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Jon Howard Construction Ltd
Jon Howard Construction Ltd is a trusted extension builder serving customers in Sawbridgeworth and the surrounding area. Contact us to today to get...
"Loft conversion" - HARLOW, job posted 27/05/26
Essex loft extensions Ltd
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...
"Kitchen extension" - HARLOW, job posted 30/12/25
D C Salsbury Builders
D C Salsbury Builders is an established and experienced local extension builder in Sawbridgeworth. Please contact us for a free, no obligation quot...
"Single storey extension" - HARLOW, job posted 17/02/25
JKL Construction & Carpentry Ltd
Need to find an Extension Builder near you for all your extension buildering work?
JKL Construction & Carpentry Ltd provides a local, trust...
J G BUILDING SERVICES
J G BUILDING SERVICES is a trusted extension builder serving customers in Sawbridgeworth and the surrounding area. Contact us to today to get a com...
Nevill Design & Build
Dan Nevill
Nevill Design & Build specialises in high-quality house extensions, loft conversions, structural alterations, and full refurbishments. We’ve deli...
LTM Construction
LTM Construction is an established and experienced local extension builder in Sawbridgeworth. Please contact us for a free, no obligation quote and...
£48/hr
£303/day
Hopson Bros Services
Hopson Bros Services is a trusted extension builder serving customers in Sawbridgeworth and the surrounding area. Contact us to today to get a comp...
£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 Sawbridgeworth. No obligation free q...
£47/hr
£298/day
D E BRACKEN BUILDING SERVICES
D E BRACKEN BUILDING SERVICES is an established and experienced local extension builder in Sawbridgeworth. Please contact us for a free, no obligat...
£44/hr
£271/day
Mmaes Limited
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£43/hr
£266/day
Expanse Partnership
Expanse Partnership is an established and experienced local extension builder in Sawbridgeworth. 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 Sawbridgeworth. Please contact us for a free, no obli...
£48/hr
£301/day
Prestige Construction & Building Services Limited
Prestige Construction & Building Services Ltd is a family-run business with over 30 years industry experience. We offer a Design and Build service ...
£40/hr
£253/day
Loft in Space London
Need an Extension Builder in Sawbridgeworth? Loft in Space London has been helping local clients (20 mile radius) with their extension buildering j...
£45/hr
£291/day
Reid James Ltd
Reid James is a family run Building and Construction company based in Ware, Hertfordshire who cover all areas in London, Essex, Cambridge, and Bedf...
£45/hr
£284/day
Landmark General Builders Ltd
Landmark General Builders Ltd are here to help customers who need an Extension Builder in Sawbridgeworth. We offer a competitive rate to complete a...
£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 Sawbridgeworth. We offer a competitive rate to com...
£22/hr
£108/day
V S M Property Services Ltd
Valy
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£36/hr
£266/day
THE ROMAN BUILDING COMPANY
Trusted and professional extension builder in Sawbridgeworth. Experienced in all extension buildering work and keeping within budget and on quote. ...
Compare Sawbridgeworth extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Harlow | £43 | £288 |
| Extension Builders near Bishop's Stortford | £55 | £276 |
| Extension Builders near Ware | £47 | £296 |
| Extension Builders near Hoddesdon | £46 | £296 |
| Extension Builders near East Hertfordshire | £44 | £289 |
| Extension Builders near Hertford | £46 | £290 |
| Extension Builders near Cheshunt | £48 | £285 |
| Extension Builders near Epping Forest | £44 | £274 |
| Extension Builders near Loughton | £44 | £273 |
| Extension Builders near Welwyn Garden City | £42 | £269 |
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 - £26,256

Garden office - £10,256

Granny annexe - £87,256

Build a flat roof extension - £22,256

Convert a Garage - £16,256

Hip to gable loft conversion - £42,256

Convert a bungalow loft - £29,256

Build a dormer loft conversion - £42,256

Build a swimming pool - £81,256

Build a Mansard loft conversion - £52,256

Concrete foundations - £6,506

Underpin a building - £17,756

Two storey extension - £88,384

Convert a basement - £40,380

Side return extension - £44,380

Loft conversion - £36,150

Garage - £18,756

Single storey extension - £60,120

Outbuilding - £10,256

Install an RSJ - £2,456

Build a kitchen extension - £42,256
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