Side return extension in PO20 from £38,710

Range from the cheapest Side return extension £38,710 (Park Building Services Ltd based in PO9) to the dearest Side return extension £53,830 (R&B Property Improvements based in PO9).

Side return extension cost in PO20 - Sort by rates or availability

Whites Carpentry & Building

From £41,590

(last active 01/10/26)

Whites Carpentry & Building prides in delivering an excellent extension buildering service and value for money in PO20 and the surrounding areas. ...

R&B Property Improvements

From £53,830

(last active 01/10/26)

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.

SBS Building Services

From £43,120

(last active 28/09/26)

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

H P Building Services Sussex

From £41,410

Member since August 2026

H P Building Services Sussex is a one-stop solution for all your extension buildering needs. Establish over 10 years ago and covering 20 miles arou...

Futureways Design and Build

From £42,760

(last active 19/09/26)

Futureways Design and Build are here to help customers who need an Extension Builder in PO20. We offer a competitive rate to complete all your exte...

Park Building Services Ltd

From £38,710

(last active 19/09/26)

Park Building Services Ltd is a trusted extension builder serving customers in PO20 and the surrounding area. Contact us to today to get a competit...

Main Construction

From £46,450

(last active 19/09/26)

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

Main Construction provides a local, trusted extension bu...

Alan Pacy Builder

From £43,750

(last active 18/09/26)

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

GD Project Management Ltd

From £45,730

(last active 18/09/26)

Giles Dixon is an experienced Project Manager with over 30 years experience, having worked from the ground up starting in 1984 as an apprentice ele...

Regent Property Holdings Ltd

From £42,940

(last active 18/09/26)

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

Cheapest builders to build a side return extension in PO20

Estimates for side return extension near PO20

Comparing extension builders estimates for Side return extension 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 a side return extention by posting your job to extension builders in PO20.


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Estimates for common extension builder jobs in PO20;

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.

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