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Extension Builders in London

Browse trusted local Extension Builders in London 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.

  • 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 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...

    59 reviews / 4.94 out of 5

    I would highly recommend working with Ervin and all of the team at Bright builders and I am exceptionally happy with the outcome of the...

    London
    N20 0HD
  • Extension Specialists in London, SW9 8FR. Covering SW1, SW6, SE13, SW19, KT1, TW1 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...

    46 reviews / 4.98 out of 5

    AL-KO Renovations took care of our drainage issues, and we’ve had no problems since. They were professional, informative, and worked quickly....

    London
    SW9 8FR
  • Extension Specialists in London, SE22 0GZ. Covering South, South East, South West, Central and North 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...

    5 reviews / 4.93 out of 5

    We’re glad we trusted all the excellent reviews of Prestige – their work on our Victorian house and garden has been superb. We knocked through the...

    London
    SE22 0GZ
  • Extension Specialists in London, EC2A 4NJ. 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...

    21 reviews / 4.99 out of 5

    I had a specific vision for my home renovation, and this team made it a reality! They listened carefully to what I wanted and delivered beyond my...

    London
    EC2A 4NJ
  • Extension Specialists in London, SW11 1AA. 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
  • 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, N12 9LY. 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...

    14 reviews / 4.92 out of 5

    I recently used Prime UK Contractors Limited for conversion works at our studios in Camden, and I couldn’t be happier with the results. The...

    London
    N12 9LY
  • Extension Specialists in London, SW3 5EX. Covering Chelsea, Kensington, Mayfair & Soho

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

    153 reviews / 4.96 out of 5

    We appreciate your exceptional work in building design and construction. Your team’s professionalism, efficiency, and commitment to excellence...

    London
    SW3 5EX
  • Extension Specialists in London, N12 0DR. 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...

    28 reviews / 4.96 out of 5

    We had the pleasure of working with Chelebi Builders on a project for our home. Very smooth, and easy going with no issues whatsoever. I would...

    London
    Greater London
    N12 0DR
  • Extension Specialists in London, NW2 6PU. Covering NW2 and incorporating a 10-mile radius.

    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...

    27 reviews / 4.96 out of 5

    I had my bathroom and kitchen renovated by Apadana company, and I’m so glad I chose them. Omid was wonderful to work with—he communicated clearly,...

    London
    NW2 6PU
  • Extension Specialists in London, NW7 0AN. 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,...

    37 reviews / 4.95 out of 5

    Sorin and his team recently completed our ground floor renovation and we are very pleased with all aspects of the job. Sorin provided us with a...

    London
    Hertfordshire
    NW7 0AN
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Other services relating to Extension Builders in London

Our average rating for Extension Builders

5.0 - 5.0 out of 5 from 2438 reviews

  • Built to Build Ltd, Croydon

    5 out of 5.0

    "Restored our heritage property to perfection. Their knowledge and care for preserving the building’s history while..."

    John Powers on 19th February 2025

  • Built to Build Ltd, Croydon

    5 out of 5.0

    "Professional and reliable general building services. They handled our renovation project with care, ensuring everything..."

    Alma Barnhill on 19th February 2025

  • Built to Build Ltd, Croydon

    5 out of 5.0

    "Fantastic project management! They handled every aspect of the build and kept everything running smoothly. The process..."

    Joseph G. Clifford on 19th February 2025

  • Built to Build Ltd, Croydon

    5 out of 5.0

    "Exceptional service for our new build. The project was handled with care and precision from start to finish. The team was..."

    Walter Hamm on 19th February 2025

  • Built to Build Ltd, Croydon

    5 out of 5.0

    "Thrilled with the restoration work on our period property. The team preserved the authenticity of our home while making..."

    David Littlefield on 19th February 2025

Other locations for trusted Extension Builders

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