Find an Extension Builder in Potters Bar

Find a local extension builder near you. We have 9,425 trusted and reviewed extension builders in Potters Bar to choose from, based on 4,194 reviews.





POST YOUR JOB

Tell us about the work you need doing around your home.

RECEIVE UP TO 3 QUOTES

Up to 3 Extension Builders in Potters Bar will then be in touch to quote for the work.

CHOOSE YOUR EXTENSION BUILDER

Compare quotes then choose your preferred Potters Bar Extension Builder.

Extension Builders in Potters Bar

Filter by:

  • Within 60 minutes
    • Within 60 minutes
    • Within 45 minutes
    • Within 30 minutes
    • Within 20 minutes
    • Within 10 minutes
  • Any rating
    • Any rating
    • 5 star rating
    • 4 star rating
    • 3 star rating
  • Sort by:

  • Recommended
    • Recommended
    • Closest
    • Most reviews
    • Highest rating
  • 1-20 of 9,425 extension builders

    Established builder for over 30 years extensions new builds and renovations delivering value for money and completing on time and on budget to an excellent standard

    Latest General Maintenance Review

    "JPD Build and Design presents themselves as an efficient and professional company. The quote was very reasonable but sadly too good to be true.  The original time frame was 3 weeks but after 9 weeks of excuses, poor communica..."

    Reviewed by on
    Based in AL3 4LZ, St Albans
    Extension Builder covering Potters Bar
    Member since Jun 2026
    ID Checked

    At R Pira , we offer a wide range of construction and renovation services tailored to meet your needs. With years of experience and a commitment to quality, we deliver exceptional results on every project. Our services include: 1. Demolition We pro...

    Latest Wooden Sash Window Review

    "Romeo did a great job with my extension. I would use him"

    Reviewed by on
    Based in E17 7LD, London
    Extension Builder covering Potters Bar
    Member since Oct 2024
    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

    From full home refurbishments to bespoke kitchens, extensions, basements and full structural works, Alico Engineering delivers premium builds across London. A hands-on family-run business you can trust.

    Based in EN5 4RL, Barnet
    Extension Builder covering Potters Bar
    Member since Mar 2026
    ID Checked

    With over a decade of industry experience, our company specialises in expert damp-proofing and mould-remediation services. While we are leaders in moisture control and property preservation, we also provide a comprehensive range of general building w...

    Latest Internal Renovation / Reconfiguration Review

    "The kitchen repair service was completed perfectly, the work was fast and professional. I’m happy with the QIB Solutions service"

    Reviewed by on
    Based in E10 6JH, London
    Extension Builder covering Potters Bar
    Member since Mar 2026
    ID Checked

    At ARK Procurement, we specialise in complete renovation and property improvement solutions, managing projects from initial concept through to completion. Whether you’re renovating an entire property or focusing on key areas such as kitchens and bat...

    Latest Plumbing Repair & Maintenance Review

    "Mitesh was quick to respond to my query and provided me with a quote. He was willing to do the job for a little less and attended to the job in less than 24 hours. Mitesh was polite and courteous. Cleaned up the area before leavi..."

    Reviewed by on
    Based in WD6 2LP, Borehamwood
    Extension Builder covering Potters Bar
    Member since Sep 2025
    ID Checked

    We are a family business working from small to big projects 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 Garage Conversion Review

    "Flexible, hard working, good communication and first class finish"

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

    At AP Brickwork and Development Ltd, we specialise in high-quality bricklaying, structural work, and property development across residential and commercial sectors. With over a decade of hands-on experience, we’re known for our craftsmanship, reliabi...

    Latest Chimney Building / Repair Review

    "Really nice team and professional work. They really know what they are doing and were hard working. We will definitely be using them again."

    Reviewed by on
    Based in WD24 6AB, Watford
    Extension Builder covering Potters Bar
    Member since Apr 2024
    ID Checked

    Established over 20 years ago, we cover all areas of building work, including new builds, extensions, conversions, refurbishments and renovations. We can also help you get the most out of your home by upgrading your space to the latest bathroom or ki...

    Latest Bathroom, Kitchen and WC Plumbing Review

    "Vito has been brilliant from start to finish. He was the only company who actually came out, measured properly, and gave us a quotation that was clear, detailed, and completely reasonable. He and his crew arrived on time every si..."

