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Modern living room interior with white sofas facing large windows looking out onto a lawn

Premier builders & house extensions in Sevenoaks

Reliable construction services. Built around your vision. Professional from day one.

Call us now for a luxury house extension.

All trades managed in-house

Fully insured construction team

Honest advice from experienced builders

High-end home extensions & custom builders in Sevenoaks

Extending your services into West Kent, O'Flynn Construction provides high-quality new builds and extension services across Sevenoaks, Dunton Green, Riverhead, and Seal. Known for detached properties and beautiful countryside settings, Sevenoaks requires careful architectural planning and precision craftsmanship. We bring decades of expertise to deliver premium home additions and refurbishments.

Row of newly built modern brick residential houses along a paved road

Our services in Sevenoaks

  • Luxury home extensions: Expansive rear extensions, orangery-style builds, and double-storey additions.

  • Full property refurbishments: Modernising country homes, townhouses, and period cottages.

  • Bespoke new home construction: Individual plot developments delivered with full project management.

  • Structural alterations & fit-outs: Opening up interiors, structural steel beams, and high-end joinery.

Street view of terraced brick houses with pitched roofs under a blue sky
Row of modern multi-storey residential townhouses with brick and white rendering

Why Sevenoaks clients choose O'Flynn Construction

  • FMB & TrustMark approved standards

  • 46+ years of residential building excellence

  • Complete in-house contractor management

Upgrade your house with us today

Contact our expert team on 020 4654 1925 to discuss your premier builders & house extensions in Sevenoaks.

Spacious open-plan kitchen extension featuring a blue island, roof skylight, and large windows
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