
Extensionbuilder4u is listed for house extension and home extensions work at SincKot House, 211 Station Rd, London, Harrow HA1 2TP. Its base sits on Station Road in Harrow, with postcode HA1 2TP.
Every job below can be priced from this page. The ranges are what London homes typically pay, from Locufy's price guides. Extensionbuilder4u confirms the exact figure in a written quote — asking is free, with no obligation.



Typical prices from Locufy's UK 2026 price guides — each guide explains what the job involves and what moves the price. Rendering and insulation installer are also offered, priced on survey.

Extensionbuilder4u is listed for house extension and home extensions work at SincKot House, 211 Station Rd, London, Harrow HA1 2TP. Its base sits on Station Road in Harrow, with postcode HA1 2TP.
You can ask for a written price on any building job from this page — an extension, a kitchen refit, a roof that leaks — and compare it with other London builders if you want to.
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Based in London, Extensionbuilder4u works across the city and about 15 km around it.
Extensionbuilder4u is listed for house extension and home extensions, with house extension as its lead service.
SincKot House, 211 Station Rd, London, Harrow HA1 2TP is the address, on Station Road in Harrow.
Yes, you can ring Extensionbuilder4u by phone, and its number is listed.
No online booking is listed for Extensionbuilder4u, so arrangements are made by phone.
Neha Kapoor is 0.5 km away in Harrow, Anderson Design Solutions Ltd is 0.6 km away in Harrow, and Opus Builders - Design, Build & Renovate is 0.6 km away in Harrow.
You can compare it with other London builders too.
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