Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Frederick Head
Over 35 years experience
We are Gas Safe registered
We are Verified
We pride ourselves on great custom...
Need an Extension Builder in SS6? CONCORD BUILDERS LIMITED has been helping local clients (20 mile radius) with their extension buildering jobs for...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Experienced extension builder ready to quote for your work. HIGHLAND CONSTRUCTION is the best extension builder in SS6. No obligation free quotes a...
Swaylie Cooper
Royal Roofing & building contractors is an established and experienced local extension builder in SS6. Please contact us for a free, no obligation...
Experienced extension builder ready to quote for your work. Warton Woodworks is the best extension builder in SS6. No obligation free quotes and ma...
Joe Copperthwaite
Trusted and professional extension builder in SS6. Experienced in all extension buildering work and keeping within budget and on quote. City build....
Need an Extension Builder in SS6? RAYBRIDGE TOTAL CONSTRUCTION has been helping local clients (20 mile radius) with their extension buildering jobs...

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 SS6 by posting a job with HaMuch and we will send it to extension builders in SS6.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Rayleigh | £39 | £252 |
| Convert A Basement near Thundersley | £38 | £251 |
| Convert A Basement near Wickford | £39 | £255 |
| Convert A Basement near Canvey Island | £39 | £256 |
| Convert A Basement near Southend-on-Sea | £37 | £247 |
| Convert A Basement near Basildon | £39 | £251 |
| Convert A Basement near Billericay | £38 | £248 |
| Convert A Basement near Stanford-le-Hope | £40 | £254 |
| Convert A Basement near Maldon | £36 | £244 |
| Convert A Basement near Brentwood | £39 | £255 |
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 - £17,676

Two storey extension - £88,264

Build a timber frame extension - £26,176

Build a swimming pool - £81,176

Single storey extension - £58,520

Side return extension - £43,480

Install an RSJ - £2,376

Outbuilding - £10,176

Build a Mansard loft conversion - £52,176

Loft conversion - £35,400

Build a kitchen extension - £42,176

Hip to gable loft conversion - £42,176

Granny annexe - £87,176

Garden office - £10,176

Convert a Garage - £16,176

Garage - £18,676

Build a flat roof extension - £22,176

Build a dormer loft conversion - £42,176

Concrete foundations - £6,426

Convert a bungalow loft - £29,176

Convert a basement - £39,480