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Basement Conversions in London

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

Local Basement Conversions

We have found a selection of the best, most reliable Basement 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

  • Builders in London. Covering South London and Kent, we are a friendly, locally run business with highly skilled professionals carrying out all aspects of building works including extensions, loft conversions, garden rooms, full refurbishments, kitchens, bathrooms. Fully insured

    Our locally run building services company Pinnacle Build Projects Ltd has 65 years combined experience. We have been helping customers in London...

    271 reviews / 4.98 out of 5

    What a find!… Tom did a great job replacing 4 of our radiators. He was professional, trustworthy, arrived promptly and did an amazing job. ...

    London
    Greater London
    SE22 8HU
  • Builders in London. Covering South London and surrounding areas. MAC Construction D&B Ltd is a family-owned successful business based in South East London and have been running for over 20 years. All projects are managed by Natasha, Fay or Chelsea who you will meet at your initial site visit.

    We know it can be hard to find a builder that you can rely on. MAC Construction D&B Ltd has a wealth of experience and is known as one of the best...

    27 reviews / 4.89 out of 5

    I've used MAC for a big kitchen and a big bathroom projects. Communication and project management are top notch, all the tradespeople were great...

    London
    SE4 1JG
  • Builders in London. Covering Central and South West London areas.

    Our building services company Adis Team Construction Ltd has over ten years’ experience of helping customers in Central London and all South West...

    38 reviews / 4.99 out of 5

    ADIS team were very good to work with and have been doing most of our property’s, we have worked with this team over few years now and they have...

    London
    SW2 4JF
  • Builders in London. Covering Tufnell Park, Harringay, Stroud Green, Crouch End, Finsbury Park and all surrounding areas.

    Our building services company EBT Home Improvements Ltd help customers in Tufnell Park and the surrounding area by providing professional,...

    52 reviews / 4.9 out of 5

    I was absolutely delighted with EBT home improvements. I was worried about the work before hand in case it went over budget or went wrong, but I...

    London
    N7 0EG
  • Builders in London. Covering Hampstead, Kensington, Mayfair, Belgravia, North London and West London

    Our building services company FM Building Ltd was established in 2015. Since then, we have been helping customers in Hampstead and the surrounding...

    12 reviews / 5.0 out of 5

    Great work, I was very happy with the end results. Marius and the guys always made sure to clean up and left our flat in good condition when...

    London
    NW3 1RX
  • 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

  • Builders in London. Covering London and the surrounding areas

    Our building services company Vasartibuilders Ltd have over 16 years’ experience. During that time we have been helping customers in London and...

    13 reviews / 4.94 out of 5

    Vas of Vasarti Builders Ltd successfully removed two deteriorating chimney stacks that straddled my and my neighbour's property. He personally...

    London
    E11 1EW
  • Builders in London. Covering London

    Our building services company Construct Now Ltd has 7 years’ experience in the industry and have been helping customers in London by providing...

    25 reviews / 4.99 out of 5

    Wow. Jay and his team were exceptional, completing a very high quality kitchen extension for us in SE London and delivering it in the 8 weeks as...

    London
    SE9 4QS
  • Builders in London. Covering London covering Putney, Chiswick, Wandsworth, Hammersmith, Fulham and all surrounding areas

    Our building services company Nice Touch Property Services was established over 10 years ago, and have been helping customers in London and the...

    11 reviews / 5.0 out of 5

    Artash and his team have been fantastic. He was very quick to respond to my initial query and has been very efficient and responsive ever since....

    London
    SW15 1AA
  • Builders in London. Covering London & Surrey

    With over 12 years of experience in the construction industry, Terra Forge Ltd offer high-quality property maintenance and construction services...

    7 reviews / 5.0 out of 5

    Excellent contractor, punctual, polite and professional. I highly recommend Terra Forge, they did a great job refurbishing my bathroom and did...

    London
    E1W 2AA
  • Builders in London. Covering South West London: Battersea, Bayswater, Clapham, Fulham, Kensington, Chelsea, Mayfair, Putney, Wandsworth, Westminster and Wimbledon

    WELCOME TO LILLIE BRIDGE LTDSet up in 2008, Lillie Bridge Ltd are specialists in small to medium refurbishments in Located in South West...

    11 reviews / 5.0 out of 5

    We instructed Lillie Bridge to do a full internal renovation of our 2-bedroom flat between July and November 2022. Work included: - Full...

    London
    SW18 1DB
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Our average rating for Basement Conversions

4.89 - 4.89 out of 5 from 13135 reviews

  • JLS Building Services Ltd, Southend On Sea

    5 out of 5.0

    "Very happy with end result. Consulted throughout project and end result was as agreed. No extra costs to original quote..."

    Julie Wright on 12th January 2026

  • Class Builders, Billericay

    5 out of 5.0

    "We recently had our bathroom renovated by Class Builders and we could not be more happier with the results! from start to..."

    Sarah hussey on 12th January 2026

  • GT Builders Newbury Ltd, Thatcham

    5 out of 5.0

    "We could not be happier with our 2 storey extension. GT builders were a real pleasure to work with, always friendly and..."

    Stephen Blaxland on 12th January 2026

  • Terra Forge Ltd, Sunbury-on-Thames

    5 out of 5.0

    "Vlad and his team are excellent, highly recommend them for any remedial work wherever needed."

    Rachel C on 12th January 2026

  • HomeNest Ltd, London

    5 out of 5.0

    "We had a leak in a downstairs loo that was causing damp in a wall. Enrik did a wonderful job of identifying the ..."

    Jon Schnadhorst on 12th January 2026

Other locations for trusted Basement Conversions

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