Covering Blackheath
Our coverage around Blackheath (SE3) also includes Greenwich (1 miles to the north-west) and Catford.
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 Blackheath?
Extensions
- Single-storey extensions in Blackheath
- Double-storey extensions in Blackheath
- Side return extensions in Blackheath
- Wraparound extensions in Blackheath
- Kitchen extensions in Blackheath
- Orangeries in Blackheath
- Porches in Blackheath
- Garden annexes in Blackheath
Lofts and upward extensions
- Loft conversions in Blackheath
- Dormer loft conversions in Blackheath
- Hip-to-gable loft conversions in Blackheath
- Mansard loft conversions in Blackheath
- Bungalow and upward extensions in Blackheath
Conversions
- Garage conversions in Blackheath
- Basement and cellar conversions in Blackheath
- House-to-flat conversions in Blackheath
New builds and renovation
- New-build homes in Blackheath
- Knock down and rebuild in Blackheath
- House renovations in Blackheath
- Structural alterations in Blackheath
- Re-roofing in Blackheath
Design, kitchens and bathrooms
- Architectural design and planning in Blackheath
- Kitchen installation in Blackheath
- Bathrooms and en-suites in Blackheath
How is building work approved in Blackheath?
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 Blackheath?
These are UK-wide guide ranges, including VAT where it applies. The price for a project in Blackheath 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 Blackheath homeowners
Do you cover Blackheath?
Yes. We design and build extensions, loft conversions, conversions and new homes in Blackheath and across London.
How do I get a quote in Blackheath?
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.
Can I live at home during a project in Blackheath?
For most extensions and loft conversions, yes. For whole-house renovations and rebuilds, most people move out for part of the work.

