From £52,272
Need to find an Extension Builder near you for all your extension buildering work?
DPP Construction (David Price Partnership) provides a lo...
From £52,032
We are a family run business we 40 years experience delivering multiple projects from new developments . Extension. Loft conversion. Including foun...
From £51,992
Member since August 2026
H P Building Services Sussex is a one-stop solution for all your extension buildering needs. Establish over 10 years ago and covering 20 miles arou...
From £52,440
Need to find an Extension Builder near you for all your extension buildering work?
Main Construction provides a local, trusted extension bu...
From £52,200
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £51,880
Trusted and professional extension builder in Burgess Hill. Experienced in all extension buildering work and keeping within budget and on quote. St...
From £51,776
M Wesley General Builder & Property Maintenance is a trusted extension builder serving customers in Burgess Hill and the surrounding area. Contact ...
From £52,016
Trusted and professional extension builder in Burgess Hill. Experienced in all extension buildering work and keeping within budget and on quote. Go...
From £51,872
Need an Extension Builder in Burgess Hill? MPS Home Improvements Ltd has been helping local clients (20 mile radius) with their extension builderin...
From £51,992
Experienced extension builder ready to quote for your work. Brighton Marina Hand Car Wash is the best extension builder in Burgess Hill. No obligat...

Mansard loft conversions range from the cheapest installation of £51,776 (M Wesley General Builder & Property Maintenance based in BN16) to the dearest of around £52,440 (Main Construction based in BN12).
While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.
Get quotes to install a mansard loft conversion in Burgess Hill by posting a job with HaMuch and we'll send it to extension builders in Burgess Hill.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Burgess Hill | £36 | £240 |
| Build A Mansard Loft Conversion near Haywards Heath | £35 | £256 |
| Build A Mansard Loft Conversion near Mid Sussex | £35 | £261 |
| Build A Mansard Loft Conversion near Brighton and Hove | £35 | £251 |
| Build A Mansard Loft Conversion near Brighton | £35 | £251 |
| Build A Mansard Loft Conversion near Shoreham-by-Sea | £36 | £250 |
| Build A Mansard Loft Conversion near Horsham | £38 | £265 |
| Build A Mansard Loft Conversion near Crawley | £38 | £255 |
| Build A Mansard Loft Conversion near Lancing | £37 | £251 |
| Build A Mansard Loft Conversion near East Grinstead | £37 | £259 |
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 - £17,547

Two storey extension - £88,071

Build a timber frame extension - £26,047

Build a swimming pool - £81,047

Single storey extension - £55,944

Side return extension - £42,031

Install an RSJ - £2,247

Outbuilding - £10,047

Build a Mansard loft conversion - £52,047

Loft conversion - £34,193

Build a kitchen extension - £42,047

Hip to gable loft conversion - £42,047

Granny annexe - £87,047

Garden office - £10,047

Convert a Garage - £16,047

Garage - £18,547

Build a flat roof extension - £22,047

Build a dormer loft conversion - £42,047

Concrete foundations - £6,297

Convert a bungalow loft - £29,047

Convert a basement - £38,031