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 | £86 |
| Average hourly rate of 9110 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 £31. 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
A1 Home Improvements
£32/hour
£244/day
Trusted and professional extension builder in Nuneaton. Experienced in all extension buildering work and keeping within budget and on quote. A1 Hom...
"Loft conversion" - WS10, job posted 08/05/26
Hayes Landscapes
£41/hour
£277/day
Trusted and professional extension builder in Bournemouth. Experienced in all extension buildering work and keeping within budget and on quote. Hay...
"Loft conversion" - WD19, job posted 07/05/26
Byrne Roofing & Property Repairs
£27/hour
£212/day
Trusted and professional extension builder in Coventry. Experienced in all extension buildering work and keeping within budget and on quote. Byrne ...
"Granny annexe space for mum with separate quarters" - S72, job posted 07/05/26
Barrys Home & Maintenance
£26/hour
£197/day
Need an Extension Builder in Coventry? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jo...
"Loft conversion" - NORTHAMPTONSHIRE, job posted 07/05/26
J M Lidwell
£31/hour
£236/day
Experienced extension builder ready to quote for your work. J M Lidwell is the best extension builder in Coalville. No obligation free quotes and m...
"RSJ installation, I am looking for a price to source and install two beams, photos attached of measurements. Thanks." - BT43, job posted 06/05/26
BAKER CONSTRUCTION
£27/hour
£214/day
Need to find an Extension Builder near you for all your extension buildering work?
BAKER CONSTRUCTION provides a local, trusted extension b...
"Ext.dhtyhui bfyjuuijk bhh" - S1, job posted 06/05/26
M.J Greatrex Ltd
£30/hour
£228/day
Need an Extension Builder in Nuneaton? M.J Greatrex Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
"RSJ installation" - CREWKERNE, job posted 06/05/26
IH Properties Ltd
£33/hour
£255/day
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Two storey extension" - S20, job posted 06/05/26
Mint Landscaping
£30/hour
£235/day
Need an Extension Builder in Holbrooks? Mint Landscaping has been helping local clients (20 mile radius) with their extension buildering jobs for m...
"Loft conversion" - B68, job posted 06/05/26
Richard Ainge
£30/hour
£230/day
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Timber frame first floor extension above the garage, with outer leaf brickwork and tiled pitched roof above." - MK6, job posted 04/05/26
from 40 to 50 of 9110
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.
