London · Carshalton

Builders for extensions, lofts and conversions in Carshalton

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

Covering Carshalton

Carshalton is about 10 miles south of London. We also cover Sutton (2 miles to the south-west), Mitcham and Morden.

Homes in London

Terraced houses dominate many London neighbourhoods, so most projects involve shared walls, narrow access and a party wall process. Conservation areas are widespread, and some boroughs have their own mansard and basement guidance.

Which projects do we build in Carshalton?

Extensions

Lofts and upward extensions

Conversions

New builds and renovation

Design, kitchens and bathrooms

How is building work approved in Carshalton?

In England we deal with the council’s planning team for permission or a lawful development certificate, with building control (the council or a registered building control approver) for inspections, and with neighbours under the Party Wall etc. Act 1996 where it applies.

What does a project cost in Carshalton?

These are UK-wide guide ranges, including VAT where it applies. The price for a project in Carshalton 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 Carshalton homeowners

Do you cover Carshalton?

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

How do I get a quote in Carshalton?

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 Carshalton?

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?

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