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We are small building company working for the residential and domestic properties? We work on all types of buildings creating Loft conversion and H...
J G BUILDING SERVICES is a trusted extension builder serving customers in CM17 and the surrounding area. Contact us to today to get a competitive q...
From £88,252
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,612
Prestige Construction & Building Services Ltd is a family-run business with over 30 years industry experience. We offer a Design and Build service ...
From £88,036
Need an Extension Builder in CM17? Loft in Space London has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
From £88,192
Trusted and professional extension builder in CM17. Experienced in all extension buildering work and keeping within budget and on quote. THE ROMAN ...
From £88,120
VIBE CONSTRUCTION LIMITED is an established extension buildering business in CM17. We come highly recommended and provide competitive quotes for yo...
From £88,528
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,252
Welstrong Construction is a team of friends and brothers who enjoy working in the building industry and aim to make sure every customer is fully sa...
From £87,760
Urban lofts and extensions ltd is an established extension buildering business in CM17. We come highly recommended and provide competitive quotes f...

Costs range from £87,760 (Urban lofts and extensions ltd based in cm20) to £92,728 (Essex loft extensions Ltd based in CM20), 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 CM17.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Harlow | £43 | £288 |
| Two Storey Extension near Hoddesdon | £46 | £296 |
| Two Storey Extension near Bishop's Stortford | £42 | £264 |
| Two Storey Extension near Ware | £47 | £296 |
| Two Storey Extension near Epping Forest | £44 | £274 |
| Two Storey Extension near Loughton | £44 | £273 |
| Two Storey Extension near Cheshunt | £48 | £285 |
| Two Storey Extension near Hertford | £46 | £290 |
| Two Storey Extension near East Hertfordshire | £44 | £289 |
| Two Storey Extension near Romford | £45 | £274 |
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 - £17,923

Two storey extension - £88,635

Build a timber frame extension - £26,423

Build a swimming pool - £81,423

Single storey extension - £63,464

Side return extension - £46,261

Install an RSJ - £2,623

Outbuilding - £10,423

Build a Mansard loft conversion - £52,423

Loft conversion - £37,718

Build a kitchen extension - £42,423

Hip to gable loft conversion - £42,423

Granny annexe - £87,423

Garden office - £10,423

Convert a Garage - £16,423

Garage - £18,923

Build a flat roof extension - £22,423

Build a dormer loft conversion - £42,423

Concrete foundations - £6,673

Convert a bungalow loft - £29,423

Convert a basement - £42,261