Central London
Builders in Westminster
Westminster is about 10 miles from our Harrow office, inside the area we cover. Westminster has 56 conservation areas. We build extensions, loft conversions, new homes and renovations across Marylebone, St John's Wood, Maida Vale and Bayswater, with fixed-price contracts and a 15-year structural warranty.
Westminster at a glance
- Planning authority
- Westminster City Council
- Postcode districts
- W1W2W9NW8SW1
- From our office
- 10 miles
Local knowledge
Building in Westminster
Verified reviews from homeowners close to or in Westminster are on our reviews page.
Planning here is decided by Westminster City Council. What we check before designing anything:
- Westminster has 56 conservation areas. Source : Westminster City Council: conservation areas
Reviews
What homeowners say on Google, MyBuilder and Trustpilot
Reviews from homeowners across London and the Home Counties who have worked with us.
“As usual excellent service from Brits constructions. We had an issue with our underfloor heating (5 years past installation) and they were very responsive in fixing the i…”
Syed Wajahat Aziz · Trustpilot · Feb 2026
“Thank you Brit Construction for the amazing loft conversion. We are extremely pleased with it. You worked according to timescale and was professional at all times.”
Edward Fyle · Trustpilot · Jan 2026
“Thank you Brit Construction for the excellent loft conversion. Three years on and we are extremely happy. From Angelina, very happy customer 😀”
Angelina Fyle · Trustpilot · Jan 2026
Reviews
What homeowners in Westminster say
What homeowners in and around Westminster say about working with us.
“Our full renovation was handled from start to finish, including rewiring and plastering. Excellent result and fair price.”
James, Marylebone
Full Renovation · Oct 2024
“Our Edwardian house needed sympathetic work. They repaired the original floorboards and plaster mouldings instead of ripping them out.”
Priya, St John's Wood
Period Renovation · Mar 2025
“Our new kitchen was fitted beautifully. They coordinated the electrics and plumbing and it was finished in good time.”
Tom, Maida Vale
Kitchen Renovation · Aug 2026
Our work
Projects we've built in Westminster

Full Property Renovations
Westminster

Period & Listed Buildings
Westminster

Kitchen Renovations
Westminster
Coverage
Westminster and nearby
Westminster is about 10 miles from our Harrow office, within the 20 miles we cover.
FAQ
Building in Westminster: your questions
Yes. We work across Westminster, including Marylebone, St John's Wood, Maida Vale, Bayswater, Pimlico and Mayfair, covering the W1, W2, W9, NW8 and SW1 postcodes. It is about 10 miles from our Harrow office, so surveys and site visits are easy to arrange.
Westminster has 56 conservation areas. Applications here are decided by Westminster City Council.
Westminster has 56 conservation areas. We check your address against the council's maps before design starts.
Planning a project in Westminster?
Book a free site survey and get a fixed-price quote within 5 working days.