    Reviewed by on
    Based in AL3 6HR, St Albans
    Extension Builder covering Potters Bar
    Member since Nov 2023
    ID Checked

    Homes Construction & Renovations Design. Build. Transform. www.homeconstructionrenovations.com Since 2020, Delivering exceptional craftsmanship & innovative solutions across London and surrounding areas up to 50 miles. We specialise in loft convers...

    Latest Builder Review

    "We recently had our property refurbished by Home Constructions and Renovation, and we couldn’t be happier with the results. From start to finish, the team was professional, reliable, and highly skilled. Their attention to detail a..."

    Reviewed by on
    Based in UB7 0HR, Sipson
    Extension Builder covering Potters Bar
    Member since Feb 2026
    ID Checked

    We are a team of experienced builders with over 20 years in the construction industry, providing reliable and professional general building services. Over the years, we have built a strong reputation for delivering high-quality workmanship, attention...

    Latest Brick / Block Paving Review

    "Absolutely fantastic builders-a great team! They are very decent guys, honest, hardworking, and just good people. Vincenzo and Francesco demolished our old garden shed and concrete base, and constructed a new, larger base ready f..."

    Reviewed by on
    Based in EN11 9BE, Hoddesdon
    Extension Builder covering Potters Bar
    Member since Jun 2023
    ID Checked

    Welcome to S.U.construction where we turn your dreams into reality. With over 10 years of experience in trades ranging from loft conversions to painting, our team strives to ensure that your home is the talk of the town. Fully licensed by Checkatrade...

    Latest Plaster Skimming Review

    "Sokol did an excellent job for me."

    Reviewed by on
    Based in E10 5AP, London
    Extension Builder covering Potters Bar
    Member since Feb 2019
    ID Checked

    I've had more than 20 years in the construction industry, so not only do I provide my own expertise, I have a complement of known specialists.

    Latest Fencing & Gates Review

    "Good communication before hand and good thorough job on the day; bespoke made to fit gate that looks as though it will see me out!"

    Reviewed by on
    Based in AL4 0QF, Colney Heath
    Extension Builder covering Potters Bar
    Member since Apr 2026

    We are a professional building company providing services in home designs, ranging from kitchens and bathrooms to complete home refurbishments. Having over 20 years of experience in the industry, we will always guarantee the highest quality job to sa...

    Latest Chimney Building / Repair Review

    "Illir took as much time discussing the job as needed. He then sourced the special materials needed for the job. The finished York stone steps and Victorian tiled top step look excellent!"

    Reviewed by on
    Based in EN2 7EL, Enfield
    Extension Builder covering Potters Bar
    Member since May 2019
    ID Checked

    ValleyRefurbishmentsltd is a family run business with 30 years of experience. We are very good on customer service and make sure you have a stress free experience with your project.

    Latest Chimney Building / Repair Review

    "Friendly, hardworking, did a brilliant job, left the site clean and tidy. Removal of chimney and replaced with a velux window installed."

    Reviewed by on
    Based in CM5 9BN, Chipping Ongar
    Extension Builder covering Potters Bar
    Member since Jul 2025
    ID Checked

    Hi, my name is Issa, I am a skilled and dedicated builder with over 12 years of hands-on experience in the construction industry. I specialise in residential and commercial building projects, bringing a strong understanding of construction techniques...

    Latest Internal Rendering Review

    "Great work. Renovated my two bedroom flat which included plastering, painting, new floors, new boiler and fuse board etc."

    Reviewed by on
    Based in NW1 7ET, London
    Extension Builder covering Potters Bar
    Member since Jul 2021
    ID Checked
    Become a member

    Over 50,000 tradespeople nationwide use MyJobQuote

    Sign up as a trade
    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

    Show more

    Recently posted Extension Builders jobs

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

    Job posted in Berkhamsted

    Single storey extension to rear of bungalow to make a new kitchen / diner.

    Job posted in East Acton

    Planning approved I just need structural engineer report

    Job posted in St Albans

    Build single storey extension to side of bungalow - on the driveway where a garage would be. Length of extension 12 metres, width 2.5 metres. Want t...

    Job posted in Harrow

    I want to build a 4 storey exention which includes a basement behing my existing property. THe property is 6m wide and will need ot be around 2.5m d...

    Job posted in Chessington

    Build extension on back of house approximately 20 square meters. To include utility room and toilet/shower. Opening from house has already been knoc...

