Expert Building Extension Services in Dublin

Struggling to find space in your current home? Dreaming of an extra room or a more modern living area? New Century is here to turn those dreams into reality with professional building extension services in Dublin. Contact us now or fill out our online form for a transformative home experience!

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Why Choose New Century for Building Extension Services in Dublin?

Expert Skills and Quality

With over a decade of experience in building extensions, New Century boasts a team of skilled professionals who ensure top-notch quality in every project. We use only the finest materials and state-of-the-art techniques to deliver extensions that not only look great but also last for generations.

Personalised Design Solutions

Understanding that every homeowner has unique needs, we offer bespoke design solutions. Whether you’re looking to add a contemporary kitchen, a spacious living room, or a luxurious bedroom, our team collaborates closely with you to bring your vision to life.

Seamless Project Management

Our comprehensive project management approach means you won’t have to worry about the complexities of the building process. From initial consultation to final touches, we ensure a smooth, hassle-free experience, keeping you informed at every stage.

Compliance and Safety First

Adhering strictly to building regulations in Dublin, we ensure that all our extensions are not just beautiful but also safe and compliant. Our team navigates the legalities, ensuring your extension meets all the necessary standards and codes.

Competitive Pricing and Transparent Quotes

We believe in offering quality services at competitive prices. With New Century, you get transparent quotes without hidden fees, ensuring your building extension project in Dublin aligns with your budget.


Why Choose Us

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Trust Our Experienced team for stress-free property maintenance solutions.

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Reliable Customer Service that Puts Your Needs First.

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Affordable Pricing to Keep You Happy With Our Services.

Looking For Property Maintenance Experts To Transform Your Space?
Call New Century today to get a free no-obligation quote.




What Services Do Our Building Extension Dublin Experts Provide?

Design and Planning

Collaborative design sessions are needed to ensure your vision is perfectly captured.


Utilising the latest techniques for efficient and high-quality building.

Interior Finishing

Detailed finishing work breathes life into your extension.

Project Management

Comprehensive management to ensure a smooth, timely completion.

Regulatory Compliance

Handling all necessary permits and compliance requirements.

Other Services We Provide


Carpet Cleaning


Window Cleaning


Attic Conversion


Drylining Insulation


Home Renovations

Ensuite Bathroom

House Extensions

Our Range of Building Extension Services in Dublin

Modern Kitchen Extensions

Extend your culinary space with a modern kitchen extension. Our team specialises in creating stylish, functional kitchens that become the heart of your home.

Spacious Living Room Additions

Looking for more living space? Our living room additions are designed to provide you with a spacious area for relaxation and entertainment.

Luxurious Bedroom Extensions

Create a sanctuary with a luxurious bedroom extension. We focus on comfort and elegance, ensuring your new bedroom is a peaceful retreat.

Innovative Home Office Solutions

With the rise of remote work, a home office extension can significantly enhance your productivity. We design custom home offices that cater to your work needs.

Bespoke Bathroom Expansions

Transform your bathroom into a spa-like oasis with our bespoke bathroom expansions. We blend functionality with luxury to create the perfect space for relaxation.

House Flipper Build Extension

New Century specialises in creating high-impact, cost-effective build extensions for house flippers in Dublin. We ensure efficient project completion with a keen eye on quality and budget, making every extension a profitable venture for our clients.


Experience the peace of mind that comes with reliable property maintenance services in Dublin. Don't wait any longer to ensure the longevity and functionality of your property.

Contact our expert team today and let us take care of all your maintenance needs!


How We Work: Our Step-by-Step Approach

Initial Consultation<br />

Our process begins with a thorough consultation to understand your needs. We then move on to the design phase, where we collaborate closely with you to create a plan that perfectly aligns with your vision.

Obtaining Necessary Permits

Once the design is finalised, we handle all the necessary paperwork and permits. We ensure that every aspect of your extension is compliant with local Dublin regulations.

Construction Phase

With all approvals in place, our skilled team begins the construction phase. We maintain the highest standards of quality and safety, ensuring minimal disruption to your daily life.

Final Inspection and Handover

Upon completion, a final inspection is conducted to ensure everything is up to our high standards. We then hand over your new space, ready for you to enjoy.

What Our Client Says

I've been using New Century for all my plumbing needs for the past three years. They never disappoint! Their prices are fair, and they always leave my home cleaner than they found it.  A+ service!

Had a wonderful experience with New Century. Our water heater broke down, and they had it replaced in no time. The technician was courteous and took the time to explain everything to us. Highly recommended!

I was thoroughly impressed with New Century's service. They installed a new heating system in our home, and it's been working perfectly. Their technicians are not only skilled but also incredibly friendly and patient.

We've been using New Century for our annual heating system maintenance for years. They're always punctual, efficient, and transparent with their pricing. A trustworthy company I must say!

We recently renovated our home and chose New Century for all our plumbing needs. Their expertise and attention to detail were evident in every fixture and pipe they installed. A job well done!

As a property manager, I’ve worked with many plumbing and heating companies over the years. New Century stands out for their reliability and high-quality work. I highly recommend them! 

Frequently Asked Questions

How much do building extensions cost in Dublin?

The cost of building extensions in Dublin varies widely, typically starting from around €20,000 and going significantly higher depending on size, materials, and complexity.

What size extension can I build without planning permission?

In Dublin, you can typically build an extension up to 40 square metres without planning permission, as long as it doesn’t cover more than half of your garden.

How long does it take to build an extension in Dublin?

Building an extension in Dublin generally takes 3–6 months, depending on the project’s complexity and size.

Do I need an architect for an extension?

While not always legally required, hiring an architect for an extension is advisable to ensure design quality, regulatory compliance, and efficient use of space.

Can I extend more than 3 metres?

Yes, you can extend more than 3 metres, but it usually requires planning permission, especially if it significantly alters the building’s footprint.

How much does a 2-storey extension cost in Dublin?

A 2-storey extension in Dublin typically costs between €150,000 to €200,000, varying with design complexity, materials, and specific construction requirements.

Start Your Home Extension Journey with New Century—Contact Us Now!

Ready to transform your Dublin home with a stunning extension? Reach out to New Century today! Our team of experts is here to guide you through every step, ensuring a hassle-free and efficient process. Whether it’s a sleek kitchen makeover, a spacious living room addition, or a cosy new bedroom, we’ve got you covered. Fill out our contact form now for a swift response within 2-4 hours, or call us for immediate assistance. Let’s create the space you’ve always dreamed of—your ideal home extension is just a call away!

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