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"Looking to make a wooden shed at the back side of the house" - CM1, job posted 23/09/25
CWN Developments Ltd
Relax... you have found a reliable extension builder in Great Baddow. CWN Developments Ltd is a friendly and reliable company based in Great Baddow...
"Swimming pool" - CHELMSFORD, job posted 07/06/25
Art Developments
Trusted and professional extension builder in Great Baddow. Experienced in all extension buildering work and keeping within budget and on quote. Ar...
"Single storey extension" - CHELMSFORD, job posted 11/03/25
Mr.
Ian Young
Mr. is a trusted extension builder serving customers in Great Baddow and the surrounding area. Contact us to today to get a competitive quote for e...
"Single storey extension" - CM1, job posted 03/09/24
NEVENDON CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Great Baddow. NEVENDON CONSTRUCTION LTD is a friendly and reliable company based in Great B...
Newman Multi Trade Services
Need to find an Extension Builder near you for all your extension buildering work?
Newman Multi Trade Services provides a local, trusted ex...
Martin Womersley Building Services
Martin Womersley Building Services is an established extension buildering business in Great Baddow. We come highly recommended and provide competit...
Prestige Roofing Contractors Ltd
Prestige Roofing Contractors Ltd are here to help customers who need an Extension Builder in Great Baddow. We offer a competitive rate to complete ...
Storm Roofing Essex
Storm Roofing Essex are here to help customers who need an Extension Builder in Great Baddow. We offer a competitive rate to complete all your exte...
Mark scrutton
Mark Scrutton
Mark scrutton is a trusted extension builder serving customers in Great Baddow and the surrounding area. Contact us to today to get a competitive ...
Billericay Loft Conversions
Billericay Loft Conversions is a trusted extension builder serving customers in Great Baddow and the surrounding area. Contact us to today to get a...
Nigel Gresty Limited
Relax... you have found a reliable extension builder in Great Baddow. Nigel Gresty Limited is a friendly and reliable company based in Great Baddow...
AE Contractors Ltd
David Wilson
AE Contractors Ltd is an established extension buildering business in Great Baddow. We come highly recommended and provide competitive quotes for y...
£31/hr
£266/day
COLWIN CONSTRUCTION LTD
Experienced extension builder ready to quote for your work. COLWIN CONSTRUCTION LTD is the best extension builder in Great Baddow. No obligation fr...
£41/hr
£264/day
S Walker Construction
Need to find an Extension Builder near you for all your extension buildering work?
S Walker Construction provides a local, trusted extensio...
£40/hr
£251/day
Murrill Carpentry & Building Ltd
Murrill Carpentry & Building Ltd are a well established, reliable, trustworthy, family run company with over twelve years experience.We are...
£43/hr
£279/day
D B CONSTRUCTION (HERTS) LTD
D B CONSTRUCTION (HERTS) LTD is an established extension buildering business in Great Baddow. We come highly recommended and provide competitive qu...
£39/hr
£246/day
Charles Louis Interiors
We have nearly 20 years of expertise in designing, supplying and installing kitchens. The Charles Louis Interiors company has now been operating su...
£37/hr
£236/day
RN Carpentry & Building
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...
£37/hr
£239/day
New Construction
Need to find an Extension Builder near you for all your extension buildering work?
New Construction provides a local, trusted extension bui...
Compare Great Baddow extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Chelmsford | £38 | £258 |
| Extension Builders near Billericay | £38 | £248 |
| Extension Builders near Wickford | £39 | £255 |
| Extension Builders near Witham | £36 | £240 |
| Extension Builders near Maldon | £36 | £244 |
| Extension Builders near Brentwood | £39 | £255 |
| Extension Builders near Basildon | £39 | £251 |
| Extension Builders near Rayleigh | £39 | £252 |
| Extension Builders near Braintree | £37 | £247 |
| Extension Builders near Thundersley | £38 | £251 |
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 - £26,008

Garden office - £10,008

Granny annexe - £87,008

Build a flat roof extension - £22,008

Convert a Garage - £16,008

Hip to gable loft conversion - £42,008

Convert a bungalow loft - £29,008

Build a dormer loft conversion - £42,008

Build a swimming pool - £81,008

Build a Mansard loft conversion - £52,008

Concrete foundations - £6,258

Underpin a building - £17,508

Two storey extension - £88,012

Convert a basement - £37,590

Side return extension - £41,590

Loft conversion - £33,825

Garage - £18,508

Single storey extension - £55,160

Outbuilding - £10,008

Install an RSJ - £2,208

Build a kitchen extension - £42,008
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