From £86,968
phoenix builders is a trusted extension builder serving customers in M35 and the surrounding area. Contact us to today to get a competitive quote f...
From £87,096
We are a family ran business that has gone through three generations of management. We pride ourselves in providing the highest quality workmanship...
From £86,632
Trusted and professional extension builder in M35. Experienced in all extension buildering work and keeping within budget and on quote. Fit-on Gara...
From £86,944
Experienced extension builder ready to quote for your work. C&R Property & Construction Ltd is the best extension builder in M35. No obligation fre...
From £86,720
McClean Builders are here to help customers who need an Extension Builder in M35. We offer a competitive rate to complete all your extension builde...
From £86,384
Small brickwork jobs welcome.garden wall's and pointing as well.any type of walls built.
From £87,048
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,848
Trusted and professional extension builder in M35. Experienced in all extension buildering work and keeping within budget and on quote. We Build ha...
From £86,672
Experienced extension builder ready to quote for your work. KG Builders & Construction Ltd is the best extension builder in M35. No obligation free...

Building a granny annexe ranges from £86,184 (Valdecor based in OL8) to £87,096 (N/W Builders based in Ol8), 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 M35 by posting a job with HaMuch. We will send it to extension builders in M35 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Failsworth | £35 | £236 |
| Granny Annexe near Droylsden | £34 | £237 |
| Granny Annexe near Chadderton | £31 | £225 |
| Granny Annexe near Oldham | £31 | £229 |
| Granny Annexe near Ashton-under-Lyne | £36 | £232 |
| Granny Annexe near Tameside | £35 | £232 |
| Granny Annexe near Middleton | £31 | £227 |
| Granny Annexe near Dukinfield | £35 | £232 |
| Granny Annexe near Denton | £35 | £234 |
| Granny Annexe near Manchester | £32 | £236 |
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 - £17,250

Two storey extension - £87,624

Build a timber frame extension - £25,750

Build a swimming pool - £80,750

Single storey extension - £49,992

Side return extension - £38,683

Install an RSJ - £1,950

Outbuilding - £9,750

Build a Mansard loft conversion - £51,750

Loft conversion - £31,403

Build a kitchen extension - £41,750

Hip to gable loft conversion - £41,750

Granny annexe - £86,750

Garden office - £9,750

Convert a Garage - £15,750

Garage - £18,250

Build a flat roof extension - £21,750

Build a dormer loft conversion - £41,750

Concrete foundations - £6,000

Convert a bungalow loft - £28,750

Convert a basement - £34,683