Underpin your home in Eastleigh from £17,252

If your home needs underpinning due to subsidence, it can be a worrying time for you. Luckily, specialist builders can help you underpin your house and stabilise it for years to come. But how much will it cost in Eastleigh? To see prices and availability for your job click green button.

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Underpin a building cost in Eastleigh - Sort by rates or availability

From £18,300

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Boss

Karl Builder

Member since October 2026

Hi we are a building company that have been working in the swindon area for many years we also work as far as bristol We do loft conversion. ...

From £17,468

Last active Nov 26
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Andy's Building Services

Trusted and professional extension builder in Eastleigh. Experienced in all extension buildering work and keeping within budget and on quote. Andy'...

From £17,692

Last active Oct 26
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AAConcepts

Arshad Ali

We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...

From £17,460

Last active Oct 26
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ROB DINE CONSTRUCTION

ROB DINE CONSTRUCTION is an established and experienced local extension builder in Eastleigh. Please contact us for a free, no obligation quote and...

From £17,620

Last active Oct 26
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Mobile Services

Need to find an Extension Builder near you for all your extension buildering work?

Mobile Services provides a local, trusted extension buil...

From £17,636

Last active Oct 26
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Claytons Building and Roofing

Claytons Building and Roofing are here to help customers who need an Extension Builder in Eastleigh. We offer a competitive rate to complete all yo...

From £17,252

Last active Oct 26
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Steve Lovett Builders

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £17,372

Last active Oct 26
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General Building Services (Southampton) Ltd

Luke Rees

Location

Eastleigh, SO53

General Building Services (Southampton) Ltd is a trusted extension builder serving customers in Eastleigh and the surrounding area. Contact us to t...

From £17,676

Last active Oct 26
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CSY Construction Ltd

Experienced extension builder ready to quote for your work. CSY Construction Ltd is the best extension builder in Eastleigh. No obligation free quo...

From £17,540

Last active Jul 26
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Grant Construction

Experienced extension builder ready to quote for your work. Grant Construction is the best extension builder in Eastleigh. No obligation free quote...

Cost of underpinning in Eastleigh

Estimates for underpin a building near Eastleigh

Underpinning ranges from £17,252 (Steve Lovett Builders based in SO18) to £18,300 (Boss based in SO23), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.

Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

Get quotes to underpin your home in Eastleigh by posting a job with HaMuch and we will send it to extension builders in Eastleigh.

"Underpinning" - SOUTHAMPTON, job posted 01/01/70


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Estimates for common extension builder jobs in Eastleigh;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

More extensions & conversions cost guides...