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JASON SHARP SHARP BUILDERS
JASON SHARP SHARP BUILDERS is a trusted extension builder serving customers in Berkhamsted and the surrounding area. Contact us to today to get a c...
"Kitchen extension" - HEMEL HEMPSTEAD, job posted 21/09/25
EB Construction & Building Ltd
Edmond Begu
EB Construction & Building Ltd are here to help customers who need an Extension Builder in Berkhamsted. We offer a competitive rate to complete all...
"Single storey extension" - HEMEL HEMPSTEAD, job posted 07/09/25
Chris Warren Construction Ltd
Chris Warren Construction Ltd is an established extension buildering business in Berkhamsted. We come highly recommended and provide competitive qu...
"Single storey extension" - HEMEL HEMPSTEAD, job posted 19/04/25
STEPHEN PARKIN BUILDING CONTRA
STEPHEN PARKIN BUILDING CONTRA is an established extension buildering business in Berkhamsted. We come highly recommended and provide competitive q...
"Loft conversion" - HEMEL HEMPST, job posted 02/02/25
BOXMOOR BLDG & CARP SERVICES
Dave Reilly
BOXMOOR BLDG & CARP SERVICES is a trusted extension builder serving customers in Berkhamsted and the surrounding area. Contact us to today to get a...
"Loft conversion" - DACORUM, job posted 24/06/24
BARRETT LESLIE BUILDING
BARRETT LESLIE BUILDING are here to help customers who need an Extension Builder in Berkhamsted. We offer a competitive rate to complete all your e...
"Loft conversion Loft conversion" - DACORUM, job posted 03/06/24
Brinklow Construction
Berkhamsted, HP4
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Single storey extension" - CHESHAM, job posted 06/03/24
Simon Johnson & Sons Builders
Simon Johnson
Simon Johnson & Sons Builders are here to help customers who need an Extension Builder in Berkhamsted. We offer a competitive rate to complete all ...
R.O Allum & Sons
We are a family run business that has been trading since 1976 in Tring, Berkhamsted and surrounding areas.
GURNEY CONSTRUCTION
Relax... you have found a reliable extension builder in Berkhamsted. GURNEY CONSTRUCTION is a friendly and reliable company based in Berkhamsted wh...
JCG BUILDING SERVICES LTD
Need an Extension Builder in Berkhamsted? JCG BUILDING SERVICES LTD has been helping local clients (20 mile radius) with their extension buildering...
£40/hr
£255/day
T Woodman Loft Conversions & Extensions
Trevor
Trusted and professional extension builder in Berkhamsted. Experienced in all extension buildering work and keeping within budget and on quote. T W...
£40/hr
£260/day
WHITE HART BUILDING LIMITED
WHITE HART BUILDING LIMITED is a trusted extension builder serving customers in Berkhamsted and the surrounding area. Contact us to today to get a ...
£42/hr
£284/day
CURRYHILLS CONSTRUCTION LTD
CURRYHILLS CONSTRUCTION LTD are here to help customers who need an Extension Builder in Berkhamsted. We offer a competitive rate to complete all yo...
£42/hr
£276/day
M P TIMLIN (CONSTRUCTION) LTD
Relax... you have found a reliable extension builder in Berkhamsted. M P TIMLIN (CONSTRUCTION) LTD is a friendly and reliable company based in Berk...
£55/hr
£305/day
Evolved Glazing Solutions Limited
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£41/hr
£264/day
AUBREY BUILDING SERVICES LTD
Need to find an Extension Builder near you for all your extension buildering work?
AUBREY BUILDING SERVICES LTD provides a local, trusted e...
£40/hr
£264/day
Brim Builds
Relax... you have found a reliable extension builder in Berkhamsted. Brim Builds is a friendly and reliable company based in Berkhamsted who consid...
£44/hr
£282/day
Mitre Peak Lofts Ltd
Need an Extension Builder in Berkhamsted? Mitre Peak Lofts Ltd has been helping local clients (10 mile radius) with their extension buildering jobs...
£42/hr
£267/day
Building & Renovation Services Zdzislaw Zalewski
Experienced extension builder ready to quote for your work. Building & Renovation Services Zdzislaw Zalewski is the best extension builder in Berkh...
Compare Berkhamsted extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Berkhamsted | £41 | £273 |
| Extension Builders near Dacorum | £42 | £275 |
| Extension Builders near Hemel Hempstead | £43 | £276 |
| Extension Builders near Chesham | £42 | £277 |
| Extension Builders near Dunstable | £41 | £274 |
| Extension Builders near Rickmansworth | £43 | £282 |
| Extension Builders near St Albans | £43 | £272 |
| Extension Builders near Harpenden | £45 | £282 |
| Extension Builders near Hazlemere | £40 | £272 |
| Extension Builders near Luton | £42 | £279 |
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 - £26,224

Garden office - £10,224

Granny annexe - £87,224

Build a flat roof extension - £22,224

Convert a Garage - £16,224

Hip to gable loft conversion - £42,224

Convert a bungalow loft - £29,224

Build a dormer loft conversion - £42,224

Build a swimming pool - £81,224

Build a Mansard loft conversion - £52,224

Concrete foundations - £6,474

Underpin a building - £17,724

Two storey extension - £88,336

Convert a basement - £40,020

Side return extension - £44,020

Loft conversion - £35,850

Garage - £18,724

Single storey extension - £59,480

Outbuilding - £10,224

Install an RSJ - £2,424

Build a kitchen extension - £42,224
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