Looking for a better deal on your insurance? Get a quote
Become a registered trader - Join us
Trader’s sign in

Find a local trusted trader

Use my location

Search by trader name

  1. Home
  2. Trades
  3. Extension Builders
  4. Extension Builders in Islington

Extension Builders in Islington

Browse trusted local Extension Builders in Islington 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 Highgate. Covering London and surrounding areas

    UCS offer a comprehensive range of services.Established since 1985, we will ensure all our work is carried out to the highest possible...

    164 reviews / 4.76 out of 5

    I'm really happy with my new bathroom. Richard was a pleasure to work with. He is reliable, communicates well and has lots of good design ideas,...

    Highgate
    London
    N6 5HP

  • 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 Finchley. Covering London, Home Counties and all surrounding areas

    In an unstable market, house extensions are often the most viable option, allowing you to maximise the use of your existing space without...

    38 reviews / 4.91 out of 5

    Allan and his team are excellent. Very respectful, punctual and professional. Cannot be happier with the service they provided.

    Finchley
    London
    N3 2AG

  • Extension Specialists in London. Covering the whole of London and the surrounding areas

    Powerpillar Ltd is based in London and we have been providing high standard house and bungalow extensions for customers in London and the...

    88 reviews / 4.87 out of 5

    Emmanuel was very considerate to accept our job on the same day. We were very desperate to create space for a tumble dryer in our kitchen area and...

    London
    E10 7QP

  • 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

  • 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 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 Finchley 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...

    17 reviews / 4.99 out of 5

    Sebastian and the team promised on the first day to give me a beautiful bathroom. They kept that promise! We are delighted with the work. Would...

    London
    N3 1JG

  • 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...

    179 reviews / 4.96 out of 5

    Our new kitchen was expertly fitted by the Linx crew. The quality is superb, and each unit was put flawlessly. They made sure everything was...

    London
    SW3 5EX

  • 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
View more

Other services relating to Extension Builders in Islington

Our average rating for Extension Builders

4.89 - 4.89 out of 5 from 2215 reviews

  • LINX Design And Build, London

    5 out of 5.0

    "Our new kitchen was expertly fitted by the Linx crew. The quality is superb, and each unit was put flawlessly. They made..."

    Steven Robert on 4th March 2026

  • LINX Design And Build, London

    5 out of 5.0

    "Fantastic work on the new house for our family. We choose Linx Design And Build to add an expansion to our property, and..."

    Jenifer Vasquez on 27th February 2026

  • GP Property Services, Waltham Cross

    5 out of 5.0

    "Gary and Paul have just completed a downstairs rear extension, side upstairs extension and full redecoration including..."

    Paul Dunne on 23rd February 2026

  • UCS Construction, Highgate

    5 out of 5.0

    "I'm really happy with my new bathroom. Richard was a pleasure to work with. He is reliable, communicates well and has..."

    Cassie Mayer on 22nd February 2026

  • LINX Design And Build, London

    5 out of 5.0

    "We felt anxious and helpless after a prior builder let us down and left us with a kitchen that had been pulled out. As..."

    Ronald Hunte on 21st February 2026

Other locations for trusted Extension Builders

Do you work in Islington? Are you a reliable and trustworthy trader looking to generate more work for your business?

Join us today