Experienced extension builder ready to quote for your work. Advanced Builders & Roofers is the best extension builder in M30. No obligation free qu...
Homeowners look no further if you want a qualified extension builder to work in your home. T K O Kitchens & Construction are tidy and neat, providi...
Relax... you have found a reliable extension builder in M30. David Anderson Builders is a friendly and reliable company based in M30 who consider n...
Here at RC Building Services Ltd we pride ourselves on providing reliable, excellent quality and competitively priced building services. Our priori...
Brookmeade Building is an established extension buildering business in M30. We come highly recommended and provide competitive quotes for your work...
Cjl Brickwork are here to help customers who need an Extension Builder in M30. We offer a competitive rate to complete all your extension builderin...
Relax... you have found a reliable extension builder in M30. Rdm Joinery & Building Specialists is a friendly and reliable company based in M30 who...
From £86,896
Specialist lofts and build company in the North West. Our experienced craftsmen are able to provide a complete service from design to completion.ZE...
From £86,696
Advance Projects Ltd is a trusted extension builder serving customers in M30 and the surrounding area. Contact us to today to get a competitive quo...
From £87,016
G P GILMORE JOINERY T/A is an established extension buildering business in M30. We come highly recommended and provide competitive quotes for you...

Building a granny annexe ranges from £86,632 (Brookmeade Building based in M32) to £87,016 (G P GILMORE JOINERY T/A based in M41), 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 M30 by posting a job with HaMuch. We will send it to extension builders in M30 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Eccles | £32 | £236 |
| Granny Annexe near Swinton | £32 | £234 |
| Granny Annexe near Urmston | £32 | £231 |
| Granny Annexe near Salford | £32 | £237 |
| Granny Annexe near Stretford | £32 | £235 |
| Granny Annexe near Irlam | £32 | £225 |
| Granny Annexe near Old Trafford | £32 | £236 |
| Granny Annexe near Little Hulton | £31 | £220 |
| Granny Annexe near Trafford | £32 | £235 |
| Granny Annexe near Prestwich | £31 | £233 |
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 - £17,282

Two storey extension - £87,672

Build a timber frame extension - £25,782

Build a swimming pool - £80,782

Single storey extension - £50,632

Side return extension - £39,043

Install an RSJ - £1,982

Outbuilding - £9,782

Build a Mansard loft conversion - £51,782

Loft conversion - £31,703

Build a kitchen extension - £41,782

Hip to gable loft conversion - £41,782

Granny annexe - £86,782

Garden office - £9,782

Convert a Garage - £15,782

Garage - £18,282

Build a flat roof extension - £21,782

Build a dormer loft conversion - £41,782

Concrete foundations - £6,032

Convert a bungalow loft - £28,782

Convert a basement - £35,043