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Select your affordable Somerset extension builder
S JOYCE BUILDING are here to help customers who need an Extension Builder in Somerset. We offer a competitive rate to complete all your extension b...
Relax... you have found a reliable extension builder in Somerset. ASHWIN CONSTRUCTION is a friendly and reliable company based in Somerset who cons...
BURNELL BUILDERS LTD is an established extension buildering business in Somerset. We come highly recommended and provide competitive quotes for you...
Trusted and professional extension builder in Somerset. Experienced in all extension buildering work and keeping within budget and on quote. CETH C...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
BEANACRE BUILDERS LTD are here to help customers who need an Extension Builder in Somerset. We offer a competitive rate to complete all your extens...
From £53,880
FAULKLAND CONSTRUCTION LTD are here to help customers who need an Extension Builder in Somerset. We offer a competitive rate to complete all your e...
From £54,200
M K J Construction Ltd are here to help customers who need an Extension Builder in Somerset. We offer a competitive rate to complete all your exten...
From £53,080
HOLBROOK CONSTRUCTION are here to help customers who need an Extension Builder in Somerset. We offer a competitive rate to complete all your extens...
From £103,640
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Keynsham | £33 | £251 |
| Single Storey Extension near Bath | £32 | £249 |
| Single Storey Extension near Kingswood | £34 | £257 |
| Single Storey Extension near Trowbridge | £34 | £266 |
| Single Storey Extension near Chippenham | £34 | £258 |
| Single Storey Extension near Yate | £34 | £263 |
| Single Storey Extension near South Gloucestershire | £34 | £260 |
| Single Storey Extension near Bristol | £33 | £255 |
| Single Storey Extension near Frome | £33 | £263 |
| Single Storey Extension near Clifton | £33 | £255 |
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 - £17,765

Two storey extension - £88,397

Build a timber frame extension - £26,265

Build a swimming pool - £81,265

Single storey extension - £60,296

Side return extension - £44,479

Install an RSJ - £2,465

Outbuilding - £10,265

Build a Mansard loft conversion - £52,265

Loft conversion - £36,233

Build a kitchen extension - £42,265

Hip to gable loft conversion - £42,265

Granny annexe - £87,265

Garden office - £10,265

Convert a Garage - £16,265

Garage - £18,765

Build a flat roof extension - £22,265

Build a dormer loft conversion - £42,265

Concrete foundations - £6,515

Convert a bungalow loft - £29,265

Convert a basement - £40,479