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Extension Builder, Cornwall

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Quality ingrained…

Quality is ingrained throughout Jewell Construction. We have significantly invested in our team, equipment, and procedures so that you benefit from a quality extension service.

Our Team

We employ a large team of skilled trades - one of the largest in the area. Building with our in-house team means tight control on quality.

No Surprise Pricing

You won't face any unexpected price changes when you use Jewell Construction. We pride ourselves on our accurate pricing. A quantity surveyor is used from the outset.

Minimize impact on you

Extensions can be stressful if you're living in the home during the build. We are very conscious of this and do our best to minimize the impact on you.

Directors On-Site

No matter how small or large your extension, Steven and Martin, our directors, will be on-site. This approach keeps us close to the detail of your build.

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Health and Safety

We have strict health and safety controls and have an excellent safety record.

Helpful Advice

Steven and Martin get involved with all projects.. no matter how small or large. Right from the beginning, we’ll discuss the ins and outs of your build. We’ll take time to understand your vision of your extension and your budget, often making helpful suggestions along the way to save you money.

Client Feedback

It’s always great to get client feedback. Here are a couple of comments. Check out our testimonials page to read them all.

They made sensible suggestions to help keep the process on track and co-ordinated all of the different trades on site really well. Steve Parker, Homeowner, Falmouth

… it was a pleasure to work with Steve and Martin; the standard of The Courtyard is a testimony in itself, and the Alverton Hotel is delighted with the result. Simon Williams, Director, The Alverton Hotel

Extension Projects Gallery

Browse through the images below of our extension projects. It's been great helping people expand their space to fit in their family, work and hobbies.

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Quality constructions, outstanding approach, excellent track record...

You'll be delighted that you chose Jewell Construction.