Find affordable extension builders
- Trusted, recommended Extension Builders
- Prices for extension builders in the UK
- Find a local builder who can convert your loft or build a side return extension at a great price
- Find out how much extension builder jobs cost
| Low | Average | High |
|---|---|---|
| £13 | £34 | £68 |
| Average hourly rate of 9080 extension builders in the UK excluding VAT or callout charge | ||
Extension Builders in the UK. The average hourly rate of the 10 Extension Builders listed is £33. Extension Builder rates vary with location. For example, Barrys Home & Maintenance in Coventry charges from £26 per hour.
When hiring Extension Builders in the UK get multiple quote to compare prices and services.

Trusted, recommended Extension Builders
full circle garden and design
Paul Bantock
Need to find an Extension Builder near you for all your extension buildering work?
full circle garden and design provides a local, trusted ...
"Loft conversion" - MANCHESTER, job posted 28/07/24
Brian McPhillips Limited
Experienced extension builder ready to quote for your work. Brian McPhillips Limited is the best extension builder in Penicuik. No obligation free ...
"Brick block flag paving reparing garden wall works and full shuttring carpenter" - M9, job posted 27/07/24
Jon Howard Construction Ltd
Jon Howard Construction Ltd is a trusted extension builder serving customers in Waltham abbey and the surrounding area. Contact us to today to get ...
"Torque my crank pulley down and put auxiliary belt on" - EX16, job posted 27/07/24
D & R Roofing & Loft Conversions, Building & Design
Relax... you have found a reliable extension builder in Wallington. D & R Roofing & Loft Conversions, Building & Design is a friendly and reliable ...
"Side return extension" - SWANSEA, job posted 26/07/24
AJ Solutions
AJ Solutions is an established extension buildering business in 1 Wood Cottages, Sealand, Chester, Chesh. We come highly recommended and provide co...
"Loft conversion" - AYLESBURY VALE, job posted 26/07/24
Benton Builders
Benton Builders is an established and experienced local extension builder in Henley-in-Arden. Please contact us for a free, no obligation quote and...
"Loft conversion" - BIRMINGHAM, job posted 26/07/24
COS CONSTRUCTION LTD
COS CONSTRUCTION LTD is an established and experienced local extension builder in Coventry. Please contact us for a free, no obligation quote and c...
"Loft conversion with 2 bedrooms and a bathroom" - BIRMINGHAM, job posted 25/07/24
BTDoor Repairs
B T
BTDoor Repairs is an established extension buildering business in Coventry. We come highly recommended and provide competitive quotes for your work...
"Loft conversion" - BRIGHTON, job posted 25/07/24
Barrys Home & Maintenance
Need an Extension Builder in Coventry? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jo...
"Garage" - LEEDS, job posted 25/07/24
Trew Builders
Relax... you have found a reliable extension builder in Thame. Trew Builders is a friendly and reliable company based in Thame who consider no job ...
"Side return extension" - TRAFFORD, job posted 24/07/24
from 320 to 330 of 9080
Find out how much extension builder jobs cost
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.




















