Experienced extension builder ready to quote for your work. ALLIED BUILDING ASSOCIATES LTD is the best extension builder in CB22. No obligation fre...
Comprehensive, Intelligent Construction Service offering Domestic and Commercial Buildings, Barn, Basement and Loft Conversions, Renovation & Refur...
From £88,516
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,324
Trusted and professional extension builder in CB22. Experienced in all extension buildering work and keeping within budget and on quote. DEBRAY BUI...
From £87,904
TSN Consultants Ltd are here to help customers who need an Extension Builder in CB22. We offer a competitive rate to complete all your extension bu...

Costs range from £87,904 (TSN Consultants Ltd based in CB1) to £90,040 (ALLIED BUILDING ASSOCIATES LTD based in CB22), 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 CB22.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near South Cambridgeshire | £43 | £305 |
| Two Storey Extension near Cambridge | £38 | £271 |
| Two Storey Extension near Haverhill | £37 | £260 |
| Two Storey Extension near Biggleswade | £41 | £268 |
| Two Storey Extension near East Hertfordshire | £44 | £289 |
| Two Storey Extension near Letchworth | £44 | £283 |
| Two Storey Extension near St Neots | £51 | £318 |
| Two Storey Extension near Ely | £40 | £279 |
| Two Storey Extension near North Hertfordshire | £44 | £283 |
| Two Storey Extension near Bishop's Stortford | £42 | £264 |
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 - £17,948

Two storey extension - £88,672

Build a timber frame extension - £26,448

Build a swimming pool - £81,448

Single storey extension - £63,960

Side return extension - £46,540

Install an RSJ - £2,648

Outbuilding - £10,448

Build a Mansard loft conversion - £52,448

Loft conversion - £37,950

Build a kitchen extension - £42,448

Hip to gable loft conversion - £42,448

Granny annexe - £87,448

Garden office - £10,448

Convert a Garage - £16,448

Garage - £18,948

Build a flat roof extension - £22,448

Build a dormer loft conversion - £42,448

Concrete foundations - £6,698

Convert a bungalow loft - £29,448

Convert a basement - £42,540