Range from the cheapest £36 per hour and £232 per day (Proxile Solutions Limited based in TW15) to the dearest £39 per hour and £245 per day (Assent Construction based in Tw15).
Comparing hourly and daily rates of Extension Builder's 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 - Click 'Get quotes' and describe your job and we will send it to your local extension builders for FREE.
yesterday
We can do everything nice and clean
03/10/2024
Two Storey Extension plans approved, must be high end builder.
03/10/2024
Extend rear of house by total of 10 sqm.
We need Extension Builders like you to help local homeowners with their jobs.
See table for all Extension Builder rates in Spelthorne
Extension teamThe extension team is four strong carrying out all aspects of foundations, brickwork , ground works and the roof, ready for th...
Job details | Estimate |
Underpinning a house | £1719 |
Build a two storey extension | £5730 |
Build a timber frame extension | £5730 |
Install a swimming pool | £3438 |
Cost to build a single storey extension | £45840 |
Cost to build a side return extension | £52716 |
Install an RSJ | £1003 |
Build an outbuilding | £2292 |
Build a mansard loft conversion | £11460 |
Cost of a loft conversion | £32088 |
Build a kitchen extension | £11460 |
Build a hip to gable loft conversion | £8595 |
Build a granny annexe | £5730 |
Build a garden office | £2292 |
Convert a garage | £1146 |
Build a new garage | £2292 |
Build a flat roof extension | £1948 |
Build a dormer loft conversion | £2292 |
Lay a concrete foundation | £2292 |
Convert a bungalow loft | £3438 |
Basement conversion cost | £32088 |