From £42,900
On time/ professional/ time served/trustworthy
From £37,410
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £47,760
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £35,340
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in Byker. Please contact us for a free, no obligation quo...
From £36,780
Building Craft Ltd is an established extension buildering business in Byker. We come highly recommended and provide competitive quotes for your wor...
From £37,320
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £35,340
Trusted and professional extension builder in Byker. Experienced in all extension buildering work and keeping within budget and on quote. DHB Build...
From £35,610
LJP Roofing are here to help customers who need an Extension Builder in Byker. We offer a competitive rate to complete all your extension builderin...
From £35,790
Trusted and professional extension builder in Byker. Experienced in all extension buildering work and keeping within budget and on quote. X7 Roofin...
From £38,580
Need an Extension Builder in Byker? D TAIT BUILDING & PROP REPAIRS has been helping local clients (20 mile radius) with their extension buildering ...

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 Byker by posting a job with HaMuch and we will send it to extension builders in Byker.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Newcastle Upon Tyne | £33 | £236 |
| Convert A Basement near Hebburn | £34 | £246 |
| Convert A Basement near Gateshead | £33 | £236 |
| Convert A Basement near Wallsend | £34 | £245 |
| Convert A Basement near Longbenton | £34 | £234 |
| Convert A Basement near Jarrow | £34 | £262 |
| Convert A Basement near North Tyneside | £35 | £253 |
| Convert A Basement near South Tyneside | £34 | £261 |
| Convert A Basement near South Shields | £36 | £257 |
| Convert A Basement near Tynemouth | £36 | £257 |
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 - £17,570

Two storey extension - £88,104

Build a timber frame extension - £26,070

Build a swimming pool - £81,070

Single storey extension - £56,392

Side return extension - £42,283

Install an RSJ - £2,270

Outbuilding - £10,070

Build a Mansard loft conversion - £52,070

Loft conversion - £34,403

Build a kitchen extension - £42,070

Hip to gable loft conversion - £42,070

Granny annexe - £87,070

Garden office - £10,070

Convert a Garage - £16,070

Garage - £18,570

Build a flat roof extension - £22,070

Build a dormer loft conversion - £42,070

Concrete foundations - £6,320

Convert a bungalow loft - £29,070

Convert a basement - £38,283