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Max Dixon
We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...
We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...
Jay Christenson
Experienced extension builder ready to quote for your work. Jmc buildets is the best extension builder in SE13. No obligation free quotes and many ...
RLD Contractors Ltd is an established and experienced local extension builder in SE13. Please contact us for a free, no obligation quote and compet...
Rapid Bee Ltd is an established extension buildering business in SE13. We come highly recommended and provide competitive quotes for your work.
...Relax... you have found a reliable extension builder in SE13. S G Painting Contractor Ltd is a friendly and reliable company based in SE13 who cons...
Need to find an Extension Builder near you for all your extension buildering work?
JEM BUILDING CONTRACTORS LTD provides a local, trusted e...
South East Builders are here to help customers who need an Extension Builder in SE13. We offer a competitive rate to complete all your extension bu...
From £42,024
Jeremy Weston, trading as GreenGauge has over 10 years experience working as a Heating Engineer. Fully Insured and Gas Safe Registered.Base...
From £42,096
Whether you are looking to build, extend or upgrade we will help. From building to decorating. Our professional team have the skills and experie...

In SE13, prices for dormer loft conversions range from £41,616 (Jmc buildets based in SE9) to £42,184 (Our Builders Ltd based in SE6), 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 SE13. 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 - £17,530

Two storey extension - £88,044

Build a timber frame extension - £26,030

Build a swimming pool - £81,030

Single storey extension - £55,592

Side return extension - £41,833

Install an RSJ - £2,230

Outbuilding - £10,030

Build a Mansard loft conversion - £52,030

Loft conversion - £34,028

Build a kitchen extension - £42,030

Hip to gable loft conversion - £42,030

Granny annexe - £87,030

Garden office - £10,030

Convert a Garage - £16,030

Garage - £18,530

Build a flat roof extension - £22,030

Build a dormer loft conversion - £42,030

Concrete foundations - £6,280

Convert a bungalow loft - £29,030

Convert a basement - £37,833