Southside Construction Ltd is a Bournemouth-based building contractor specialising in home extensions, renovations, and residential construction projects across Dorset.
Planning an extension or renovation in Poole requires a builder who understands local property styles, planning considerations, and practical construction challenges. Southside Construction Ltd delivers professionally managed extensions and renovations in Poole, supporting homeowners with clear advice, structured project management, and quality workmanship.
From adding space to modernising internal layouts, we help homeowners improve their properties while keeping projects well organised and compliant throughout.





Some extensions and renovations in Poole may be completed under permitted development, while others require planning permission depending on scale and location.
Most projects require Building Regulations approval, covering:
We also cover Bournemouth, Christchurch, and wider Dorset.
We work throughout Poole, including Parkstone, Canford Heath, Broadstone, Upton, and surrounding areas.