From £42,000
Need an Extension Builder in CO3? VICTOR COLIN PRESTON has been helping local clients (20 mile radius) with their extension buildering jobs for man...
From £41,336
I have been a locksmith for 18 years now and I started in the building trade when I was 14.
Contact me for help with building services.
From £41,768
Complete Building Solutions is an established and experienced local extension builder in CO3. Please contact us for a free, no obligation quote and...
From £41,864
Experienced extension builder ready to quote for your work. MATURECOURT BUILDERS LTD is the best extension builder in CO3. No obligation free quote...
From £41,840
D R Rouse Build Limited is a trusted extension builder serving customers in CO3 and the surrounding area. Contact us to today to get a competitive ...
From £41,624
T F Builders are here to help customers who need an Extension Builder in CO3. We offer a competitive rate to complete all your extension buildering...
From £42,088
R Best Building Services are here to help customers who need an Extension Builder in CO3. We offer a competitive rate to complete all your extensio...
From £42,008
HUTTON CONSTRUCTION LTD is a trusted extension builder serving customers in CO3 and the surrounding area. Contact us to today to get a competitive ...
From £41,976
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

In CO3, prices for dormer loft conversions range from £41,336 (Ace Locksmith based in CO3) to £42,088 (R Best Building Services based in CO3), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in CO3. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Colchester | £33 | £230 |
| Build A Dormer Loft Conversion near Tendring | £31 | £226 |
| Build A Dormer Loft Conversion near Witham | £36 | £240 |
| Build A Dormer Loft Conversion near Maldon | £36 | £244 |
| Build A Dormer Loft Conversion near Sudbury | £34 | £229 |
| Build A Dormer Loft Conversion near Braintree | £37 | £247 |
| Build A Dormer Loft Conversion near Clacton-on-Sea | £31 | £232 |
| Build A Dormer Loft Conversion near Harwich | £34 | £248 |
| Build A Dormer Loft Conversion near Ipswich | £33 | £235 |
| Build A Dormer Loft Conversion near Chelmsford | £38 | £258 |
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 - £17,298

Two storey extension - £87,698

Build a timber frame extension - £25,798

Build a swimming pool - £80,798

Single storey extension - £50,968

Side return extension - £39,232

Install an RSJ - £1,998

Outbuilding - £9,798

Build a Mansard loft conversion - £51,798

Loft conversion - £31,860

Build a kitchen extension - £41,798

Hip to gable loft conversion - £41,798

Granny annexe - £86,798

Garden office - £9,798

Convert a Garage - £15,798

Garage - £18,298

Build a flat roof extension - £21,798

Build a dormer loft conversion - £41,798

Concrete foundations - £6,048

Convert a bungalow loft - £28,798

Convert a basement - £35,232