Covering Willesden
Alongside Willesden, we also cover Cricklewood, Notting Hill (2 miles to the south-east) and Shepherd's Bush.
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 Willesden?
Extensions
- Single-storey extensions in Willesden
- Double-storey extensions in Willesden
- Side return extensions in Willesden
- Wraparound extensions in Willesden
- Kitchen extensions in Willesden
- Orangeries in Willesden
- Porches in Willesden
- Garden annexes in Willesden
Lofts and upward extensions
- Loft conversions in Willesden
- Dormer loft conversions in Willesden
- Hip-to-gable loft conversions in Willesden
- Mansard loft conversions in Willesden
- Bungalow and upward extensions in Willesden
Conversions
- Garage conversions in Willesden
- Basement and cellar conversions in Willesden
- House-to-flat conversions in Willesden
New builds and renovation
- New-build homes in Willesden
- Knock down and rebuild in Willesden
- House renovations in Willesden
- Structural alterations in Willesden
- Re-roofing in Willesden
Design, kitchens and bathrooms
- Architectural design and planning in Willesden
- Kitchen installation in Willesden
- Bathrooms and en-suites in Willesden
How is building work approved in Willesden?
Projects in England go through two separate checks. Planning (or confirmation that the work is permitted development) comes from the district, borough or unitary council, and building regulations approval comes from the council’s building control team or a registered building control approver. Where work touches a shared wall or digs near a neighbour’s foundations, the Party Wall etc. Act 1996 applies.
What does a project cost in Willesden?
These are UK-wide guide ranges, including VAT where it applies. The price for a project in Willesden is fixed in writing once the design and specification are agreed.
| Project | Typical 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 Willesden homeowners
Do you cover Willesden?
Yes. We design and build extensions, loft conversions, conversions and new homes in Willesden and across London.
How do I get a quote in Willesden?
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 Willesden?
Yes. We prepare drawings, deal with planning or permitted development, apply for building control approval and serve party wall notices where they apply.

