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Experienced extension builder ready to quote for your work. Trad Roofing is the best extension builder in Alton. No obligation free quotes and many...
From £88,276
RP Superstructures was formed in 2011 by principals Gerry Budd and Pat Sheehan following the successful build of Gerry’s own house, using his mul...
From £88,120
Alton, GU34
Need an Extension Builder in Alton? A & J Roofing (Haslemere) Ltd has been helping local clients (20 mile radius) with their extension buildering j...
From £87,856
Vaughan Design and Development is an established extension buildering business in Alton. We come highly recommended and provide competitive quotes ...
From £88,156
Need to find an Extension Builder near you for all your extension buildering work?
360 CONSTRUCTION SURREY LTD provides a local, trusted ex...
From £89,248
John Shea
Experienced extension builder ready to quote for your work. CANADA BUILDERS & ROOFING LTD is the best extension builder in Alton. No obligation fre...
From £87,964
Relax... you have found a reliable extension builder in Alton. Design & Construction Support Ltd is a friendly and reliable company based in Alton ...
From £88,372
REPAIR CRAFT CONSTRUCTION is a trusted extension builder serving customers in Alton and the surrounding area. Contact us to today to get a competit...
From £88,300
Relax... you have found a reliable extension builder in Alton. RP Superstructures is a friendly and reliable company based in Alton who consider no...

Costs range from £87,856 (Vaughan Design and Development based in gu32) to £89,248 (CANADA BUILDERS & ROOFING LTD based in GU35), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to Alton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near East Hampshire | £38 | £258 |
| Two Storey Extension near Basingstoke | £39 | £274 |
| Two Storey Extension near Farnham | £41 | £276 |
| Two Storey Extension near Fleet | £41 | £270 |
| Two Storey Extension near Aldershot | £41 | £275 |
| Two Storey Extension near Waverley | £68 | £313 |
| Two Storey Extension near Basingstoke & Deane | £39 | £273 |
| Two Storey Extension near Ash Vale | £41 | £277 |
| Two Storey Extension near Farnborough | £41 | £272 |
| Two Storey Extension near Winchester | £39 | £283 |
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 - £17,686

Two storey extension - £88,280

Build a timber frame extension - £26,186

Build a swimming pool - £81,186

Single storey extension - £58,728

Side return extension - £43,597

Install an RSJ - £2,386

Outbuilding - £10,186

Build a Mansard loft conversion - £52,186

Loft conversion - £35,498

Build a kitchen extension - £42,186

Hip to gable loft conversion - £42,186

Granny annexe - £87,186

Garden office - £10,186

Convert a Garage - £16,186

Garage - £18,686

Build a flat roof extension - £22,186

Build a dormer loft conversion - £42,186

Concrete foundations - £6,436

Convert a bungalow loft - £29,186

Convert a basement - £39,597