Trusted and professional extension builder in M18. Experienced in all extension buildering work and keeping within budget and on quote. B R M S hav...
John Ashton
Relax... you have found a reliable extension builder in M18. JSY Electrical is a friendly and reliable company based in M18 who consider no job as ...
Our building services company Silkrise Construction have ten years’ experience and have been helping customers in Manchester and the surrounding ...
David Mather
Small brickwork jobs welcome.garden wall's and pointing as well.any type of walls built.
phoenix builders is a trusted extension builder serving customers in M18 and the surrounding area. Contact us to today to get a competitive quote f...
Blue Square Construction is an established and experienced local extension builder in M18. Please contact us for a free, no obligation quote and co...
Ryan Solutions is an established extension buildering business in M18. We come highly recommended and provide competitive quotes for your work.
...A wholesale shopping is an individual with a huge number of followers related to fashion and has the ability to influence the thought and purchase ...
Need to find an Extension Builder near you for all your extension buildering work?
JM Builders Service provides a local, trusted extension ...
Cornerstone Building Maintenance & Restoration Ltd is an established and experienced local extension builder in M18. Please contact us for a free, ...

Building a granny annexe ranges from £86,384 (D.r.m.brickwork based in OL6) to £86,984 (Wholesale Clothing based in M8), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in M18 by posting a job with HaMuch. We will send it to extension builders in M18 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Reddish | £34 | £236 |
| Granny Annexe near Droylsden | £34 | £237 |
| Granny Annexe near Denton | £35 | £234 |
| Granny Annexe near Failsworth | £35 | £236 |
| Granny Annexe near Manchester | £32 | £236 |
| Granny Annexe near Dukinfield | £35 | £232 |
| Granny Annexe near Tameside | £35 | £232 |
| Granny Annexe near Old Trafford | £32 | £236 |
| Granny Annexe near Ashton-under-Lyne | £36 | £232 |
| Granny Annexe near Hyde | £36 | £227 |
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 - £17,274

Two storey extension - £87,660

Build a timber frame extension - £25,774

Build a swimming pool - £80,774

Single storey extension - £50,472

Side return extension - £38,953

Install an RSJ - £1,974

Outbuilding - £9,774

Build a Mansard loft conversion - £51,774

Loft conversion - £31,628

Build a kitchen extension - £41,774

Hip to gable loft conversion - £41,774

Granny annexe - £86,774

Garden office - £9,774

Convert a Garage - £15,774

Garage - £18,274

Build a flat roof extension - £21,774

Build a dormer loft conversion - £41,774

Concrete foundations - £6,024

Convert a bungalow loft - £28,774

Convert a basement - £34,953