Home Extensions

Home Extensions Built Around Your Lifestyle

At O’Reilly Construction, we design and build high-quality home extensions that seamlessly integrate with your existing property while adding valuable living space. Whether you’re expanding your kitchen, creating open-plan family areas, or adding additional bedrooms, our experienced team delivers tailored solutions from concept to completion.

We manage every stage of your extension project, ensuring a smooth, stress-free build with clear communication and meticulous attention to detail throughout.

Why Choose O’Reilly Construction for Your Home Extension?

  • Bespoke extension design tailored to your home

  • Single-storey and multi-storey extensions

  • Open-plan kitchen, dining & living extensions

  • Full project management from groundworks to finishes

  • Trusted local builders with a proven track record

Our extensions are designed to enhance comfort, functionality, and long-term property value—without compromising the character of your home.

Areas we cover

  • Bespoke Home Extensions in Dunfermline

    Our Dunfermline home extension services are designed to complement both traditional and contemporary properties. Whether expanding kitchens, creating open-plan living spaces, or adding new bedrooms, we deliver extensions that feel like a natural part of your home.

    We understand local planning requirements and building styles, allowing us to provide seamless extensions that enhance comfort, flow, and long-term value.

    Popular Dunfermline extension projects include:

    • Rear kitchen & dining extensions

    • Side extensions for growing families

    • Multi-storey extensions

    • Open-plan living transformations

    📍 Serving Dunfermline and surrounding areas from, Crossford, Cairneyhill, Oakley, Rosyth, Dalgety Bay, Aberdour, Limekilns, Townhill, Cowdenbeath and Crossgates.

  • Premium Home Extensions in St Andrews

    In St Andrews, where architectural character matters, our bespoke extension services are tailored to preserve and enhance the integrity of your property. We specialise in refined, high-quality builds that balance modern living with traditional design.

    Our team delivers discreet, carefully considered extensions suited to period homes, coastal properties, and high-value residences.

    📍 Serving St Andrews, Anstruther, Crail, Lower Largo, Elie & surrounding villages

  • Luxury Home Extensions in Edinburgh

    Our Edinburgh home extensions are crafted for discerning homeowners seeking additional space without compromise. From Victorian terraces to modern townhouses, we create extensions that elevate everyday living while respecting the original architecture.

    We manage all approvals, structural works, and finishes—delivering a smooth, well-coordinated build in even the most complex urban environments.

    📍 Serving Edinburgh, North Berwick, Dalmeny, Cramond, Ratho, Kirkliston & the Lothians

FAQs

  • Some extensions fall under permitted development, while others require planning permission. We assess your project and guide you through the full planning process if required.

  • Most extensions take between 8–16 weeks, depending on size, complexity, and weather conditions.

  • In many cases, yes. We carefully plan works to minimise disruption and maintain a safe, liveable environment.

  • Yes. Well-designed extensions often significantly increase both property value and market appeal.

Start Your Home Extension Project with Confidence

Whether you’re extending, renovating, or converting your home, O’Reilly Construction offers a measured, professional approach with exceptional results.


📅 Secure your 2026 project slot today