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Gb construction
Gani Bush
Gb construction are here to help customers who need an Extension Builder in Croydon. We offer a competitive rate to complete all your extension bu...
"Build an outbuilding" - SOUTH NORWOOD, job posted 02/03/25
Aviemore Building Contractors Ltd
Experienced extension builder ready to quote for your work. Aviemore Building Contractors Ltd is the best extension builder in Croydon. No obligati...
"Loft conversion" - CROYDON, job posted 16/02/25
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.
"Loft conversion, 1 bedroom with en suite bathroom, remove chimney breast in the attic, and remove chimney breast in the bedroom." - CROYDON, job posted 29/09/24
Bhagtana & Co Construction
Croydon, CR0
Experienced extension builder ready to quote for your work. Bhagtana & Co Construction is the best extension builder in Croydon. No obligation free...
"Loft conversion or ground floor extension" - CR2, job posted 21/03/24
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...
"Loft conversion to be done" - CROYDON, job posted 25/02/24
Howland Building Services
Croydon, CR0
Need to find an Extension Builder near you for all your extension buildering work?
Howland Building Services provides a local, trusted exte...
"Loft conversion" - CROYDON, job posted 06/01/24
Tracos
Experienced extension builder ready to quote for your work. Tracos is the best extension builder in Croydon. No obligation free quotes and many hap...
Total Construction
Croydon, CR0
Total Construction is an established extension buildering business in Croydon. We come highly recommended and provide competitive quotes for your w...
Apex DIY
Need to find an Extension Builder near you for all your extension buildering work?
Apex DIY provides a local, trusted extension buildering ...
ACA Aspvm group ltd
Alfred Marku
Croydon, CR0
Need to find an Extension Builder near you for all your extension buildering work?
ACA Aspvm group ltd provides a local, trusted extension ...
BK Building Services
BK Building Services is a trusted extension builder serving customers in Croydon and the surrounding area. Contact us to today to get a competitive...
Santa Cruze Builders
Andrew Blake
Santa Cruze Builders are here to help customers who need an Extension Builder in Croydon. We offer a competitive rate to complete all your extensio...
Skim King
Experienced extension builder ready to quote for your work. Skim King is the best extension builder in Croydon. No obligation free quotes and many ...
IK Builders
Croydon, CR0
IK Builders is an established extension buildering business in Croydon. We come highly recommended and provide competitive quotes for your work.
£38/hr
£241/day
SWS BUILDERS
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£21/hr
£187/day
Cnl Construction Ltd
Croydon, CR0
Need to find an Extension Builder near you for all your extension buildering work?
Cnl Construction Ltd provides a local, trusted extension...
£40/hr
£253/day
Wisebirds Builders
Nathanael Grosvenor
Wisebirds Builders is an established extension buildering business in Croydon. We come highly recommended and provide competitive quotes for your w...
£43/hr
£273/day
J K Carpentry & Building
Jack Kentfield
Croydon, CR0
Experienced extension builder ready to quote for your work. J K Carpentry & Building is the best extension builder in Croydon. No obligation free q...
£45/hr
£278/day
GDH Building & Roofing Services
Our building services company GDH Building & Roofing Services have thirty five years’ experience and have been helping customers in Croydon and t...
£49/hr
£305/day
Albu Renovations
Croydon Surrey, CR0
Upgrade Your Home with ALBU RENOVATIONS!For 15 years, we've been a trusted source of expert renovation and finishing services in South Lond...
Quickly find an Extension Builder in Croydon
Use these steps to find Extension Builders in Croydon for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Croydon. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local Croydon Extension Builders or phone them directly - you’re in control!
Local Extension Builders in London Boroughs
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 - £26,136

Garden office - £10,136

Granny annexe - £87,136

Build a flat roof extension - £22,136

Convert a Garage - £16,136

Hip to gable loft conversion - £42,136

Convert a bungalow loft - £29,136

Build a dormer loft conversion - £42,136

Build a swimming pool - £81,136

Build a Mansard loft conversion - £52,136

Concrete foundations - £6,386

Underpin a building - £17,636

Two storey extension - £88,204

Convert a basement - £39,030

Side return extension - £43,030

Loft conversion - £35,025

Garage - £18,636

Single storey extension - £57,720

Outbuilding - £10,136

Install an RSJ - £2,336

Build a kitchen extension - £42,136
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