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  4. Extensions Conversions in London

Extensions Conversions in London

Browse trusted local Extensions Conversions in London on TrustATrader, all vetted, with photos of completed work, and reviews from previous customers.

Local Extensions Conversions

We have found a selection of the best, most reliable Extensions Conversions 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.

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

    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 London. Covering Throughout London

    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...

    22 reviews / 4.95 out of 5

    Tom and the team were really helpful, when anything unexpected occurred they ensured to gather all the information to make decision making much easier.

    London
    SE4 1JD

  • Extension Specialists in London. Covering West London

    Kaca construction Ltd is a prospective, family run building company based in West London. We provide high quality services in residential...

    11 reviews / 4.98 out of 5

    We recently had our back building converted into a gym by KACA Construction Ltd, and we couldn’t be happier with the results. From the very...

    London
    W5 5QX

  • 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 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 Herts, Middx, and all areas of North and North West London.

    RAS Construction & Design Ltd is a well established company specialising in all aspects of extensions, loft conversions, general building,...

    38 reviews / 4.95 out of 5

    RAS did a superb job for us. They carried out an extensive top-to-bottom refurbishment of our double-fronted Edwardian house. This included an...

    London
    Hertfordshire
    NW7 0AN

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

    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 London. Covering all surrounding areas within a twenty mile radius

    Welcome to Prime UK Contractors LtdWe are a builders and extension specialists based in London that have been successfully completing work in the...

    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 UK contractors...

    London
    N12 9LY

  • Extension Specialists in London. Covering East and 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
    E17 7LP

  • Extension Specialists in London. Covering Greater London

    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...

    67 reviews / 4.99 out of 5

    Adam and his team did an excellent job refurbishinb the floors of a bathroom and kitchen that had ceramic tiles fitted on the wrong subfloor...

    London
    EC2A 4NJ

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

    Chelebi Builders is a Build & Design construction company based in North London. Our expertise range from Loft Conversions, Extensions, House...

    31 reviews / 4.96 out of 5

    Chelebi carried out a side and rear extension on our Victorian semi detached. Cafer and his team pulled out all stops to ensure works were...

    London
    Greater London
    N12 0DR

  • 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
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Other services relating to Extensions Conversions in London

Our average rating for Extensions Conversions

4.89 - 4.89 out of 5 from 2431 reviews

  • Leadway Developments & Construction Ltd, Sidcup

    5 out of 5.0

    "Very high standard of finish. Workers were friendly and professional. The development has changed the way we live for the..."

    Paul Arscott on 10th March 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "I reached out to Richard to help install a new door and he came round very quickly to take a look. He explained..."

    Lucy Starke on 9th March 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "Richard was great to work with. Listened to our requirements and came up with a great plan and we are really happy with..."

    Jane Stonell-Bain on 8th March 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "Bath replaced with walk in shower. If you want a job done extremely well and quickly then call Richard. He turns up on..."

    Veronica King on 8th March 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "Richard has been excellent to work with, and is the only trader we have ever trusted with the keys to our home when we..."

    Paul Morgan on 7th March 2026

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