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  4. Extension Builders in Croydon

Extension Builders in Croydon

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

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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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  • Extension Specialists in South Croydon. Covering London

    Brady Build & Design Ltd provides house extensions and home improvement projects in South Croydon and the surrounding area, helping homeowners...

    5 reviews / 4.97 out of 5

    Very professional kept us updated throughout and always got back to any enquiries promptly will definitely be using again on future projects

    South Croydon
    CR2 7AL

  • Extension Specialists in Beckenham. Covering South East England .

    Cromarty Construction Ltd provide first class building services - we carry out all general building works from the ground to the roof...

    31 reviews / 4.69 out of 5

    Michael fixed our rising damp on the walls. He stripped them back to brick and treated and re plastered them to a high finish. He is very...

    Beckenham
    Kent
    BR3 4RH

  • Extension Specialists in Bromley. Covering Beckenham, Bromley , Croydon & South East London

    Easy Build and Developments Ltd are local builders in London, handling your loft conversions, house extensions, renovations, and more with...

    5 reviews / 5.0 out of 5

    I am very happy with work completed in my outer space They were very punctual and polite Listened to me a adviced me Giving me amazing...

    Bromley
    BR2 0DA

  • Extension Specialists in Balham. Covering South East, South West and South London.

    T&G Prestige Refurbishment Ltd provides house and bungalow extensions in London, including Balham and the surrounding area.We’ve been delivering...

    51 reviews / 4.95 out of 5

    Thomas and the guys worked incredibly hard 6 days a week to complete the renovation work required, after extensive damp was found in a basement...

    Balham
    SW12 9QS

  • Extension Specialists in London. Covering Throughout London

    About Us21st Century Design & Build Ltd is a London-based design and build specialist offering high-quality house and bungalow extensions across...

    26 reviews / 4.96 out of 5

    I was very satisfied with the work carried out by Thomas and his team to recently install 3 windows in my property. The job was completed within a...

    London
    SE4 1JD

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    TrustATrader Guarantee for extra peace of mind. TrustATrader Guarantee easily covers your next job via TrustATrader to provide extra peace of mind. Click this icon within the listing to register your TrustATrader Guarantee. Find out more

  • Extension Specialists in New Malden. Covering New Malden and surrounding areas

    About UsEagle Eye Building is a New Malden‑based home extension specialist with 14 years' experience delivering high‑quality house and bungalow...

    14 reviews / 5.0 out of 5

    Callum is very hardworking, always shows up on time. Level of work carried out to a high standard. Would recommend.

    New Malden
    KT3 6RR

  • Extension Specialists in London. 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...

    14 reviews / 4.96 out of 5

    Pure Contractors exceeded all our expectations on every level. From the initial consultation right through to the end result. Everyone we dealt...

    London
    SW11 1AA

  • Extension Specialists in London. Covering SW1, SW6, SE13, SW19, KT1, TW1 and all surrounding areas

    AL-KO Construction Ltd is a London-based home extension specialist with more than 12 years' experience delivering high-quality house and bungalow...

    34 reviews / 4.98 out of 5

    Altin's plastering work is second to none! The walls are smooth and flawless, making the room look brand new. Their attention to detail and...

    London
    SE11 4AE

  • Extension Specialists in London. Covering Greater London

    Den Builders LtdInnovative. Reliable. Family-Run Construction Experts.Based in Greater London, Den Builders Ltd is a trusted, family-run...

    9 reviews / 5.0 out of 5

    We had a great experience with Denbuilders! Den built our home extension and managed the entire project from start to finish. He was professional,...

    London
    SE9 1PF

  • Extension Specialists in London. Covering Chelsea, Kensington, Mayfair & Soho

    LINX Design And Build is a family-run business with intensive experience in the building and construction industry. We have been helping customers...

    199 reviews / 4.97 out of 5

    The Linx team's new construction and refurbishment initiatives have made my family and I very happy. Every aspect of the job was finished to a...

    London
    SW3 5EX
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Other services relating to Extension Builders in Croydon

Our average rating for Extension Builders

5.0 - 5.0 out of 5 from 2645 reviews

  • Arch Mark Construction Ltd, Upminster

    5 out of 5.0

    "Arch Mark construction built an extension for us at the end of 2024/early 2025. The whole experience from start to..."

    Matthew Gordon on 6th November 2026

  • Arch Mark Construction Ltd, Upminster

    5 out of 5.0

    "We are delighted with the work mark and his team did for us. Started and completed on time, any changes or additions were..."

    Martin Greenfield on 5th November 2026

  • Westbury Builders, Gravesend

    5 out of 5.0

    "Brilliant from start to finish. The team turned up on time every day. Kept us informed at every stage. Work completed to..."

    Gary Lyel on 4th November 2026

  • Arch Mark Construction Ltd, Upminster

    5 out of 5.0

    "I’ve used the services of Mark and his team on many occasions from building a wall to building an out building of 100sqm...."

    Jeff Collyer on 3rd November 2026

  • LINX Design And Build, London

    5 out of 5.0

    "The Linx team's new construction and refurbishment initiatives have made my family and I very happy. Every aspect of the..."

    Andrew Murphy on 2nd November 2026

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