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Buci builders ltd
Robert Buci
Buci builders ltd is a trusted extension builder serving customers in Brixton and the surrounding area. Contact us to today to get a competitive qu...
"A 8 meter by 1 story high wall to removed clear way and rebuild" - SW4, job posted 18/08/25
RCB Group Design & Build
Vasi J
No Call out charges!
All Jobs Fully Insured and Guaranteed !!!
All aspects of Plumbing, Heating and Drains....
..."I am very pleased with the work carried out. All very clear and transparent." - ROMFORD,reviewed 10/01/18, KELLY
PW Construction & Renovation Ltd
PW Construction & Renovation Ltd is a trusted extension builder serving customers in Brixton and the surrounding area. Contact us to today to get a...
"To divide a room" - SW2, job posted 08/07/25
D & G Building & Decorating
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Brixton. No obligation fre...
"Extension to lower ground area." - SW9, job posted 28/03/25
PRM BUILDING
Relax... you have found a reliable extension builder in Brixton. PRM BUILDING is a friendly and reliable company based in Brixton who consider no j...
"Single storey extension" - BALHAM, job posted 26/02/25
Vidanov Building Services
Trusted and professional extension builder in Brixton. Experienced in all extension buildering work and keeping within budget and on quote. Vidanov...
"Two storey extension" - HERNE HILL, job posted 12/01/25
Building and Plastering Solution
Peter Cesma
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
"Reconstructed full House" - DULWICH, job posted 16/05/24
R C BUILDER
R C BUILDER is a trusted extension builder serving customers in Brixton and the surrounding area. Contact us to today to get a competitive quote fo...
Astraway Construction Ltd.
Raymond Zmuda
Trusted and professional extension builder in Brixton. Experienced in all extension buildering work and keeping within budget and on quote. Astrawa...
Quality Carpentry
Brixton, SW2
Quality Carpentry is a trusted extension builder serving customers in Brixton and the surrounding area. Contact us to today to get a competitive qu...
Complete Construction London Limited
Complete Construction London Limited is a trusted extension builder serving customers in Brixton and the surrounding area. Contact us to today to g...
BUILD TEAM
Need to find an Extension Builder near you for all your extension buildering work?
BUILD TEAM provides a local, trusted extension builderin...
£40/hr
£253/day
Exquisite Touch
Relax... you have found a reliable extension builder in Brixton. Exquisite Touch is a friendly and reliable company based in Brixton who consider n...
£41/hr
£255/day
Interior Space Solutions Ltd
Interior Space Solutions Ltd (Trading as Loft Concept ) are a trustworthy and reliable company that undertake Loft Conversion and Kitchen Extension...
£45/hr
£282/day
M. Watkins and Sons Ltd
M. Watkins and Sons Ltd is an established and experienced local extension builder in Brixton. Please contact us for a free, no obligation quote and...
£50/hr
£312/day
Loran Design and Build Ltd
Our building services company Loran Design and Build Ltd was established in 2020 but have been providing customers in Clapham and the surrounding a...
£48/hr
£307/day
South London Conversions Ltd
Relax... you have found a reliable extension builder in Brixton. South London Conversions Ltd is a friendly and reliable company based in Brixton w...
£41/hr
£256/day
Damian Szlema Construction LTD
Need to find an Extension Builder near you for all your extension buildering work?
Damian Szlema Construction LTD provides a local, trusted...
£46/hr
£289/day
Studio Such
Design and Build - Specialising in home restoration, extension, kitchen design, bespoke joinery and furniture sourcing
£39/hr
£245/day
VECTRA BUILDING SERVICES LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Quickly find an Extension Builder in Brixton
Use these steps to find Extension Builders in Brixton for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Brixton. 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 Brixton 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 - £26,192

Garden office - £10,192

Granny annexe - £87,192

Build a flat roof extension - £22,192

Convert a Garage - £16,192

Hip to gable loft conversion - £42,192

Convert a bungalow loft - £29,192

Build a dormer loft conversion - £42,192

Build a swimming pool - £81,192

Build a Mansard loft conversion - £52,192

Concrete foundations - £6,442

Underpin a building - £17,692

Two storey extension - £88,288

Convert a basement - £39,660

Side return extension - £43,660

Loft conversion - £35,550

Garage - £18,692

Single storey extension - £58,840

Outbuilding - £10,192

Install an RSJ - £2,392

Build a kitchen extension - £42,192
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