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Suburban residential house front exterior with wooden garage doors and surrounding trees

House extensions & building services in Sidcup

High-quality home extensions. Bespoke new build homes. Modern property renovations.

Call us today for property refurbishments.

High-end finishes with lasting quality

Professional planning and execution

Customer-focused building approach

High-Quality Home Extensions & Builders in Sidcup

O'Flynn Construction delivers high-end residential extensions, structural property refurbishments, and new home builds across Sidcup, Blackfen, and Foots Cray. From period properties along Hurst Road to classic suburban family homes, we bring 46+ years of hands-on expertise to every building project. Get in touch to get started with your dream project today.

Curved brick home extension with curved bay window overlooking a paved patio and garden

Custom construction services in Sidcup

House extensions: Single and two-storey extensions engineered to blend seamlessly with your property's original brickwork and style.

Garage conversions & structural alterations: Transform unused square footage into home offices, gyms, or ground-floor bedrooms.

Full house renovations: Complete internal layout reconfigurations, steel installation, plastering, and high-end finishing by O'Flynn Construction.

New build homes: Custom-designed residential properties built from foundation to roof level.

Traditional home office study room with fitted wooden bookshelves, desk, and patterned rug
Open-plan interior room with skylights, dining table, and large glass doors leading outdoors

Your local Sidcup building partner

  • Transparent pricing & quotes: Clear costs and straightforward advice with no hidden fees.

  • Fully accredited: Federation of Master Builders & TrustMark government-endorsed standards.

  • Fully insured work: Complete peace of mind for every stage of construction.

Planning an extension in Sidcup?

Speak with our master builders today on 020 4654 1925 to get house extensions & building services in Sidcup.

Row of suburban semi-detached Tudor-style houses along a residential street
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