General builders in Westminster.
Loacally connects you with vetted London builders for extensions, loft conversions, whole-house refurbishments, and structural alterations.
Loacally is expanding its network of general builders in Westminster. Join the waitlist or browse nearby boroughs to find a provider sooner.
Available now
General builders cover Westminster
All ID-checked, insured and reviewed by the people who booked them. Pick a day to see real availability.
Coverage in Westminster is still growing
Only a couple of general builders cover Westminster on Loacally so far. You can still book one of them below, widen your search to nearby boroughs, or tell us your postcode and we’ll let you know as more sign up.
What people pay
What a general builder in Westminster costs
A rough guide to common jobs, based on the prices Westminster general builders list on Loacally. Every tradesperson sets their own prices, so treat these as indicative ranges, not a quote.
Quick answer
Building work in London is priced per project after a site visit, so the visit itself is free. As a guide, a single-storey rear extension runs from £2,500 to £3,200 per square metre, and a loft conversion lands between £45,000 and £75,000.
Loacally doesn’t set prices or take payment. You agree the price with your general builder and pay them directly.
| Job | Typical range |
|---|---|
| Day rate (labourer or general builder, per day) | £180 to £320 |
| Single-storey rear extension (per square metre, fitted) | £2,500 to £3,200 |
| Loft conversion (dormer, including rooms and stairs) | £45,000 to £75,000 |
| Whole-house refurbishment (per square metre) | £1,200 to £2,500 |
Why Loacally
Every local, checked
We do the groundwork so you can choose with confidence, then get out of the way.
Real, local people
Every general builder signs up with a verified email and phone and tells us who they are, so you know you’re dealing with a genuine local.
Their own insurance
We ask every general builder to confirm they carry their own public liability cover when they join Loacally. It’s always worth checking the details with them directly before work begins.
Real reviews
Ratings come only from people who booked a visit through Loacally. No bought reviews, no fakes.
Services
General builder services available in Westminster services on Loacally
Book a London general builder for any of these specific services.
- House Extension
- Loft Conversion
- Garage Conversion
- Whole-House Refurbishment
- Kitchen Structural Alterations
- Bathroom Structural Alterations
- New Build (residential)
- Structural Wall Removal and RSJ Installation
- Underpinning and Foundation Repair
- Groundwork and Excavation
- Basement Conversion and Waterproofing
- Internal Wall Construction
- Structural Repairs and Renovation
- Project Management and Sub-contractor Coordination
Other trades in Westminster
Need something else sorting?
The same trusted locals, across every trade we cover in Westminster.
Nearby
General builders in nearby boroughs
Just outside? These boroughs are a short hop away.
Find a general builder in Westminster.
Compare who’s available, see a clear price, and book a visit in minutes.