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Buci builders ltd
Robert Buci
Buci builders ltd is a trusted extension builder serving customers in Dulwich and the surrounding area. Contact us to today to get a competitive qu...
"To divide a room" - SW2, job posted 08/07/25
Greens Gardening & Landscape Property Maintenance
John Mcdonagh
Watch our short video highlighting all our expertise and services here:
more than 10 y...
"Two storey extension" - HERNE HILL, job posted 12/01/25
RCB Group Design & Build
Vasi J
No Call out charges!
All Jobs Fully Insured and Guaranteed !!!
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..."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 Dulwich and the surrounding area. Contact us to today to get a...
"Side return extension" - SE26, job posted 04/08/24
The Perfectionist
Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in Dulwich. No obligation free quotes a...
"Reconstructed full House" - DULWICH, job posted 16/05/24
Vidanov Building Services
Trusted and professional extension builder in Dulwich. Experienced in all extension buildering work and keeping within budget and on quote. Vidanov...
Quality Carpentry
Quality Carpentry is a trusted extension builder serving customers in Dulwich 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 Dulwich and the surrounding area. Contact us to today to g...
£40/hr
£253/day
Exquisite Touch
Relax... you have found a reliable extension builder in Dulwich. Exquisite Touch is a friendly and reliable company based in Dulwich who consider n...
£49/hr
£304/day
Universal Plastering Ltd
We are a family run local business that was founded in 2007. Universal Plastering Ltd provides a wide variety of building and plastering services i...
£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
£37/hr
£235/day
FRIERN BUILDING LTD
FRIERN BUILDING LTD is an established extension buildering business in Dulwich. We come highly recommended and provide competitive quotes for your ...
£45/hr
£284/day
BERNARD CONSTRUCTION LTD
BERNARD CONSTRUCTION LTD are here to help customers who need an Extension Builder in Dulwich. We offer a competitive rate to complete all your exte...
£42/hr
£266/day
All Trades Builders
Need to find an Extension Builder near you for all your extension buildering work?
All Trades Builders provides a local, trusted extension ...
£41/hr
£260/day
Atelier 10
Atelier 10 are here to help customers who need an Extension Builder in Dulwich. We offer a competitive rate to complete all your extension builderi...
£47/hr
£298/day
RM Building (London) Ltd
Trusted and professional extension builder in Dulwich. Experienced in all extension buildering work and keeping within budget and on quote. RM Buil...
£41/hr
£260/day
CHRIS BALL & SON ROOFING LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£44/hr
£277/day
Create Bespoke
Create Bespoke is a team of design and build experts, specialising in bespoke and luxury finishes. Your vision is at the heart of our process. Thro...
£50/hr
£313/day
babar Jeweler Shop
Dulwich Kent, SE21
Business Email:info@ Glazing & Boarding With local glaziers available 24 hours a day, 7 days a week we...
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Use these steps to find Extension Builders in Dulwich for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Dulwich. 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 Dulwich Extension Builders or phone them directly - you’re in control!
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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 - £26,184

Garden office - £10,184

Granny annexe - £87,184

Build a flat roof extension - £22,184

Convert a Garage - £16,184

Hip to gable loft conversion - £42,184

Convert a bungalow loft - £29,184

Build a dormer loft conversion - £42,184

Build a swimming pool - £81,184

Build a Mansard loft conversion - £52,184

Concrete foundations - £6,434

Underpin a building - £17,684

Two storey extension - £88,276

Convert a basement - £39,570

Side return extension - £43,570

Loft conversion - £35,475

Garage - £18,684

Single storey extension - £58,680

Outbuilding - £10,184

Install an RSJ - £2,384

Build a kitchen extension - £42,184
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