Build a kitchen extension in B21 from £41,568

Kitchen extensions can make your kitchen the best place in the house. Extending your kitchen to make a kitchen diner or open-plan space can transform the look of your ground floor and increase the value of your home. But how much will it cost? To see prices and availability for your job click green button.

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From £41,840

Last active Nov 26
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MD Services

Relax... you have found a reliable extension builder in B21. MD Services is a friendly and reliable company based in B21 who consider no job as too...

From £41,984

Last active Nov 26
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Atwal Building Services Ltd

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

Atwal Building Services Ltd provides a local, trusted ex...

From £41,984

Last active Nov 26
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Brickfast Builders

Brickfast Builders is an established extension buildering business in B21. We come highly recommended and provide competitive quotes for your work....

From £41,944

Last active Nov 26
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D&J Advanced Builders

Need an Extension Builder in B21? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs for ma...

From £41,568

Last active Oct 26
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Dave Mattock

Dave Mattock is an established and experienced local extension builder in B21. Please contact us for a free, no obligation quote and competitive ra...

From £41,936

Last active Aug 26
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DLB Property Improvements & Maintenance

Need an Extension Builder in B21? DLB Property Improvements & Maintenance has been helping local clients (20 mile radius) with their extension buil...

From £41,984

Last active Aug 26
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B S Builders

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

B S Builders provides a local, trusted extension builder...

From £41,776

Last active Jun 26
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Bestway Building Services Ltd

Our building services company Bestway Building Services Ltd have eight years experience and have been helping customers in the West Midlands provid...

From £41,920

Last active Nov 25
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x10hosts

Experienced extension builder ready to quote for your work. x10hosts is the best extension builder in B21. No obligation free quotes and many happy...

From £41,856

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HSS CONSTRUCTION LTD

HSS CONSTRUCTION LTD are here to help customers who need an Extension Builder in B21. We offer a competitive rate to complete all your extension bu...

Kitchen Extension Cost in B21

Estimates for build a kitchen extension near B21

Kitchen extensions in B21 range from the cheapest of £41,568 (Dave Mattock based in B44) to the dearest of £41,984 (Atwal Building Services Ltd based in B20), but these are just estimates based on our database of hourly and daily rates from tradespeople across the country.

The best way to get an accurate price for your kitchen extension is to get actual quotes. Post your job on HaMuch now and we'll send it to extension builders in B21.

"Build a kitchen extension" - B8, job posted 16/09/26


Estimates for common extension builder jobs in B21;

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...