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House extension building work by Crest Building Services in Bexleyheath

Wrap-Around and Rear House Extensions in Southfields

Founder-led house extensions in Southfields, from Crest Building Services in Bexleyheath.

If your household has outgrown its current layout, a house extension in Southfields can add the bedroom, home office or open-plan kitchen-diner you need while you stay in the home you already love. We handle single storey, double storey, side, rear and wrap-around extensions, tailored around how your family actually uses the space.

Based in nearby Bexleyheath, Crest Building Services covers Southfields and the wider Greater London area, including neighbouring South Kensington and ST Johns.

Why Consider House Extensions in Southfields?

Tailored design

every extension is designed around how your household actually uses the space, not a fixed off-the-shelf package.

Minimal disruption

phased working and clear communication keep your home liveable throughout the build wherever possible.

You are choosing between moving and improving

extending is often the more sensible long-term investment once moving costs are factored in.

Add value

a well-built extension is one of the most reliable ways to increase a property's resale value in Southfields.

You want a single point of contact

one founder-led team handling groundworks, brickwork and trade coordination avoids the gaps that appear between separate contractors.

What House Extensions in Southfields Involves

A written quote covers groundworks, structural brickwork, roofing and the coordination of the subcontracted trades needed to complete the shell, such as plumbing and electrics. You get a clear breakdown at the consultation stage so you know exactly what is and is not included before agreeing to proceed, with no vague figures or hidden extras appearing later in the build.

We build the full range of extension types: single and double storey extensions, side returns, rear extensions and wrap-around extensions that combine a side and rear build into one open-plan space. Wrap-arounds in particular tend to deliver more usable floor area than a rear extension alone and work well on the terraced and semi-detached homes common across the area.

With brick laying as Wayne's own specialism and a trusted network of trades behind him, your extension in Southfields is built by people who take the structural work personally. Get in touch to arrange your consultation and see how a properly built extension can add the space and value your home needs.

Frequently Asked Questions for Southfields

A single storey extension typically takes eight to twelve weeks from groundworks to completion, while a double storey extension usually takes twelve to eighteen weeks. Exact timescales depend on the extension's size, the weather and how quickly design and planning decisions are finalised at the outset.

Had Work Done With Us?

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House Extensions in Southfields, Built to Last

Get in touch to discuss your house extensions project in Southfields with founder Wayne.

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