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GDW Construction
Relax... you have found a reliable extension builder in Surrey. GDW Construction is a friendly and reliable company based in Surrey who consider no...
"Single storey extension" - COULSDON, job posted 17/07/26
Imq
Rob Mcmahon
Imq is a trusted extension builder serving customers in Surrey and the surrounding area. Contact us to today to get a competitive quote for extensi...
"Two storey extension" - RH1, job posted 31/01/26
Gb construction
Gani Bush
Gb construction are here to help customers who need an Extension Builder in Surrey. We offer a competitive rate to complete all your extension bui...
"RSJ installation also I will need help with the cost of theses below IRS extension either the following measurements. L-3m w-3.5m H-Item Site Preparation Groundworks & Foundations Floor Construction Superstructure Roof Construction Windows and External Doors Internal Works Electrical ..." - CR3, job posted 08/11/25
£80/hr
£400/day
Banga Decoration
Sebastian Banga
Member since August 2025
Banga decoration. Is Base in south London for number of year Banga decoration is a small company. Wich provide an excellent job to the custom...
"Side return extension" - COULSDON, job posted 04/10/25
D & R Roofing & Loft Conversions, Building & Design
Relax... you have found a reliable extension builder in Surrey. D & R Roofing & Loft Conversions, Building & Design is a friendly and reliable comp...
"Loft conversion" - CR2, job posted 30/06/25
Hilton building contractors ltd
Hilton building contractors ltd is a trusted extension builder serving customers in Surrey and the surrounding area. Contact us to today to get a c...
"Side return extension" - COULSDON, job posted 17/05/25
Amazing Space Design and Build Ltd.
Relax... you have found a reliable extension builder in Surrey. Amazing Space Design and Build Ltd. is a friendly and reliable company based in Sur...
"Kitchen extension" - SURREY, job posted 23/04/25
Masters Property Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Side return extension" - COULSDON, job posted 19/04/25
J Stevens Roofing & Guttering
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Extension builder for my home" - CR0, job posted 07/10/24
L M G Building Services (London) Ltd
Relax... you have found a reliable extension builder in Surrey. L M G Building Services (London) Ltd is a friendly and reliable company based in Su...
"Loft conversion or ground floor extension" - CR2, job posted 21/03/24
Aviemore Building Contractors Ltd
Experienced extension builder ready to quote for your work. Aviemore Building Contractors Ltd is the best extension builder in Surrey. No obligatio...
QC11 LTD
Vas OPetrov
QC11 LTD are here to help customers who need an Extension Builder in Surrey. We offer a competitive rate to complete all your extension buildering ...
SMC Property Maintenance
Relax... you have found a reliable extension builder in Surrey. SMC Property Maintenance is a friendly and reliable company based in Surrey who con...
Oaksure Construction
Stuart Bogazzi
Working as a builder for over 20 years now.
Family run business
Can sort any problem out and help build your dreams.
Bhagtana & Co Construction
Experienced extension builder ready to quote for your work. Bhagtana & Co Construction is the best extension builder in Surrey. No obligation free ...
QUANTIC BUILDING SERVICES LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
D B Jones Builder
Trusted and professional extension builder in Surrey. Experienced in all extension buildering work and keeping within budget and on quote. D B Jone...
REIGATE MARBLE SHOP
ALBANA PERANA
The Reigate Marble Shop LTD.
Established in 2005, The Reigate Marble Shop...
S C H BUILDING SERVICES
Need to find an Extension Builder near you for all your extension buildering work?
S C H BUILDING SERVICES provides a local, trusted extens...
VDL Construction Ltd
Need to find an Extension Builder near you for all your extension buildering work?
VDL Construction Ltd provides a local, trusted extension...
Compare Surrey extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Caterham | £43 | £271 |
| Extension Builders near Redhill | £41 | £269 |
| Extension Builders near Reigate & Banstead | £41 | £271 |
| Extension Builders near Croydon | £42 | £267 |
| Extension Builders near Reigate | £40 | £270 |
| Extension Builders near Tadworth | £41 | £271 |
| Extension Builders near Sutton | £43 | £274 |
| Extension Builders near Epsom | £44 | £275 |
| Extension Builders near Ewell | £44 | £275 |
| Extension Builders near Horley | £38 | £258 |
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 - £26,176

Garden office - £10,176

Granny annexe - £87,176

Build a flat roof extension - £22,176

Convert a Garage - £16,176

Hip to gable loft conversion - £42,176

Convert a bungalow loft - £29,176

Build a dormer loft conversion - £42,176

Build a swimming pool - £81,176

Build a Mansard loft conversion - £52,176

Concrete foundations - £6,426

Underpin a building - £17,676

Two storey extension - £88,264

Convert a basement - £39,480

Side return extension - £43,480

Loft conversion - £35,400

Garage - £18,676

Single storey extension - £58,520

Outbuilding - £10,176

Install an RSJ - £2,376

Build a kitchen extension - £42,176
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