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  4. Extension Builders in Harlow

Extension Builders in Harlow

Browse trusted local Extension Builders in Harlow 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 Bishop's Stortford. Covering Bishop's Stortford and the surrounding area

    Our building services company Nevill Design & Build Ltd have been helping customers in Bishop's Stortford and the surrounding area by providing...

    56 reviews / 4.89 out of 5

    ⭐️⭐️⭐️⭐️⭐️ A Dream Home Come True – Thanks to Dan and the Team! Dan at Nevill Design and Build started our extension in March, and within just...

    Bishop's Stortford
    Hertfordshire
    CM23 3NR

  • Extension Specialists in Waltham Cross. Covering Herts, Essex and North London.

    GP Property Services has over 25 years experience in offering a wide range of building services from extensions, renovations and loft conversions...

    31 reviews / 4.99 out of 5

    Gary and Paul have just completed a downstairs rear extension, side upstairs extension and full redecoration including new windows throughout on...

    Waltham Cross
    Herts
    EN7 6DR

  • Extension Specialists in Ware. Covering Herts . London . Essex . Cambs . Beds .

    About UsReid James is a family-run building and construction company based in Ware, Hertfordshire, serving London, Essex, Cambridge and...

    107 reviews / 4.82 out of 5

    A lovely job carried out by Stuart and his team. Complete refurbishment of our shower room/cloakroom. Work completed to a high standard by all...

    Ware
    Herts
    SG11 1BQ

  • Extension Specialists in Buckhurst Hill. Covering London . Essex

    Nouvell Decor is a well-established domestic building company, incorporated in October 1997. We are known for being trustworthy, reliable, and...

    149 reviews / 4.82 out of 5

    We asked Mark for a quote to install a downstairs toilet and to carry out additional works to an adjacent utility room. The quote received was...

    Buckhurst Hill
    Essex
    IG9 6EN

  • Extension Specialists in London. Covering East London, North London, Romford and Rainham

    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...

    16 reviews / 5.0 out of 5

    We recently had a kitchen extension completed and I honestly cannot recommend East Land & Construction enough. With two small children, we were...

    London
    E11 2SY

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    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 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 Leyton. Covering Waltham Forest, Haringey, Enfield, Redbridge, Romford, Hackney, Southwark, Woolwich and all surrounding areas.

    About usBrygola Constructions, established in 2004 (formerly Brygola Brickwork), is an Essex-based construction company delivering high-quality...

    119 reviews / 4.73 out of 5

    Fantastic company. Everything we hoped for with the build. Brygola worked hard and delivered on time to a very high quality. The workmanship is to...

    Leyton
    London
    E10 6LT

  • 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...

    89 reviews / 4.87 out of 5

    We are absolutely thrilled with our kitchen refurbishment completed by Powerpillar. Their team demonstrated incredible craftsmanship and a sharp...

    London
    E10 7QP

  • Extension Specialists in Upminster. Covering Basildon and surrounding areas

    Arch Mark Construction Ltd is a bricklaying and stonemason company with over 15 years' experience in the industry. Any investment in property...

    17 reviews / 4.98 out of 5

    Mark and his team rebuilt a boundary wall after damage. They did a fantastic job. They were punctual, clean, tidy and very considerate of my...

    Upminster
    RM14 2RS

  • 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
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Other services relating to Extension Builders in Harlow

Our average rating for Extension Builders

4.89 - 4.89 out of 5 from 2157 reviews

  • Powerpillar Ltd, London

    5 out of 5.0

    "We are absolutely thrilled with our kitchen refurbishment completed by Powerpillar. Their team demonstrated incredible..."

    Cynthia Ikeh on 23rd March 2026

  • LINX Design And Build, London

    5 out of 5.0

    "Extremely happy with the kitchen and bathroom fixtures as well as the home addition. The work was nice, orderly, and..."

    Thomas Barton on 20th March 2026

  • 21st Century Design & Build Ltd, London

    5 out of 5.0

    "This is the second time using the 21st century and design and build team and couldn’t be happier! This project was twice..."

    Patrick Ward on 18th March 2026

  • OEB Building Service Ltd, Wickford

    5 out of 5.0

    "Richard and his team did an excellent job on our side and rear extension with kitchen fitting and internal layout..."

    Mark Carroll on 18th 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

Other locations for trusted Extension Builders

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