From £42,272
Since 2001 we have been designing and crafting high quality house renovations in London and the South East..I do full renovations, I have i...
From £42,272
Experienced extension builder ready to quote for your work. Prestige Roofing Limited is the best extension builder in Charlton. No obligation free ...
From £42,128
Experienced extension builder ready to quote for your work. Storeyboard is the best extension builder in Charlton. No obligation free quotes and ma...
From £42,200
Storeyboard work on projects of all sizes from outhouses and extensions to full renovations and commercial projects.We offer a complete and bespoke...
From £42,088
Trusted and professional extension builder in Charlton. Experienced in all extension buildering work and keeping within budget and on quote. AM Bui...
From £41,920
Trusted and professional extension builder in Charlton. Experienced in all extension buildering work and keeping within budget and on quote. Trafal...
From £42,112
Need to find an Extension Builder near you for all your extension buildering work?
JobDone provides a local, trusted extension buildering s...
From £42,096
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £42,056
Nextbuild was founded by a team who are passionate about design and construction. We have an eye for detail and a desire for perfection. With almos...
From £42,520
JASPG excel in finding investment opportunities, working together with clients and partners to achieve optimal results. We project manage from star...

In Charlton, prices for dormer loft conversions range from £41,920 (Trafalgar Building Company Limited based in SE10) to £42,520 (JASPG Construction & Design based in SE18), 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 Charlton. Post your job on HaMuch now and we'll put you in touch with available extension builders.
"Dormer loft conversion" - SE3, job posted 01/01/70
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 - £17,666

Two storey extension - £88,250

Build a timber frame extension - £26,166

Build a swimming pool - £81,166

Single storey extension - £58,328

Side return extension - £43,372

Install an RSJ - £2,366

Outbuilding - £10,166

Build a Mansard loft conversion - £52,166

Loft conversion - £35,310

Build a kitchen extension - £42,166

Hip to gable loft conversion - £42,166

Granny annexe - £87,166

Garden office - £10,166

Convert a Garage - £16,166

Garage - £18,666

Build a flat roof extension - £22,166

Build a dormer loft conversion - £42,166

Concrete foundations - £6,416

Convert a bungalow loft - £29,166

Convert a basement - £39,372