Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
HAROLD ROBINSON
HAROLDS CORP is a trusted extension builder serving customers in WN7 and the surrounding area. Contact us to today to get a competitive quote for e...
Andrew Smethurst
APS pointing and property maintenance offers a complete building service from small patch pointing to full refurb or extensions. Competitiv...
From £9,800
Need to find an Extension Builder near you for all your extension buildering work?
J R Building Services provides a local, trusted extensio...
From £10,000
SBA Facilities is a family run business founded by Director, Josef who has over 25 years of experience with the corporate, commercial, and domestic...
From £10,032
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Garden offices range from the cheapest of £9,456 (Aps pointing and property maintenance based in WN2) to the dearest of £10,048 (HAROLDS CORP based in WN2), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in WN7 by posting a job with HaMuch. We'll send it to extension builders in WN7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Leigh | £31 | £224 |
| Garden Office near Atherton | £31 | £223 |
| Garden Office near Westhoughton | £31 | £222 |
| Garden Office near Golborne | £30 | £222 |
| Garden Office near Hindley | £30 | £219 |
| Garden Office near Little Hulton | £31 | £220 |
| Garden Office near Ashton-in-Makerfield | £30 | £220 |
| Garden Office near Irlam | £32 | £225 |
| Garden Office near Newton-le-Willows | £31 | £221 |
| Garden Office near Wigan | £30 | £220 |
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 - £17,321

Two storey extension - £87,732

Build a timber frame extension - £25,821

Build a swimming pool - £80,821

Single storey extension - £51,427

Side return extension - £39,490

Install an RSJ - £2,021

Outbuilding - £9,821

Build a Mansard loft conversion - £51,821

Loft conversion - £32,075

Build a kitchen extension - £41,821

Hip to gable loft conversion - £41,821

Granny annexe - £86,821

Garden office - £9,821

Convert a Garage - £15,821

Garage - £18,321

Build a flat roof extension - £21,821

Build a dormer loft conversion - £41,821

Concrete foundations - £6,071

Convert a bungalow loft - £28,821

Convert a basement - £35,490