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Robert Buci
Buci builders ltd is a trusted extension builder serving customers in SE21 and the surrounding area. Contact us to today to get a competitive quote...
John Mcdonagh
Watch our short video highlighting all our expertise and services here:
more than 10 y...
Vasi J
London, SE21
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 is a trusted extension builder serving customers in SE21 and the surrounding area. Contact us to today to get a co...
Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in SE21. No obligation free quotes and ...
Trusted and professional extension builder in SE21. Experienced in all extension buildering work and keeping within budget and on quote. Vidanov Bu...
Quality Carpentry is a trusted extension builder serving customers in SE21 and the surrounding area. Contact us to today to get a competitive quote...
Complete Construction London Limited is a trusted extension builder serving customers in SE21 and the surrounding area. Contact us to today to get ...
From £42,024
Relax... you have found a reliable extension builder in SE21. Exquisite Touch is a friendly and reliable company based in SE21 who consider no job ...
From £42,432
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...

Kitchen extensions in SE21 range from the cheapest of £41,984 (RCB Group Design & Build based in SE21) to the dearest of £43,024 (Buci builders ltd based in SE27), but these are just estimates based on our database of hourly and daily rates from tradespeople across the country.
The best way to get an accurate price for your kitchen extension is to get actual quotes. Post your job on HaMuch now and we'll send it to extension builders in SE21.
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.

Underpin a building - £17,726

Two storey extension - £88,338

Build a timber frame extension - £26,226

Build a swimming pool - £81,226

Single storey extension - £59,512

Side return extension - £44,038

Install an RSJ - £2,426

Outbuilding - £10,226

Build a Mansard loft conversion - £52,226

Loft conversion - £35,865

Build a kitchen extension - £42,226

Hip to gable loft conversion - £42,226

Granny annexe - £87,226

Garden office - £10,226

Convert a Garage - £16,226

Garage - £18,726

Build a flat roof extension - £22,226

Build a dormer loft conversion - £42,226

Concrete foundations - £6,476

Convert a bungalow loft - £29,226

Convert a basement - £40,038