Ilir/leo Shkembi
Dear All, I’m a plumber and heating engineer, I have access to all other trades guys that are willing to work long hours and at the weekends ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Colin
We are small building company working for the residential and domestic properties? We work on all types of buildings creating Loft conversion and H...
J G BUILDING SERVICES is a trusted extension builder serving customers in Ware and the surrounding area. Contact us to today to get a competitive q...
Jon Howard Construction Ltd is a trusted extension builder serving customers in Ware and the surrounding area. Contact us to today to get a competi...
Dan Nevill
Nevill Design & Build specialises in high-quality house extensions, loft conversions, structural alterations, and full refurbishments. We’ve deli...
Herts Loft Ltd is an established extension buildering business in Ware. We come highly recommended and provide competitive quotes for your work.
Ware, SG12
Need to find an Extension Builder near you for all your extension buildering work?
TPJ Building Ltd provides a local, trusted extension bui...
Claudio Lutchi
Complex Construction is an established extension buildering business in Ware. We come highly recommended and provide competitive quotes for your wo...
LTM Construction is an established and experienced local extension builder in Ware. Please contact us for a free, no obligation quote and competiti...

Building a granny annexe ranges from £86,320 (Complex Construction based in AL7) to £90,152 (Essex loft extensions Ltd based in CM20), 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 Ware by posting a job with HaMuch. We will send it to extension builders in Ware who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Ware | £47 | £296 |
| Granny Annexe near Hertford | £46 | £290 |
| Granny Annexe near Hoddesdon | £46 | £296 |
| Granny Annexe near East Hertfordshire | £44 | £289 |
| Granny Annexe near Welwyn Garden City | £42 | £269 |
| Granny Annexe near Cheshunt | £48 | £285 |
| Granny Annexe near Harlow | £43 | £288 |
| Granny Annexe near Hatfield | £65 | £285 |
| Granny Annexe near Stevenage | £44 | £282 |
| Granny Annexe near Potters Bar | £43 | £273 |
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 - £18,032

Two storey extension - £88,798

Build a timber frame extension - £26,532

Build a swimming pool - £81,532

Single storey extension - £65,640

Side return extension - £47,485

Install an RSJ - £2,732

Outbuilding - £10,532

Build a Mansard loft conversion - £52,532

Loft conversion - £38,738

Build a kitchen extension - £42,532

Hip to gable loft conversion - £42,532

Granny annexe - £87,532

Garden office - £10,532

Convert a Garage - £16,532

Garage - £19,032

Build a flat roof extension - £22,532

Build a dormer loft conversion - £42,532

Concrete foundations - £6,782

Convert a bungalow loft - £29,532

Convert a basement - £43,485