Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in HP5. GURNEY CONSTRUCTION is a friendly and reliable company based in HP5 who consider no jo...
From £88,312
Relax... you have found a reliable extension builder in HP5. M P TIMLIN (CONSTRUCTION) LTD is a friendly and reliable company based in HP5 who cons...
From £88,036
Trusted and professional extension builder in HP5. Experienced in all extension buildering work and keeping within budget and on quote. ALEXANDER C...
From £88,264
Beech is an established and experienced local extension builder in HP5. Please contact us for a free, no obligation quote and competitive rates. Co...
From £88,528
Distinct Build Ltd. has been built purely on referrals. We care about our client's ideas and needs and work tirelessly to deliver their dreams.
...From £88,348
Our building services company Headline Construction Ltd have twenty years experience and have been helping customers in Berkhamstead, Milton Keynes...

Costs range from £88,036 (ALEXANDER CONSTRUCTION based in HP5) to £88,624 (GURNEY CONSTRUCTION based in HP5), 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 HP5.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Chesham | £42 | £277 |
| Two Storey Extension near Berkhamsted | £41 | £263 |
| Two Storey Extension near Dacorum | £42 | £269 |
| Two Storey Extension near Hemel Hempstead | £42 | £270 |
| Two Storey Extension near Hazlemere | £40 | £272 |
| Two Storey Extension near Rickmansworth | £42 | £278 |
| Two Storey Extension near Gerrards Cross | £43 | £282 |
| Two Storey Extension near High Wycombe | £39 | £272 |
| Two Storey Extension near Watford | £43 | £278 |
| Two Storey Extension near Wycombe | £40 | £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 - £17,742

Two storey extension - £88,363

Build a timber frame extension - £26,242

Build a swimming pool - £81,242

Single storey extension - £59,846

Side return extension - £44,226

Install an RSJ - £2,442

Outbuilding - £10,242

Build a Mansard loft conversion - £52,242

Loft conversion - £36,021

Build a kitchen extension - £42,242

Hip to gable loft conversion - £42,242

Granny annexe - £87,242

Garden office - £10,242

Convert a Garage - £16,242

Garage - £18,742

Build a flat roof extension - £22,242

Build a dormer loft conversion - £42,242

Concrete foundations - £6,492

Convert a bungalow loft - £29,242

Convert a basement - £40,226