    Job posted in Berkhamsted

    Single storey extension to rear of bungalow to make a new kitchen / diner.

    Job posted in East Acton

    Planning approved I just need structural engineer report

    Job posted in St Albans

    Build single storey extension to side of bungalow - on the driveway where a garage would be. Length of extension 12 metres, width 2.5 metres. Want t...

    Job posted in Harrow

    I want to build a 4 storey exention which includes a basement behing my existing property. THe property is 6m wide and will need ot be around 2.5m d...

    Job posted in Chessington

    Build extension on back of house approximately 20 square meters. To include utility room and toilet/shower. Opening from house has already been knoc...

    Job posted in Avery Hill

    I’m looking for builders to carry out some work for kitchens extension all planing permission are in place

    Job posted in Leighton Buzzard

    Build single storey kitchen extension to the side of the house, approx 6 square meters

    Job posted in Wembley

    Build a single storey extension behind living room. Total area of extension, 15 square meters (5X3)

    Job posted in Croydon

    We plan on removing our conservatory and repurposing the space into a small extension. This will be coupled with opening up our kitchen and living roo...

    Job posted in Mitcham

    Just need an estimation for terrace house

    Job posted in Avery Hill

    I’m looking for builders to carry out some work for kitchens extension all planing permission are in place

    Job posted in Leighton Buzzard

    Build single storey kitchen extension to the side of the house, approx 6 square meters

    Job posted in Wembley

    Build a single storey extension behind living room. Total area of extension, 15 square meters (5X3)

    Job posted in Croydon

    We plan on removing our conservatory and repurposing the space into a small extension. This will be coupled with opening up our kitchen and living roo...

    Job posted in Mitcham

    Just need an estimation for terrace house

    Job posted in Hitchin

    Large double storey extension, high spec

    Job posted in Bexleyheath

    Construct Changing Room / Bathroom Extension to Existing Garden House I am looking for quotations to construct a new bathroom/changing room extension...

    Job posted in Woodford Green

    single storey extension to extend the kitchen into the garden to make it level with the current shower room (but getting rid of the shower room to abs...

    Job posted in Harlow

    The paraphet wall of my extension needs a new dpm and bricks as do is coming into kitchen wall

    Job posted in Wallington

    build a single storey 10m2 side extension to put a downstairs toilet in. maybe include a ceiling window

    Job posted in Hitchin

    Large double storey extension, high spec

    Job posted in Bexleyheath

    Construct Changing Room / Bathroom Extension to Existing Garden House I am looking for quotations to construct a new bathroom/changing room extension...

    Job posted in Woodford Green

    single storey extension to extend the kitchen into the garden to make it level with the current shower room (but getting rid of the shower room to abs...

    Job posted in Harlow

    The paraphet wall of my extension needs a new dpm and bricks as do is coming into kitchen wall

    Job posted in Wallington

    build a single storey 10m2 side extension to put a downstairs toilet in. maybe include a ceiling window

    Job posted in Brockley

    Repair or replace windows in Brockley conservation area

    Job posted in Croydon

    Build a small rear extension and create an open plan dynamic. This would be replacing an existing conservatory.

    Job posted in Edgware

    Single Extension on the back of the house into the garden 5 meters wide and 4 meters into the garden, this will be for a kitchen and a dinning area sh...

    Job posted in Avery Hill

    We are building an extension to a house, and the builders have replaced the sewer pipe with one that does not meet Thames Water’s requirements. Thames...

    Job posted in Luton

    Need quotation for 300 concrete blocks and 700 bricks laying in new extension project.

    Job posted in Brockley

    Repair or replace windows in Brockley conservation area

    Job posted in Croydon

    Build a small rear extension and create an open plan dynamic. This would be replacing an existing conservatory.

    Job posted in Edgware

    Single Extension on the back of the house into the garden 5 meters wide and 4 meters into the garden, this will be for a kitchen and a dinning area sh...

    Job posted in Avery Hill

    We are building an extension to a house, and the builders have replaced the sewer pipe with one that does not meet Thames Water’s requirements. Thames...

    Job posted in Luton

    Need quotation for 300 concrete blocks and 700 bricks laying in new extension project.

    Post your job Sign up as a trade
    Are you a trade? Become a member and get access to local jobs today!
    See demand near you
    Ready to find a tradesman near you?

    Over 1 million homeowners and over 50,000 tradespeople
    use MyJobQuote nationwide each year