We send your job to ALL Stevenage extension builders
Available extension builders in Stevenage reply
Select your affordable Stevenage extension builder
Experienced extension builder ready to quote for your work. HB Construction is the best extension builder in Stevenage. No obligation free quotes a...
Relax... you have found a reliable extension builder in Stevenage. Up and Out Builds Ltd is a friendly and reliable company based in Stevenage who ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in Stevenage. Experienced in all extension buildering work and keeping within budget and on quote. Amcel...
Need an Extension Builder in Stevenage? MA Gower has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
Need an Extension Builder in Stevenage? WILLMOTT DIXON CONSTRUCTION LI has been helping local clients (20 mile radius) with their extension builder...
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Gary Braine
Stevenage, SG1
Experienced extension builder ready to quote for your work. G B BUILDSTORE LTD is the best extension builder in Stevenage. No obligation free quote...
Need to find an Extension Builder near you for all your extension buildering work?
TPJ Building Ltd provides a local, trusted extension bui...
Need an Extension Builder in Stevenage? M SPINDLER CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering...

A flat roof extension ranges from the cheapest of £21,920 (MA Gower based in AL6) to the dearest of £22,488 (M SPINDLER CONSTRUCTION LTD based in SG6), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in Stevenage by posting a job with HaMuch. We'll send it to extension builders in Stevenage.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Stevenage | £44 | £282 |
| Build A Flat Roof Extension near Hitchin | £43 | £283 |
| Build A Flat Roof Extension near North Hertfordshire | £44 | £283 |
| Build A Flat Roof Extension near Letchworth | £44 | £283 |
| Build A Flat Roof Extension near East Hertfordshire | £44 | £289 |
| Build A Flat Roof Extension near Welwyn Garden City | £42 | £269 |
| Build A Flat Roof Extension near Hertford | £46 | £290 |
| Build A Flat Roof Extension near Harpenden | £45 | £282 |
| Build A Flat Roof Extension near Luton | £42 | £279 |
| Build A Flat Roof Extension near Ware | £47 | £296 |
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 - £17,697

Two storey extension - £88,295

Build a timber frame extension - £26,197

Build a swimming pool - £81,197

Single storey extension - £58,936

Side return extension - £43,714

Install an RSJ - £2,397

Outbuilding - £10,197

Build a Mansard loft conversion - £52,197

Loft conversion - £35,595

Build a kitchen extension - £42,197

Hip to gable loft conversion - £42,197

Granny annexe - £87,197

Garden office - £10,197

Convert a Garage - £16,197

Garage - £18,697

Build a flat roof extension - £22,197

Build a dormer loft conversion - £42,197

Concrete foundations - £6,447

Convert a bungalow loft - £29,197

Convert a basement - £39,714