Extension Builders Barnet

Kitchen and house extension builders in Barnet

Getting an extension is the best way to add value to your property and get the extra space you needed. Our company offers house extensions services in Barnet EN5 and its surrounding areas. As home extension builders in Barnet, we can help you to achieve the renovation project you want to do. Our project manager and the team specialist in luxury construction London work together. They ensure that building projects are completed to the highest standards and quality. 

House Builders in Barnet

Marriott Construction, as local builders in Barnet, has the expertise and skills to do your house extension dreams. Our clients are issued with a completion certificate and a 10-year structural guarantee once the construction is completed. We are a recommended builders in Barnet who have undertaken several projects that can prove the level of expertise. 

Completed Extension Projects in Barnet

Rear house extension in Barnet area London

Rear house extension in Barnet

Kitchen extension in Barnet London

Kitchen extension

Two storey extension in Barnet area London

Double storey extension

House Extension Designs

If you want to select a suitable house extension design for your home. It is advisable to determine whether it falls under permitted development or whether you will need planning permission. A double-storey or single storey extension with a pitched or flat roof are the four basic variations in most cases. We are an efficient and reliable design and build company. We can advice you about the planning permission and compliance with all the building regulations. Do you want to add a new room? Or an open plan kitchen? Our Barnet builders have what it takes to deliver the perfect outcome. You will get a result that aligns with your style and preference. 

3D render of a single storey wrap around extension in London Barnet area

Single Storey House and Kitchen Extensions

A single-storey extension connects the house with the back garden, making it a popular option among many homeowners. They get to benefit from the extra space and light.

At the same time, side and single rear extensions fall under permitted development. On the other hand, you will need planning permission when it comes to wrap-around extensions. One of our award-winning architects can help you get the planning application if you need it. Do you want to build a gym at your home, a lounge area, or an open plan kitchen connected to your garden? We can help you achieve any of these plans.

Visualisation of a double storey house extension in London Barnet area

Double Storey House Extensions

A two-storey extension tends to be more cost-effective than a single-storey one. The foundations and the roof happen to be the most costly parts of the building process.

With years of experience, our builders can build a double-storey extension either at the back or side of the home. As part of compliance with the building regulations, for a two-storey side extension. There will need to be a pitched roof with the same design as the existing one. There are several things you can do with an extension. You can get the benefit of getting an extra bedroom, playroom or office, to mention a few of them. 

We also offer building extension service in other areas, including:

  • Friern Barnet N11
  • East Barnet EN4
  • New Barnet
  • Chipping Barnet
  • High Barnet

Kitchen extension and full house renovation in Barnet

Enquire now

  • 183 Edgware Road
  • London
  • NW9 6LP
  • 2 Athenaeum Road
  • Whetstone
  • N20 9AE

Book a site visit - 0748 529 8186
Other enquiries - 0208 205 8173
Hours: Mon to Fri 09:00 - 17:00
Email: office@marriottconstruction.co.uk

We operate across North London, North West London and Hertfordshire. Including BarnetBushey, Camden, Edgware, Finchley, Hampstead, Hendon, IslingtonMill Hill, Potters BarStoke Newington and Watford