Professional house extensions in Stevenage. Single and double-storey extensions designed, built and fully managed by trusted local builders.
A house extension is one of the most effective ways to create additional living space while increasing the long-term value of your home. At Stevenage Builders, we design and construct bespoke house extensions that improve layout, functionality and natural light while blending seamlessly with the existing property.
Whether you’re extending for a larger kitchen, open-plan living space or additional rooms, our experienced team manages every stage of the build from start to finish.
Local Builders in Stevenage
No two homes are the same, which is why every extension we build is tailored to the property and the homeowner’s needs. We take time to understand how you want to use the space and how the extension should connect with the rest of your home.
We work on a wide range of properties in Stevenage, from older family homes to more modern developments, ensuring the finished extension feels like a natural continuation rather than an add-on.
We construct a wide range of extension styles, including:
All structural work, foundations, brickwork, roofing and internal finishes are completed to current building regulations.
House extensions involve multiple trades and careful sequencing. Our fully managed service means you deal with one experienced local builder, not multiple contractors.
We handle:
This approach ensures consistent quality and smoother project delivery.
Many house extensions in Stevenage fall under permitted development, meaning planning permission may not be required. However, this depends on size, layout and property type.
We provide guidance on:
This helps avoid delays or costly mistakes before work begins.
Our aim is to deliver extensions that perform well, look right and add genuine value.
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