Affordable home extensions in Surrey

Looking for a company that offers bespoke, cost-effective house extensions? You have come to the right place. JNA Developments London Ltd offers quality home extensions for clients in Surrey and South West London.

Take complete care of your building needs

Do you need a kitchen installation? Require roofing for your house extension? Want floor and wall tiling for your loft conversion? We’re the specialists to call. With a wealth of experience, we can undertake all aspects of building work. All our work is completed to the highest standards. Contact us today to discuss your project requirements.

Browse through our gallery, to view some of our latest work

GRP FIBRE RESIN ROOF SYSTEMS

We are fully trained to install GRP fibre resin flat roofing system which is a fantastic upgrade from the old mineral felt system. It has a much higher life span & is more visually pleasing.

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EXTENSION SOUTHFIELDS

The customer already had plans drawn & full planning had been granted. We built the rear extension shell first as to keep the property water tight & secure.

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LOFT CONVERSION BANSTEAD

No plans were needed for this project as it was a small bathroom conversion. We started by removing the old asbestos roof, renewed the existing rafters & installed two velux roof windows.

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LOFT CONVERSION SOUTHFIELDS

This customer opted for our design to completion scheme. This property started as a first floor, one bedroom flat. When the loft was completed, the property was a three bed split level flat with two family bathrooms.

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SIDE & REAR EXTENSION, KINGSTON

The customer opted for our design to completion scheme which consists of us taking on the full project. Our architect has a site meeting with the customer, draws up the relevant plans & submits them for planning.

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