Extensions
Sancrest Construction is proud to be one of the leading construction companies in Offaly, specialising in high-quality home extensions. We bring decades of experience, precision craftsmanship, and a deep understanding of Irish homes to every project we undertake. Whether you’re looking to expand your kitchen, add a sunroom, convert your attic, or create a new living area, our team delivers expert guidance and impeccable results tailored to your needs.
At Sancrest Construction, we offer a full range of bespoke house extension services across Offaly, ensuring every build complements the existing architecture and enhances your lifestyle. Our team handles everything.
We work closely with you to understand your vision and provide tailored solutions that add real value to your property. Our focus is always on structural integrity, premium materials, and aesthetic appeal.

Types of House Extensions We Offer
Single-Storey Extensions
Perfect for adding space to kitchens, dining areas or living rooms, single-storey extensions open up the rear or side of your property, enhancing natural light and improving flow.
Double-Storey Extensions
Maximise space and increase property value with a two-storey extension. This option is ideal for growing families who need extra bedrooms, bathrooms, or office space.
Attic Conversions
An efficient way to add usable space without altering your home’s footprint. We transform attics into stylish bedrooms, home offices, or play areas.
Sunroom Extensions
Bring light and warmth into your home with a modern, insulated sunroom. Ideal for relaxation or entertaining, our sunrooms are built for year-round comfort.
Garage Conversions
Convert your underutilised garage into a fully functional room, such as a home gym, studio, or guest suite. A smart solution for expanding without the cost of a full extension.
The Home Extension Process
Consultation
We begin with an in-depth consultation to understand your vision and goals. Our team will offer expert advice and feasibility assessments to ensure your ideas can be realised effectively.
Planning & Permissions
Your planning applications and comply with all building regulations, ensuring your extension is legally sound and structurally safe.

Construction Phase
Our skilled builders, electricians, plumbers, and tradespeople carry out the work with professionalism and attention to detail, respecting your home throughout the process.
Finishing Touches
We complete every project with exceptional finishes — painting, flooring, tiling, fittings — so your new space is move-in ready from day one.
Benefits of Building a House Extension in Offaly
Increased Property Value: Adding square footage significantly boosts market value.
Avoid Moving Costs: Stay in the home you love while getting the space you need.
Custom-Built to Suit Your Lifestyle: Every extension is designed around your preferences and requirements.
Energy Efficient Upgrades: Modern insulation and materials improve thermal performance, reducing energy bills.
Seamless Integration: We ensure that all additions look and feel like a natural part of your existing home.


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How long does a new build take to complete?Timelines vary depending on the size and complexity of the build. However, most new homes are completed within 6 to 9 months, including design, approvals, and construction.
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Can Sancrest Construction build on land I already own?FAQs can be added to any page on your site or to your Wix mobile app, giving access to members on the go.Absolutely. We frequently work with clients who have purchased their own site, guiding them through planning and building from scratch.
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Are your homes A-rated?Yes. All our new builds are constructed to ensure a minimum A3 BER rating, with many achieving A1 depending on the energy solutions chosen.
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What’s included in your new build package?Our standard package includes everything from site prep and foundations to internal finishes like flooring, tiling, and paintwork. We also offer optional extras like landscaping, smart home systems, and custom kitchen fittings.