From £40,380
Southend-on-Sea, SS2
Need an Extension Builder in Southend-on-sea? Essex Building Solutions has been helping local clients (20 mile radius) with their extension builder...
From £37,230
Anglian Preservation is an established and experienced local extension builder in Southend-on-sea. Please contact us for a free, no obligation quot...
From £39,390
Need to find an Extension Builder near you for all your extension buildering work?
Wrights Building Services provides a local, trusted exte...
From £37,860
Providing property maintenance, refurbishments, kitchens and bathrooms in the South East and South West of England.We are able to undertake...
From £35,790
Livinston & Son Ltd are here to help customers who need an Extension Builder in Southend-on-sea. We offer a competitive rate to complete all your e...
From £39,210
Experienced extension builder ready to quote for your work. House Q Ltd is the best extension builder in Southend-on-sea. No obligation free quotes...
From £37,500
Need an Extension Builder in Southend-on-sea? Castle Point Construction has been helping local clients (20 mile radius) with their extension builde...
From £34,980
Relax... you have found a reliable extension builder in Southend-on-sea. Old2New Projects is a friendly and reliable company based in Southend-on-s...
From £35,880
Experienced extension builder ready to quote for your work. FILO interiors is the best extension builder in Southend-on-sea. No obligation free quo...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in Southend-on-sea by posting a job with HaMuch and we will send it to extension builders in Southend-on-sea.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Southend-on-Sea | £37 | £247 |
| Convert A Basement near Thundersley | £38 | £251 |
| Convert A Basement near Rayleigh | £39 | £252 |
| Convert A Basement near Canvey Island | £39 | £256 |
| Convert A Basement near Wickford | £39 | £255 |
| Convert A Basement near Basildon | £39 | £251 |
| Convert A Basement near Stanford-le-Hope | £40 | £254 |
| Convert A Basement near Billericay | £38 | £248 |
| Convert A Basement near Gillingham | £39 | £253 |
| Convert A Basement near Maldon | £36 | £244 |
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 - £17,489

Two storey extension - £87,983

Build a timber frame extension - £25,989

Build a swimming pool - £80,989

Single storey extension - £54,776

Side return extension - £41,374

Install an RSJ - £2,189

Outbuilding - £9,989

Build a Mansard loft conversion - £51,989

Loft conversion - £33,645

Build a kitchen extension - £41,989

Hip to gable loft conversion - £41,989

Granny annexe - £86,989

Garden office - £9,989

Convert a Garage - £15,989

Garage - £18,489

Build a flat roof extension - £21,989

Build a dormer loft conversion - £41,989

Concrete foundations - £6,239

Convert a bungalow loft - £28,989

Convert a basement - £37,374