From £42,432
Relax... you have found a reliable extension builder in RH4. Atp Building Services is a friendly and reliable company based in RH4 who consider no ...
From £41,912
Experienced extension builder ready to quote for your work. Mole Valley Builders is the best extension builder in RH4. No obligation free quotes an...
From £42,168
Established in 2013, Mole Valley Builders is a family-owned, independent building company. Our team shares more than 40 years of industry experienc...
From £42,480
Stovetech Surrey are professional installers of multi-fuel and wood burning stoves.We are OFTEC registered ensuring that all of our work co...
From £42,408
Garage Door Repairs is an established extension buildering business in RH4. We come highly recommended and provide competitive quotes for your work...
From £42,144
Surrey Hills Construction is an established and experienced local extension builder in RH4. Please contact us for a free, no obligation quote and c...
From £42,528
Founded in 2011 by Clive Bordoli and Jim Kelting, we set out to form and lead a team of tradesmen who could share our work ethic and attention to d...
From £42,128
Need an Extension Builder in RH4? Albany Roofing & Guttering has been helping local clients (10 mile radius) with their extension buildering jobs f...
From £42,400
Please visit our web site at for full detailed photos of previous projects and clients testimonials.
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In RH4, prices for dormer loft conversions range from £41,912 (Mole Valley Builders based in RH5) to £42,528 (Surrey Hills Construction based in RH5), 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 RH4. 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 Great Bookham | £42 | £281 |
| Build A Dormer Loft Conversion near Reigate | £40 | £270 |
| Build A Dormer Loft Conversion near Tadworth | £41 | £271 |
| Build A Dormer Loft Conversion near Reigate & Banstead | £41 | £271 |
| Build A Dormer Loft Conversion near Epsom | £43 | £274 |
| Build A Dormer Loft Conversion near Redhill | £41 | £269 |
| Build A Dormer Loft Conversion near Horley | £38 | £258 |
| Build A Dormer Loft Conversion near Ewell | £43 | £274 |
| Build A Dormer Loft Conversion near Esher | £43 | £274 |
| Build A Dormer Loft Conversion near Elmbridge | £43 | £277 |
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 - £17,766

Two storey extension - £88,400

Build a timber frame extension - £26,266

Build a swimming pool - £81,266

Single storey extension - £60,328

Side return extension - £44,497

Install an RSJ - £2,466

Outbuilding - £10,266

Build a Mansard loft conversion - £52,266

Loft conversion - £36,248

Build a kitchen extension - £42,266

Hip to gable loft conversion - £42,266

Granny annexe - £87,266

Garden office - £10,266

Convert a Garage - £16,266

Garage - £18,766

Build a flat roof extension - £22,266

Build a dormer loft conversion - £42,266

Concrete foundations - £6,516

Convert a bungalow loft - £29,266

Convert a basement - £40,497