Loft conversions in Waterlooville from £31,425

Range from the cheapest Loft conversion £31,425 (Park Building Services Ltd based in PO9) to the dearest Loft conversion £44,025 (R&B Property Improvements based in PO9). To see prices and availability for your job click green button.

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From £35,100

Last active Nov 26
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SBS Building Services

Steve Bannister

We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...

From £44,025

Last active Nov 26
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R&B Property Improvements

Chris Bond

We are a Small Family run business with over 30 years experience in the building trade, Carpentry is my main trade, with NVQ Level 2.

From £34,500

Last active Oct 26
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Devscapes

Devscapes is an established extension buildering business in Waterlooville. We come highly recommended and provide competitive quotes for your work...

From £33,675

Last active Oct 26
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Oakstone Developments

Rob Butler

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

Oakstone Developments provides a local, trusted extensio...

From £31,425

Last active Sep 26
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Park Building Services Ltd

Park Building Services Ltd is a trusted extension builder serving customers in Waterlooville and the surrounding area. Contact us to today to get a...

From £31,575

Last active Sep 26
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TP Developments

Tao Peskett

TP Developments are here to help customers who need an Extension Builder in Waterlooville. We offer a competitive rate to complete all your extensi...

From £33,450

Last active Jul 26
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Shepperd Developments

Experienced extension builder ready to quote for your work. Shepperd Developments is the best extension builder in Waterlooville. No obligation fre...

From £33,525

Last active Jul 26
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Portsmouth Building Repairs

Experienced extension builder ready to quote for your work. Portsmouth Building Repairs is the best extension builder in Waterlooville. No obligati...

From £33,150

Last active Jul 26
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Peter Fenn Property

Peter Fenn Property is a trusted extension builder serving customers in Waterlooville and the surrounding area. Contact us to today to get a compet...

From £35,400

Last active Jul 26
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JKS Property

JKS Property is an established and experienced local extension builder in Waterlooville. Please contact us for a free, no obligation quote and comp...

Cheapest builders for loft conversion in Waterlooville

Estimates for loft conversion near Waterlooville

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

What to do - Get rates and quotes for the cost of a loft conversion in Waterlooville by posting your job to extension builders in Waterlooville.

"Loft conversion" - HAVANT & WATERLOO, job posted 11/02/25


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Estimates for common extension builder jobs in Waterlooville;

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...