Clifford Building Contractors — Extensions, renovations
built to last.
Based in Holsworthy, covering the Devon and Cornwall border. From full new builds and extensions to a single wall coming down — quality work, fair quotes, and a straight answer every time. Developers, homeowners and small jobs all welcome.
- Fully insured
- Free estimates
- Quality guaranteed
Now booking summer & autumn 2026 projects
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Local builders you can trust — with results that prove it.
"We believe in doing things properly. No cutting corners, no surprises on the bill, and a site left clean at the end of every day. Every project gets the same care — from a single extension to a full new build."
— Shaun Clifford, Founder
We're a team of experienced builders based. We specialise in house extensions, full renovations, and bespoke new builds in Devon and Cornwall. We handle everything from planning and groundworks through to the final coat of paint — so you deal with one team from start to finish.
What We Do
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Recent Projects
A selection of extensions, renovations, and new builds in Devon and Cornwall.
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Garden Room
Kitchen Installation
Slate Roofing
Luxury Bathroom
New Build
House Extension
During the Build & After
Real projects showing the work that goes in — and the finished result.
Drag the handle to reveal the transformation — full renovation, Devon.
Barn Conversion
Roof Replacement
A clear process, start to finish
No surprises, no chasing — one team handling everything from the first call to the final handover.
Free Chat
Call, message, or fill in our quote form — we'll talk through your project and answer any early questions.
Site Visit & Quote
We come to you, measure up properly, and give you a clear written breakdown of all costs. No guesswork.
The Build
One team handles the whole job from groundworks to finish. We turn up on time, keep you updated, and leave the site tidy.
Handover & Aftercare
We walk you through the finished work, sort any snags, and remain on hand long after the job is done.
Areas We Cover
Based. We cover a 30-mile radius in Devon and Cornwall — most jobs are within 30 minutes.
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Before You Get Started
Honest answers to the things people always want to know before hiring a builder.
We can advise you on whether your project needs planning permission and help coordinate with architects and local planning authorities. Many extensions fall under permitted development, but we always check before starting.
Not ready for a quote? Follow a live build instead.
Get a free quote today
Tell us about your project and we'll get back to you — usually same day.
“We have been really pleased with his work & found him to be reliable & well priced.”
Mon–Fri 7:30am–5:30pm · Sat 8:00am–12:00pm · Usually a same-day reply