services. We are a family business and dedicate our time and energy to the delivery of high quality work. We undertake individual maintenance wor...

    Latest Builder Review

    "James and his company contributed and delivered a complete refurbishment of our home in North London. He and his team were reliable, cautious in what they were doing, creative with a strong focus on the engineering requirements of..."

    Reviewed by on
    Based in N6 5JT, London
    Extension Builder covering Potters Bar
    Member since Dec 2025
    Public liability insurance
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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

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    Job posted in Anerley

    Knocking down existing extension and rebuilding without the structural beam in the middle of the room to make a more open plan kitchen/living area.

    Job posted in Berkhamsted

    Single story rear extension 12sqm approximately, french door, extended kitchen with centre island

    Job posted in Luton

    I need a single internal wall built to divide an existing room and create a separate kitchen area.

    Job posted in Watford

    Build 2 storey extension, 6m ground floor and 3 meters first floor. Cost of loft conversion will be helpful to make a decision. We have Full new build...

    Job posted in Leighton Buzzard

    We want to add a room downstairs into from our utility room and downstairs bedroom so we can have a dedicated office space.

    Job posted in Anerley

    Knocking down existing extension and rebuilding without the structural beam in the middle of the room to make a more open plan kitchen/living area.

    Job posted in Berkhamsted

    Single story rear extension 12sqm approximately, french door, extended kitchen with centre island

    Job posted in Luton

    I need a single internal wall built to divide an existing room and create a separate kitchen area.

    Job posted in Watford

    Build 2 storey extension, 6m ground floor and 3 meters first floor. Cost of loft conversion will be helpful to make a decision. We have Full new build...

    Job posted in Leighton Buzzard

    We want to add a room downstairs into from our utility room and downstairs bedroom so we can have a dedicated office space.

    Job posted in Clapham Junction

    It will be a wraparound extension on a terraced house, extending into the garden. Brick materials for the walls which will need to be supplied by the...

    Job posted in Slough

    Looking for a professional builder for good value for money. Planning to start first part of the extension ( remodernise existing Porch and enlargem...

    Job posted in Bedford Park

    Ground floor extension 1.73x1.73. basically extending the kitchen and bath outward

    Job posted in Leighton Buzzard

    single story extension approx 20sqm with roof lantern and bi-fold doors.

    Job posted in Rickmansworth

    Single storey extension to lounge and kitchen, brick wall with tiled roof

    Job posted in Clapham Junction

    It will be a wraparound extension on a terraced house, extending into the garden. Brick materials for the walls which will need to be supplied by the...

    Job posted in Slough

    Looking for a professional builder for good value for money. Planning to start first part of the extension ( remodernise existing Porch and enlargem...

    Job posted in Bedford Park

    Ground floor extension 1.73x1.73. basically extending the kitchen and bath outward

    Job posted in Leighton Buzzard

    single story extension approx 20sqm with roof lantern and bi-fold doors.

    Job posted in Rickmansworth

    Single storey extension to lounge and kitchen, brick wall with tiled roof

    Job posted in Pinner

    1.7m double storey on the side 4.5m rear extension 3rd double bedroom on 1st floor Outhouse rear of the garden WC underneath the staircase Whole house...

    Job posted in Upton

    Single storey extension to two bedroom house.

    Job posted in Beckton

    To extend current kitchen extension

    Job posted in Teddington

    Planning permission for single storey extension (24sqm). Plan is to do the build in second half of 2027 or first half of 2028.

    Job posted in Potters Bar

    Need a 12x5.5m ground floor extension she’ll only which I have planning for we are still waiting for first floor to be approved on second application...

    Job posted in Pinner

    1.7m double storey on the side 4.5m rear extension 3rd double bedroom on 1st floor Outhouse rear of the garden WC underneath the staircase Whole house...

    Job posted in Upton

    Single storey extension to two bedroom house.

    Job posted in Beckton

    To extend current kitchen extension

    Job posted in Teddington

    Planning permission for single storey extension (24sqm). Plan is to do the build in second half of 2027 or first half of 2028.

    Job posted in Potters Bar

    Need a 12x5.5m ground floor extension she’ll only which I have planning for we are still waiting for first floor to be approved on second application...

    Job posted in Bromley

    Integrate garage into habitable living space and in front of infill extension in 3 floors. You can find all documents in here: https://drive.google.co...

    Job posted in Fulham

    I have recently had planning permission approved for a ground floor extension to my flat in Fulham. I am only looking to have the 'shell' of the exte...

    Job posted in Luton

    we are looking at extending above single loft to give another bedroom with en-suite

    Job posted in Edgware

    Extension space around 16 square meters with standard fittings for a lounge space

    Job posted in Southall

    Gable roof single storey extension of 5m x 4m = 20sqm. The extension will have a skylight new good spec. kitchen and 5m sliding door. Also need a 3m x...

    Job posted in Bromley

    Integrate garage into habitable living space and in front of infill extension in 3 floors. You can find all documents in here: https://drive.google.co...

    Job posted in Fulham

    I have recently had planning permission approved for a ground floor extension to my flat in Fulham. I am only looking to have the 'shell' of the exte...

    Job posted in Luton

    we are looking at extending above single loft to give another bedroom with en-suite

    Job posted in Edgware

    Extension space around 16 square meters with standard fittings for a lounge space

    Job posted in Southall

    Gable roof single storey extension of 5m x 4m = 20sqm. The extension will have a skylight new good spec. kitchen and 5m sliding door. Also need a 3m x...

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