From £44,200
M&J Brickwork Ltd are a Chelmsford based Bricklaying & General Building company that operate throughout the Essex and South London...
From £43,480
Witton & Pearce Builders in Essex is a trusted extension builder serving customers in CM9 and the surrounding area. Contact us to today to get a co...
From £35,380
Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in CM9. No obligation free quotes and...
From £44,560
P OUGHTON BUILDING is an established and experienced local extension builder in CM9. Please contact us for a free, no obligation quote and competit...
From £43,300
Property Maintenance are here to help customers who need an Extension Builder in CM9. We offer a competitive rate to complete all your extension bu...
From £45,550
Need an Extension Builder in CM9? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension buildering jo...
From £37,900
Trusted and professional extension builder in CM9. Experienced in all extension buildering work and keeping within budget and on quote. CHAPEL BUIL...
From £41,590
Over 35 years experience
We are Gas Safe registered
We are Verified
We pride ourselves on great custom...
From £38,350
Need to find an Extension Builder near you for all your extension buildering work?
JLS Building Services provides a local, trusted extensio...
From £40,330
Relax... you have found a reliable extension builder in CM9. Mikra Services is a friendly and reliable company based in CM9 who consider no job as ...

Comparing extension builders estimates for Side return extension gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for a side return extention by posting your job to extension builders in CM9.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Side Return Extension near Maldon | £36 | £244 |
| Side Return Extension near Witham | £36 | £240 |
| Side Return Extension near Chelmsford | £38 | £258 |
| Side Return Extension near Wickford | £39 | £255 |
| Side Return Extension near Rayleigh | £39 | £252 |
| Side Return Extension near Braintree | £37 | £247 |
| Side Return Extension near Thundersley | £38 | £251 |
| Side Return Extension near Colchester | £34 | £232 |
| Side Return Extension near Southend-on-Sea | £37 | £247 |
| Side Return Extension near Billericay | £38 | £248 |
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 - £17,497

Two storey extension - £87,995

Build a timber frame extension - £25,997

Build a swimming pool - £80,997

Single storey extension - £54,936

Side return extension - £41,464

Install an RSJ - £2,197

Outbuilding - £9,997

Build a Mansard loft conversion - £51,997

Loft conversion - £33,720

Build a kitchen extension - £41,997

Hip to gable loft conversion - £41,997

Granny annexe - £86,997

Garden office - £9,997

Convert a Garage - £15,997

Garage - £18,497

Build a flat roof extension - £21,997

Build a dormer loft conversion - £41,997

Concrete foundations - £6,247

Convert a bungalow loft - £28,997

Convert a basement - £37,464