Mandala Building Services is a family-owned design and build maintenance company, encompassing everything from residential refurbishment to large-s...
Peter Rourke
Trusted and professional extension builder in Hatfield. Experienced in all extension buildering work and keeping within budget and on quote. Peter'...
Rafal Szczepanski
Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...
Homeland Building Ltd is a trusted extension builder serving customers in Hatfield and the surrounding area. Contact us to today to get a competiti...
Amarjeet Gill
Hatfield, AL10
Architecture and Construction all in one place.
FREE DRAWINGS for all projects we build.
At One Call Bathrooms we can tailor our service to provide a bespoke service to all Landlords and Management Agents that will guar...
Buyerz Trading is an established and experienced local extension builder in Hatfield. Please contact us for a free, no obligation quote and competi...
Are you looking for resin driveways in North London? We are a leading builder of driveways and patios in North London. We have expertise in various...
Trusted and professional extension builder in Hatfield. Experienced in all extension buildering work and keeping within budget and on quote. Advanc...
IC Builders have been helping customers in St Albans and the surrounding area by providing professional, trustworthy building services.We k...

Costs range from £87,796 (Advance Construction Solutions based in EN6) to £88,840 (Rafix Building based in EN4), 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 Hatfield.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Hatfield | £65 | £285 |
| Two Storey Extension near Welwyn Garden City | £42 | £269 |
| Two Storey Extension near Potters Bar | £43 | £273 |
| Two Storey Extension near St Albans | £63 | £289 |
| Two Storey Extension near Harpenden | £87 | £317 |
| Two Storey Extension near Hertford | £46 | £290 |
| Two Storey Extension near Borehamwood | £42 | £271 |
| Two Storey Extension near High Barnet | £43 | £272 |
| Two Storey Extension near Cheshunt | £48 | £285 |
| Two Storey Extension near Hoddesdon | £46 | £296 |
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 - £17,764

Two storey extension - £88,396

Build a timber frame extension - £26,264

Build a swimming pool - £81,264

Single storey extension - £60,280

Side return extension - £44,470

Install an RSJ - £2,464

Outbuilding - £10,264

Build a Mansard loft conversion - £52,264

Loft conversion - £36,225

Build a kitchen extension - £42,264

Hip to gable loft conversion - £42,264

Granny annexe - £87,264

Garden office - £10,264

Convert a Garage - £16,264

Garage - £18,764

Build a flat roof extension - £22,264

Build a dormer loft conversion - £42,264

Concrete foundations - £6,514

Convert a bungalow loft - £29,264

Convert a basement - £40,470