Member since December 2022
Please refer to for further information. My name is Gus Sperin. I am self-employed electrician, and I have been ...
Trusted and professional extension builder in B75. Experienced in all extension buildering work and keeping within budget and on quote. Byrne Roofi...
Mark Anthony Builders are here to help customers who need an Extension Builder in B75. We offer a competitive rate to complete all your extension b...
Experienced extension builder ready to quote for your work. TKB Construction is the best extension builder in B75. No obligation free quotes and ma...
Need an Extension Builder in B75? M.J Greatrex Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
Reliable person 25 years experience
if you look on a website rated people and have a look at my ratings
Need an Extension Builder in B75? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs fo...
Need to find an Extension Builder near you for all your extension buildering work?
BAKER CONSTRUCTION provides a local, trusted extension b...
33 years experience focussing on full home refurbishments, extensions, kitchens & bathrooms, rubber roofing, floor screed & loft conversion...
Need an Extension Builder in B75? Mint Landscaping has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...

Building a granny annexe ranges from £86,472 (Simms Building Services Ltd based in CV2) to £87,800 (Sperin Services based in B66), 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 B75 by posting a job with HaMuch. We will send it to extension builders in B75 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Sutton Coldfield | £29 | £228 |
| Granny Annexe near Tamworth | £33 | £288 |
| Granny Annexe near Brownhills | £29 | £225 |
| Granny Annexe near Birmingham | £29 | £227 |
| Granny Annexe near Walsall | £29 | £226 |
| Granny Annexe near Lichfield | £29 | £227 |
| Granny Annexe near Burntwood | £29 | £229 |
| Granny Annexe near Bloxwich | £28 | £226 |
| Granny Annexe near Smethwick | £29 | £226 |
| Granny Annexe near Sandwell | £29 | £229 |
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 - £17,369

Two storey extension - £87,803

Build a timber frame extension - £25,869

Build a swimming pool - £80,869

Single storey extension - £52,376

Side return extension - £40,024

Install an RSJ - £2,069

Outbuilding - £9,869

Build a Mansard loft conversion - £51,869

Loft conversion - £32,520

Build a kitchen extension - £41,869

Hip to gable loft conversion - £41,869

Granny annexe - £86,869

Garden office - £9,869

Convert a Garage - £15,869

Garage - £18,369

Build a flat roof extension - £21,869

Build a dormer loft conversion - £41,869

Concrete foundations - £6,119

Convert a bungalow loft - £28,869

Convert a basement - £36,024