From £56,600
We are a family run business with over 30 years experience in the roofing industry. We pride ourselves on our high standards of workmanship and cus...
From £53,880
Top Form Construction are here to help customers who need an Extension Builder in ME5. We offer a competitive rate to complete all your extension b...
From £53,400
DG Building Services Kent Limited is an established and experienced local extension builder in ME5. Please contact us for a free, no obligation quo...
From £59,000
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £52,280
G J Roofing Services is an established and experienced local extension builder in ME5. Please contact us for a free, no obligation quote and compet...
From £54,200
M K Builders Medway Ltd is an established extension buildering business in ME5. We come highly recommended and provide competitive quotes for your ...
From £54,520
Freeman V & Co are here to help customers who need an Extension Builder in ME5. We offer a competitive rate to complete all your extension builderi...
From £50,520
Relax... you have found a reliable extension builder in ME5. Carey Property Development Ltd is a friendly and reliable company based in ME5 who con...
From £53,080
Zeppelin Construction Ltd is a construction company based in Gillingham, Kent. We offer a wide range of construction services to both domestic and ...

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Rochester | £34 | £220 |
| Single Storey Extension near Chatham | £34 | £220 |
| Single Storey Extension near Gillingham | £34 | £219 |
| Single Storey Extension near Larkfield | £36 | £224 |
| Single Storey Extension near Maidstone | £36 | £226 |
| Single Storey Extension near Gravesend | £35 | £227 |
| Single Storey Extension near Sittingbourne | £31 | £217 |
| Single Storey Extension near Northfleet | £35 | £227 |
| Single Storey Extension near Canvey Island | £34 | £224 |
| Single Storey Extension near Stanford-le-Hope | £35 | £222 |
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 - £17,505

Two storey extension - £88,007

Build a timber frame extension - £26,005

Build a swimming pool - £81,005

Single storey extension - £55,096

Side return extension - £41,554

Install an RSJ - £2,205

Outbuilding - £10,005

Build a Mansard loft conversion - £52,005

Loft conversion - £33,795

Build a kitchen extension - £42,005

Hip to gable loft conversion - £42,005

Granny annexe - £87,005

Garden office - £10,005

Convert a Garage - £16,005

Garage - £18,505

Build a flat roof extension - £22,005

Build a dormer loft conversion - £42,005

Concrete foundations - £6,255

Convert a bungalow loft - £29,005

Convert a basement - £37,554