Single & 2-storey extensions that add space and value to your home across Newport, South Wales & Bristol.
Whether you need a two-storey rear extension to accommodate a growing family or a single-storey kitchen extension, Gorilla-Build Ltd is your local partner for high-end residential construction.
Based in Newport and serving the wider Bristol area, we provide a complete design-and-build service that handles everything from the first brick to the final lick of paint. A traditional extension is the ultimate way to increase your property's habitable square footage.
Ideal for open-plan kitchen-diners
Living area + master suite
Typical completion time
Typical property value increase
Our Extension Service Includes
Single-storey rear extensions
Two-storey extensions
Side return extensions
Wrap-around extensions
Design & planning assistance
Full structural calculations
Building Control compliance
Complete project management
Design & Planning Assistance
We check if your project falls under PD rights for faster approval.
Full support with Newport City or Bristol City Council applications.
All structural work is compliant and properly certified.
Common questions about home extensions in South Wales and Bristol.
It depends on the depth and height. Many projects fall under Permitted Development, but we will verify this for you during your consultation.
A typical single-storey extension takes 8–12 weeks, while a 2-storey project usually spans 14–20 weeks depending on complexity.
Yes, we guide you through UK Permitted Development rules and help secure Planning Permission through local councils like Newport City or Bristol City Council.
Our quotes include all materials, labour, structural work, Building Control fees, and finishing. There are no hidden extras.
We are currently booking projects for 2026 across Newport, Cardiff, and Bristol.
Get in touch for your free consultation and fixed-price quote.
78 Stelvio Park Dr, Newport NP20 3ES
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