Cost Effective Basements

Property Developers in London

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4 Cromwell Place

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Contact Numbers

Opening hours

Monday to Friday: 9am - 5:30pm

Saturday to Sunday: Closed

Key Services

baisments, extentions, home improvements


  • Cost Effective Home Improvement in London

The home of cost effective home improvements in London

Cost Effective Basements provides a one stop shop for architecture, planning and development management boasting over 20 years experience in delivering the world's most stylishly designed spaces.

We work almost exclusively in London giving us unrivalled experience and market knowledge.

If you are considering home improvements, albeit a new kitchen, an extension, making the most of the loft space or digging or extending an existing basement, Cost Effective Basements can help you maximise your budget and achieve an outstanding finish.

Our fully managed service means we can also ensure you are granted planning permission. Our broad knowledge of planning regulations twinned with vast construction experience means we know which development are likely to be approved, saving precious time and money.

Even if you have no intention of building a basement, a loft conversion or an extension, simply obtaining planning permission can significantly increase the value of your property.


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  • website
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  • Customer Toilets
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  • Delta
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  • Bank Transfer

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