From £10,280
Member since August 2026
Relax... you have found a reliable extension builder in Chepping Wycombe. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in...
From £10,192
Need an Extension Builder in Chepping Wycombe? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs f...
From £10,280
Trusted and professional extension builder in Chepping Wycombe. Experienced in all extension buildering work and keeping within budget and on quote...
From £10,312
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,432
DP Services is a fully insured friendly local company which has been trading since 2002 and delivers high quality building work in domestic extensi...
From £10,304
Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...
From £10,424
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £9,920
NISUP BUILDING SERVICES Company specializes in the domestic and commercial building industry :1. Refurbishm...
From £10,432
Krystian Wojasiewicz is a trusted extension builder serving customers in Chepping Wycombe and the surrounding area. Contact us to today to get a co...
From £10,432
Platinum Electrics is a Branch off Platinum Premier Projects who deal in all types of construction projects. Platinum Electrics are based in London...

Outbuilding costs in Chepping Wycombe range from the cheapest of £9,920 (Nisup Building Services based in HA8) to the dearest of £10,432 (DP Services based in RG41), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in Chepping Wycombe by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Hazlemere | £40 | £272 |
| Outbuilding near High Wycombe | £39 | £272 |
| Outbuilding near Wycombe | £39 | £271 |
| Outbuilding near Maidenhead | £41 | £273 |
| Outbuilding near Gerrards Cross | £43 | £282 |
| Outbuilding near Chesham | £42 | £277 |
| Outbuilding near Slough | £42 | £272 |
| Outbuilding near Windsor & Maidenhead | £42 | £272 |
| Outbuilding near Rickmansworth | £42 | £278 |
| Outbuilding near Windsor | £41 | £271 |
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 - £17,801

Two storey extension - £88,451

Build a timber frame extension - £26,301

Build a swimming pool - £81,301

Single storey extension - £61,016

Side return extension - £44,884

Install an RSJ - £2,501

Outbuilding - £10,301

Build a Mansard loft conversion - £52,301

Loft conversion - £36,570

Build a kitchen extension - £42,301

Hip to gable loft conversion - £42,301

Granny annexe - £87,301

Garden office - £10,301

Convert a Garage - £16,301

Garage - £18,801

Build a flat roof extension - £22,301

Build a dormer loft conversion - £42,301

Concrete foundations - £6,551

Convert a bungalow loft - £29,301

Convert a basement - £40,884