Cheapest builders to convert your basement in EC3V
Range from the cheapest Basement conversion £35790 (Volute London based in EC4N) to the dearest Basement conversion £36870 (London Roof Gardens based in EC3V).
Comparing extension builders estimates for a Basement conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in EC3V by posting a job with HaMuch and we will send it to extension builders in EC3V.
Estimates for common extension builder jobs in EC3V;
| Job | Estimate |
| Underpinning a house | £17389 |
| Build a two storey extension | £87834 |
| Build a timber frame extension | £25889 |
| Install a swimming pool | £80889 |
| Cost to build a single storey extension | £47786 |
| Cost to build a side return extension | £36254 |
| Install an RSJ | £2089 |
| Build an outbuilding | £9889 |
| Build a mansard loft conversion | £51889 |
| Cost of a loft conversion | £32712 |
| Build a kitchen extension | £41889 |
| Build a hip to gable loft conversion | £41889 |
| Build a granny annexe | £86889 |
| Build a garden office | £9889 |
| Convert a garage | £15889 |
| Build a new garage | £18389 |
| Build a flat roof extension | £21889 |
| Build a dormer loft conversion | £41889 |
| Lay a concrete foundation | £6139 |
| Convert a bungalow loft | £28889 |
| Basement conversion cost | £36254 |