Extensionbuilder4u
Call +44 20 3633 5877Get a free quoteListed byLocufy
Building contractor · London

Extensionbuilder4u — builders in London

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.

23services listed
Londonarea
23 servicestypical London prices shown
London & 15 kmHarrow, Watford, Hayes, Wembley…
Free written quotesno obligation, nothing to pay
Services & prices

What Extensionbuilder4u does — and what it typically costs in London

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.

Building & extensions

BuilderGeneral building work
£180–400per dayprice guide →
House extensionSingle or two-storey
£1,800–4,000per m²price guide →
Loft conversionAttic into a usable room
£30,000–95,000per projectprice guide →
Garage conversionGarage into living space
£10,000–30,000per projectprice guide →
Conservatory installerSupplied and built
£8,500–32,000per projectprice guide →
BricklayerWalls, piers and repairs
£200–380per dayprice guide →
GroundworksFoundations, drainage and levels
£2,500–15,000per projectprice guide →

Kitchens, bathrooms & interiors

Kitchen fitterUnits, worktops and appliances
£6,000–25,000per kitchenprice guide →
Bathroom fitterStrip out and full refit
£4,000–15,000per bathroomprice guide →
Wet room installerTanked and fully tiled
£5,000–15,000per roomprice guide →
TilerFloors and walls
£30–100per m²price guide →
PlastererSkimming and patch repairs
£200–700per roomprice guide →
Carpenter & joinerDoors, frames and fitted joinery
£180–400per dayprice guide →
Flooring installerWood, laminate and vinyl
£18–70per m²price guide →

Roofs, walls & windows

RooferPitched roofs and repairs
£150–2,000per jobprice guide →
Flat roofingFelt, rubber and fibreglass
£1,200–6,500per roofprice guide →
Roof repairSlipped slates and leaks
£150–1,000per repairprice guide →
Guttering installationNew gutters and downpipes
£400–1,600per jobprice guide →
Fascias & soffitsReplace rotten timber boards
£1,400–4,500per jobprice guide →
Window & double glazing installerSupplied and fitted
£350–1,500per windowprice guide →
Damp proofingSurvey and treatment
£500–4,000per jobprice guide →

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.

Get a free quoteCall +44 20 3633 5877Your details go only to Extensionbuilder4u.
About

About Extensionbuilder4u

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.

At a glance

Trade
Building and construction
Based
London, Harrow
Covers
London and 15 km around
Quotes
Written, free, no obligation
How it works

A written price, with no obligation

1

Describe the job

A line or two and a photo if you have one — it takes a minute.

2

Extensionbuilder4u prices it

Locufy passes it on; they come back to you with a written price.

3

Book, or compare

Happy? Book the date directly with them. Not sure? Compare quotes from other London builders.

Reputation

How Extensionbuilder4u is rated

No Google reviews yet

Google shows no reviews for Extensionbuilder4u yet.

Reviews from Locufy bookings appear here

Every Locufy review comes from a job booked through Locufy, so each one is a real customer. Booked Extensionbuilder4u? You can leave the first one after the job.

Ask Extensionbuilder4u

Have a question before you book?

Do they handle planning? Are they on the voluntary construction register? Ask here — Locufy passes it to them and emails you their answer.

Ring them with your question

Call +44 20 3633 5877

Send a quote request

Areas

London and the towns around it

Based in London, Extensionbuilder4u works across the city and about 15 km around it.

  • London
  • Harrow
  • Watford
  • Hayes
  • Wembley
  • Fulham
  • Southall
  • Uxbridge
  • Hounslow
  • Finchley

Outside this area? Builders near you →

Questions

Before you book

Which work does Extensionbuilder4u cover?

Extensionbuilder4u is listed for house extension and home extensions, with house extension as its lead service.

Where can I find Extensionbuilder4u in Harrow?

SincKot House, 211 Station Rd, London, Harrow HA1 2TP is the address, on Station Road in Harrow.

How can I phone Extensionbuilder4u?

Yes, you can ring Extensionbuilder4u by phone, and its number is listed.

Can I book Extensionbuilder4u online?

No online booking is listed for Extensionbuilder4u, so arrangements are made by phone.

Which other house extension providers are close to Extensionbuilder4u?

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.

Get a written price from Extensionbuilder4u

You can compare it with other London builders too.