From £35,250
viking build is an established extension buildering business in DN17. We come highly recommended and provide competitive quotes for your work.
...From £36,870
Trusted and professional extension builder in DN17. Experienced in all extension buildering work and keeping within budget and on quote. Jaymi Wrig...
From £33,000
A Kemp Build is a trusted extension builder serving customers in DN17 and the surrounding area. Contact us to today to get a competitive quote for ...
From £31,650
Experienced extension builder ready to quote for your work. Northfield General Builders Ltd is the best extension builder in DN17. No obligation fr...
From £33,450
C.L.Corfield Ltd are a well estblished (1963) family run business, who take great pride in providing a quality service. Our services over the years...
From £33,450
Relax... you have found a reliable extension builder in DN17. PASUDA BUILDINGS LTD is a friendly and reliable company based in DN17 who consider no...
From £36,960
PASUDA BUILDINGS LTD is an established and experienced local extension builder in DN17. Please contact us for a free, no obligation quote and compe...
From £32,820
Gerard & Huby Building Specialist are here to help customers who need an Extension Builder in DN17. We offer a competitive rate to complete all you...
From £37,680
ABBS Building & Plastics are here to help customers who need an Extension Builder in DN17. We offer a competitive rate to complete all your extensi...
From £33,450
Relax... you have found a reliable extension builder in DN17. Gosling Builders is a friendly and reliable company based in DN17 who consider no job...

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 DN17 by posting a job with HaMuch and we will send it to extension builders in DN17.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Scunthorpe | £23 | £186 |
| Convert A Basement near North Lincolnshire | £25 | £195 |
| Convert A Basement near Gainsborough | £24 | £194 |
| Convert A Basement near Goole | £24 | £196 |
| Convert A Basement near Willerby | £25 | £193 |
| Convert A Basement near Doncaster | £26 | £208 |
| Convert A Basement near Bassetlaw | £28 | £214 |
| Convert A Basement near Hull | £25 | £195 |
| Convert A Basement near Retford | £28 | £214 |
| Convert A Basement near Selby | £25 | £198 |
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 - £17,230

Two storey extension - £87,594

Build a timber frame extension - £25,730

Build a swimming pool - £80,730

Single storey extension - £49,592

Side return extension - £38,458

Install an RSJ - £1,930

Outbuilding - £9,730

Build a Mansard loft conversion - £51,730

Loft conversion - £31,215

Build a kitchen extension - £41,730

Hip to gable loft conversion - £41,730

Granny annexe - £86,730

Garden office - £9,730

Convert a Garage - £15,730

Garage - £18,230

Build a flat roof extension - £21,730

Build a dormer loft conversion - £41,730

Concrete foundations - £5,980

Convert a bungalow loft - £28,730

Convert a basement - £34,458