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  4. Extension Builders in Hertford

Extension Builders in Hertford

Browse trusted local Extension Builders in Hertford on TrustATrader, all vetted, with photos of completed work, and reviews from previous customers.

Local Extension Builders

We have found a selection of the best, most reliable Extension Builders in your area. You can click on a trader profile to find out more information, send email/SMS enquiry, or add them to your call back list.

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We see you’re looking for Extension Specialists in Hertford. Tell us about your job, and we'll send your request to multiple trusted traders in your area. Get responses and choose the right trader for you, with no obligation.

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  • Extension Specialists in Waltham Cross. Covering Herts, Essex and North London.

    GP Property Services has over 25 years experience in offering a wide range of building services from extensions, renovations and loft conversions...

    31 reviews / 4.99 out of 5

    Gary and Paul have just completed a downstairs rear extension, side upstairs extension and full redecoration including new windows throughout on...

    Waltham Cross
    Herts
    EN7 6DR

  • Extension Specialists in Ware. Covering Herts . London . Essex . Cambs . Beds .

    About UsReid James is a family-run building and construction company based in Ware, Hertfordshire, serving London, Essex, Cambridge and...

    108 reviews / 4.82 out of 5

    A lovely job carried out by Stuart and his team. Complete refurbishment of our shower room/cloakroom. Work completed to a high standard by all...

    Ware
    Herts
    SG11 1BQ

  • Extension Specialists in Bishop's Stortford. Covering Bishop's Stortford and the surrounding area

    Our building services company Nevill Design & Build Ltd have been helping customers in Bishop's Stortford and the surrounding area by providing...

    56 reviews / 4.89 out of 5

    ⭐️⭐️⭐️⭐️⭐️ A Dream Home Come True – Thanks to Dan and the Team! Dan at Nevill Design and Build started our extension in March, and within just...

    Bishop's Stortford
    Hertfordshire
    CM23 3NR

  • Extension Specialists in Radlett. Covering all areas of Herts and London.

    ADS Contracts is a well established, trustworthy, reliable and professional company with over 30 year's experience. Based in Radlett, (Herts), we...

    30 reviews / 4.54 out of 5

    Very experienced team of professionals. Dave and his team have done various jobs for me over the last few years and they have all been completed...

    Radlett
    WD7 9FH

  • Extension Specialists in St. Albans. Covering Hertfordshire, Bedfordshire, Greater London, London and all surrounding areas

    In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the...

    20 reviews / 4.83 out of 5

    Vito and Dan did a great job on our garage conversion (along with all sub-contractors). We are very happy with the final result. Competitive...

    St. Albans
    Hertfordshire
    AL3 6HR

  • Don't forget! Please mention TrustATrader when you contact any of our trusted traders.

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  • Extension Specialists in St Albans. Covering all surrounding areas

    In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the...

    117 reviews / 4.92 out of 5

    Having now used Beswick Building for two projects (inevitable when dealing with a Victorian property), I have found the team are always polite and...

    St Albans
    Hertfordshire
    AL1 1SF

  • Extension Specialists in London. Covering North London, North West London, Central London and all surrounding areas.

    In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the...

    60 reviews / 4.94 out of 5

    Bright Builders are an amazing team of friendly, responsible and professional builders. Ervin is a great person to work with; understanding,...

    London
    N20 0HD

  • Extension Specialists in Borehamwood. Covering London and Hertfordshire areas.

    In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the...

    75 reviews / 4.86 out of 5

    Łukasz did an excellent job. The load-bearing wall demolition was carried out efficiently, professionally, and exactly as agreed. You can clearly...

    Borehamwood
    Herts
    WD6 2JD

  • Extension Specialists in London. Covering all surrounding areas within a twenty mile radius

    Welcome to Prime Construction Services LtdWe are builders based in London that have been successfully completing work in the area for many...

    17 reviews / 4.93 out of 5

    One of the few contractors out there who were honest, patient with our indecisiveness and flexible in their approach with us. Prime Construction...

    London
    N12 9LY

  • Extension Specialists in Buckhurst Hill. Covering London . Essex

    Nouvell Decor is a well-established domestic building company, incorporated in October 1997. We are known for being trustworthy, reliable, and...

    151 reviews / 4.82 out of 5

    Absolutely delighted with the plastering work carried out in my kitchen by Nouvell Decor Ltd. The finish is of a very high standard, and the team...

    Buckhurst Hill
    Essex
    IG9 6EN
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Other services relating to Extension Builders in Hertford

Our average rating for Extension Builders

5.0 - 5.0 out of 5 from 2352 reviews

  • Evolution Building and Developments Ltd, Kings Langley

    5 out of 5.0

    "I used Evolution building and developments to build me my dream salon. Their work is insane and I would highly recommend..."

    Grace Coomber on 2nd June 2026

  • Reid James Ltd, Ware

    5 out of 5.0

    "Excellent workmanship, pleasant people, very clean and tidy and good value."

    Matthew Walters on 27th May 2026

  • JPH Property Developments, Uxbridge

    5 out of 5.0

    "Jason was very professional and his work to a very high standard. He maintained cleanliness throughout the duration of..."

    Cathy Morrin on 26th May 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "We were very pleased with the results, the team were friendly and polite."

    Ian Carroll on 26th May 2026

  • LINX Design And Build, London

    5 out of 5.0

    "Extremely happy with how the Linx Team converted the loft. Everything from the initial meeting until the project's..."

    Jamie Hayes on 22nd May 2026

Other locations for trusted Extension Builders

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