From £37,590
Over 35 years experience
We are Gas Safe registered
We are Verified
We pride ourselves on great custom...
From £44,430
HOUSE BUILDING SERVICES LIMITED is a trusted extension builder serving customers in ME1 and the surrounding area. Contact us to today to get a comp...
From £36,600
Masonic Plumbing and Heating Ltd are here to help customers who need an Extension Builder in ME1. We offer a competitive rate to complete all your ...
From £40,290
Need to find an Extension Builder near you for all your extension buildering work?
PFM General Building Services Ltd provides a local, trus...
From £39,930
Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in ME1. No obligation free quotes and many hap...
From £40,380
Lover Build is an established and experienced local extension builder in ME1. Please contact us for a free, no obligation quote and competitive rat...
From £36,060
Need to find an Extension Builder near you for all your extension buildering work?
AMJAC CONSTRUCTION LTD provides a local, trusted extensi...
From £39,480
Witton & Pearce Builders in Essex is a trusted extension builder serving customers in ME1 and the surrounding area. Contact us to today to get a co...
From £40,560
P OUGHTON BUILDING is an established and experienced local extension builder in ME1. Please contact us for a free, no obligation quote and competit...
From £31,380
Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in ME1. No obligation free quotes and...

Comparing extension builders estimates for a Convert a basement 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 ME1 by posting a job with HaMuch and we will send it to extension builders in ME1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Rochester | £39 | £254 |
| Convert A Basement near Chatham | £39 | £254 |
| Convert A Basement near Gillingham | £39 | £253 |
| Convert A Basement near Larkfield | £41 | £253 |
| Convert A Basement near Gravesend | £40 | £260 |
| Convert A Basement near Maidstone | £40 | £255 |
| Convert A Basement near Northfleet | £41 | £261 |
| Convert A Basement near Grays | £41 | £261 |
| Convert A Basement near Sittingbourne | £35 | £246 |
| Convert A Basement near Thurrock | £41 | £260 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,604

Two storey extension - £88,156

Build a timber frame extension - £26,104

Build a swimming pool - £81,104

Single storey extension - £57,080

Side return extension - £42,670

Install an RSJ - £2,304

Outbuilding - £10,104

Build a Mansard loft conversion - £52,104

Loft conversion - £34,725

Build a kitchen extension - £42,104

Hip to gable loft conversion - £42,104

Granny annexe - £87,104

Garden office - £10,104

Convert a Garage - £16,104

Garage - £18,604

Build a flat roof extension - £22,104

Build a dormer loft conversion - £42,104

Concrete foundations - £6,354

Convert a bungalow loft - £29,104

Convert a basement - £38,670