From £31,560
Trusted and professional extension builder in WA1. Experienced in all extension buildering work and keeping within budget and on quote. Jones Lands...
From £33,810
J.M.C Building Services is a trusted extension builder serving customers in WA1 and the surrounding area. Contact us to today to get a competitive ...
From £25,800
Member since November 2019
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £34,980
Relax... you have found a reliable extension builder in WA1. David Anderson Builders is a friendly and reliable company based in WA1 who consider n...
From £35,160
Need to find an Extension Builder near you for all your extension buildering work?
DC Contractors provides a local, trusted extension build...
From £37,050
Need to find an Extension Builder near you for all your extension buildering work?
ESBP Specialists Ltd provides a local, trusted extension...
From £37,860
Tong Building & Joinery Ltd are here to help customers who need an Extension Builder in WA1. We offer a competitive rate to complete all your exten...
From £33,090
Need an Extension Builder in WA1? MK Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many years. ...
From £36,330
Need to find an Extension Builder near you for all your extension buildering work?
J & C Barker (Builders) Limited provides a local, truste...
From £32,820
Amak Construction is an established and experienced local extension builder in WA1. Please contact us for a free, no obligation quote and competiti...

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 WA1 by posting a job with HaMuch and we will send it to extension builders in WA1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Warrington | £31 | £222 |
| Convert A Basement near Newton-le-Willows | £31 | £221 |
| Convert A Basement near Golborne | £30 | £222 |
| Convert A Basement near Irlam | £32 | £225 |
| Convert A Basement near Runcorn | £33 | £228 |
| Convert A Basement near Halton | £31 | £220 |
| Convert A Basement near Widnes | £31 | £220 |
| Convert A Basement near Leigh | £31 | £224 |
| Convert A Basement near Ashton-in-Makerfield | £30 | £220 |
| Convert A Basement near St Helens | £31 | £224 |
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 - £17,175

Two storey extension - £87,513

Build a timber frame extension - £25,675

Build a swimming pool - £80,675

Single storey extension - £48,504

Side return extension - £37,846

Install an RSJ - £1,875

Outbuilding - £9,675

Build a Mansard loft conversion - £51,675

Loft conversion - £30,705

Build a kitchen extension - £41,675

Hip to gable loft conversion - £41,675

Granny annexe - £86,675

Garden office - £9,675

Convert a Garage - £15,675

Garage - £18,175

Build a flat roof extension - £21,675

Build a dormer loft conversion - £41,675

Concrete foundations - £5,925

Convert a bungalow loft - £28,675

Convert a basement - £33,846