London's principal contractor for refurbishments, extensions and new builds.
Cooper Design & Build is a London-based principal contractor delivering high-end refurbishment, building extensions, renovations, new builds, roofing and loft conversions across the city.
We operate as full construction contractors — covering structural works, complete fit-out, decoration, mechanical and electrical installation, and air conditioning — so our clients deal with a single, accountable team from first site visit to final handover.
Every project is run with the same principles: clear communication, realistic programmes, and workmanship we're proud to put our name to.
We visit your site, understand your goals and discuss feasibility, budget and timeline.
We work through design details, specifications and any planning or building control requirements.
You receive a detailed, itemised quote — no vague estimates, no hidden extras.
Our team manages every trade on site, with regular updates so you always know where things stand.
A final walkthrough, snagging and sign-off, so you move in with total confidence.
Contractor All Risk cover up to £500K, Public Liability up to £5M and Employers' Liability up to £10M.
Detailed, itemised quotes with no hidden costs — you always know what you're paying for.
One team managing structural work, trades and finishing, so nothing falls through the cracks.
Local knowledge of London planning, conservation areas and building control requirements.
Get in touch for a no-obligation consultation with our team.
