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Up and Out Builds Ltd
Relax... you have found a reliable extension builder in SG12. Up and Out Builds Ltd is a friendly and reliable company based in SG12 who consider n...
"Side return roughly 20 m2 on terraced Victorian house - access through rear of property and then round the back." - SG12, job posted 21/07/24
Herts Loft Ltd
Herts Loft Ltd is an established extension buildering business in SG12. We come highly recommended and provide competitive quotes for your work.
£48/hr
£303/day
Hopson Bros Services
Hopson Bros Services is a trusted extension builder serving customers in SG12 and the surrounding area. Contact us to today to get a competitive qu...
£44/hr
£278/day
Groome & Sons Ltd
Experienced extension builder ready to quote for your work. Groome & Sons Ltd is the best extension builder in SG12. No obligation free quotes and ...
£47/hr
£298/day
D E BRACKEN BUILDING SERVICES
D E BRACKEN BUILDING SERVICES is an established and experienced local extension builder in SG12. Please contact us for a free, no obligation quote ...
£44/hr
£270/day
R & T Complete Building Services
R & T Complete Building Services is an established and experienced local extension builder in SG12. Please contact us for a free, no obligation quo...
£45/hr
£284/day
Landmark General Builders Ltd
Landmark General Builders Ltd are here to help customers who need an Extension Builder in SG12. We offer a competitive rate to complete all your ex...
£42/hr
£266/day
Nicholas James Home Improvements Ltd
Nicholas James Home Improvements Ltd are here to help customers who need an Extension Builder in SG12. We offer a competitive rate to complete all ...
£40/hr
£250/day
J B R Contracts
Need to find an Extension Builder near you for all your extension buildering work?
J B R Contracts provides a local, trusted extension buil...
£44/hr
£278/day
TJJ Construction Ltd
Need an Extension Builder in SG12? TJJ Construction Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for ma...
£35/hr
£232/day
Atlas
John Durso
We offer a free quotation service all work fully gareeteed we pride ourselves on the Quality Of all our work and staff our prices are ...
£44/hr
£279/day
Absolute Building & Carpentry
Absolute Building & Carpentry is an established and experienced local extension builder in SG12. Please contact us for a free, no obligation quote ...
£44/hr
£279/day
JK Character Construction Ltd
Need an Extension Builder in SG12? JK Character Construction Ltd has been helping local clients (20 mile radius) with their extension buildering jo...
£43/hr
£273/day
Chelsfield Solar
Trusted and professional extension builder in SG12. Experienced in all extension buildering work and keeping within budget and on quote. Chelsfield...
£47/hr
£290/day
Bournes Projects LTD
Bournes Projects LTD is an established and experienced local extension builder in SG12. Please contact us for a free, no obligation quote and compe...
£47/hr
£297/day
FJ TATE BUILDING CONTRACTOR
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£44/hr
£280/day
Caudle Developments Ltd
Relax... you have found a reliable extension builder in SG12. Caudle Developments Ltd is a friendly and reliable company based in SG12 who consider...
£50/hr
£312/day
caudle developments ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£43/hr
£271/day
T&R Builders Ltd
T&R Builders Ltd is a well established, trustworthy, reliable and professional family business with over 40 years experience in the building trade....
£48/hr
£300/day
Aspect Construct and Carpentry Ltd
Trusted and professional extension builder in SG12. Experienced in all extension buildering work and keeping within budget and on quote. Aspect Con...
Compare SG12 extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Ware | £47 | £296 |
| Extension Builders near Hertford | £46 | £290 |
| Extension Builders near Hoddesdon | £46 | £296 |
| Extension Builders near East Hertfordshire | £44 | £289 |
| Extension Builders near Welwyn Garden City | £42 | £269 |
| Extension Builders near Cheshunt | £48 | £285 |
| Extension Builders near Harlow | £43 | £288 |
| Extension Builders near Hatfield | £42 | £266 |
| Extension Builders near Stevenage | £44 | £282 |
| Extension Builders near Potters Bar | £43 | £273 |
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,248

Garden office - £10,248

Granny annexe - £87,248

Build a flat roof extension - £22,248

Convert a Garage - £16,248

Hip to gable loft conversion - £42,248

Convert a bungalow loft - £29,248

Build a dormer loft conversion - £42,248

Build a swimming pool - £81,248

Build a Mansard loft conversion - £52,248

Concrete foundations - £6,498

Underpin a building - £17,748

Two storey extension - £88,372

Convert a basement - £40,290

Side return extension - £44,290

Loft conversion - £36,075

Garage - £18,748

Single storey extension - £59,960

Outbuilding - £10,248

Install an RSJ - £2,448

Build a kitchen extension - £42,248
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