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UNIVERSAL CONSTRUCTION
Relax... you have found a reliable extension builder in Hartley. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in Hartley who con...
"Looking to convert our loft into a room, end of terraced house." - DA2, job posted 04/03/25
SD Build
Need an Extension Builder in Hartley? SD Build has been helping local clients (10 mile radius) with their extension buildering jobs for many years....
"Need an electrical certificate please for building control can hasiff from fix 21 contact me pleaae" - DA12, job posted 16/11/24
FLEX CONSTRUCTION LIMITED
Joe
FLEX CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your ext...
"Single storey Kitchen extension 4-6m" - DA1, job posted 24/08/24
The England Team
The England Team is an established extension buildering business in Hartley. We come highly recommended and provide competitive quotes for your wor...
C & B Multi-Trader
C & B Multi-Trader is an established extension buildering business in Hartley. We come highly recommended and provide competitive quotes for your w...
JPRMS Ltd
Relax... you have found a reliable extension builder in Hartley. JPRMS Ltd is a friendly and reliable company based in Hartley who consider no job ...
CIA Construction Limited
Experienced extension builder ready to quote for your work. CIA Construction Limited is the best extension builder in Hartley. No obligation free q...
Hyde Building Ltd
Lee
Hyde Building Ltd are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your extension b...
AF Renovations LTD
AF Renovations LTD is an established and experienced local extension builder in Hartley. Please contact us for a free, no obligation quote and comp...
Ikonic Developments Limited
Ikonic Developments Limited are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your e...
CLEAN ROOM CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Hartley. CLEAN ROOM CONSTRUCTION LTD is a friendly and reliable company based in Hartley wh...
Amberly Builders
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
L A CONSTRUCTION LIMITED
L A CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your exte...
Kaizer Berg Ltd
Kaizer Berg Ltd is an established and experienced local extension builder in Hartley. Please contact us for a free, no obligation quote and competi...
PALMERS BUILDERS LIMITED
Trusted and professional extension builder in Hartley. Experienced in all extension buildering work and keeping within budget and on quote. PALMERS...
GM BUILDING SERVICES
GM BUILDING SERVICES are here to help customers who need an Extension Builder in Hartley. We offer a competitive rate to complete all your extensio...
PCO BUILDING SERVICES
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Radiant Homes
Hamel Patel
Relax... you have found a reliable extension builder in Hartley. Radiant Homes is a friendly and reliable company based in Hartley who consider no ...
£40/hr
£251/day
OAK BUILDERS
OAK BUILDERS is a trusted extension builder serving customers in Hartley and the surrounding area. Contact us to today to get a competitive quote f...
£46/hr
£293/day
Sunley Projects
Sunley Projects is a trusted extension builder serving customers in Hartley and the surrounding area. Contact us to today to get a competitive quot...
Compare Hartley extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Northfleet | £41 | £261 |
| Extension Builders near Gravesend | £40 | £260 |
| Extension Builders near Dartford | £41 | £265 |
| Extension Builders near Grays | £41 | £261 |
| Extension Builders near Chafford Hundred | £41 | £261 |
| Extension Builders near Thurrock | £41 | £260 |
| Extension Builders near Bexley | £42 | £265 |
| Extension Builders near Rochester | £39 | £254 |
| Extension Builders near Larkfield | £41 | £253 |
| Extension Builders near South Ockendon | £42 | £264 |
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,120

Garden office - £10,120

Granny annexe - £87,120

Build a flat roof extension - £22,120

Convert a Garage - £16,120

Hip to gable loft conversion - £42,120

Convert a bungalow loft - £29,120

Build a dormer loft conversion - £42,120

Build a swimming pool - £81,120

Build a Mansard loft conversion - £52,120

Concrete foundations - £6,370

Underpin a building - £17,620

Two storey extension - £88,180

Convert a basement - £38,850

Side return extension - £42,850

Loft conversion - £34,875

Garage - £18,620

Single storey extension - £57,400

Outbuilding - £10,120

Install an RSJ - £2,320

Build a kitchen extension - £42,120
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