London · Barnet

Builders for extensions, lofts and conversions in Barnet

We design and build extensions, loft conversions, garage conversions and new homes in Barnet and the surrounding parts of London.

Covering Barnet

Barnet is about 10 miles north of London. We also cover Potters Bar (3 miles to the north), Borehamwood and Finchley.

Homes in London

Much of London’s housing is Victorian and Edwardian terraces, which is why side return extensions, rear dormers and mansards are so common. Many streets are in conservation areas, and several boroughs use Article 4 directions that remove some permitted development rights.

Which projects do we build in Barnet?

Extensions

Lofts and upward extensions

Conversions

New builds and renovation

Design, kitchens and bathrooms

How is building work approved in Barnet?

English projects need planning clearance from the local council, building regulations sign-off from building control, and party wall notices where the work is on or near a shared boundary. We prepare and manage all three.

What does a project cost in Barnet?

These are UK-wide guide ranges, including VAT where it applies. The price for a project in Barnet is fixed in writing once the design and specification are agreed.

ProjectTypical guide price
Single-storey extensions£2,600 to £4,000 per m²
Double-storey extensions£2,400 to £3,850 per m²
Kitchen extensions£2,600 to £4,000 per m², plus the kitchen
Loft conversions£30,000 to £110,000
Dormer loft conversions£50,000 to £90,000
Garage conversions£12,000 to £54,000
House renovations£600 to £2,800 per m²
New-build homes£2,000 to £3,600 per m²

Questions from Barnet homeowners

Do you cover Barnet?

Yes. We design and build extensions, loft conversions, conversions and new homes in Barnet and across London.

How do I get a quote in Barnet?

Use the guide price tool or the form, or call 0800 088 6341. We then arrange a free site visit, and fix the price in writing once the design and specification are agreed.

Do you handle the council paperwork for projects in Barnet?

Yes. We prepare drawings, deal with planning or permitted development, apply for building control approval and serve party wall notices where they apply.

Nearby towns

Planning an extension, loft or new home?

Get a guide price in two minutes, then book a free site visit.

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