House Extensions Dun Laoghaire: Transform Your Living Space

Struggling with a confined, outdated home? With BuildTech's superior house extension Dun Laoghaire services, we're here to transform your living space, matching your lifestyle needs. Why wait? Contact us or complete our inquiry form today.

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What Makes Us Different - Hear From Farnan Culkin

Why Choose BuildTech for House Extensions in Dun Laoghaire?

Tailored Design

We offer personalised drawing plans for house extensions, merging your vision with our expertise, thus enhancing your home's visual appeal and functionality.

Modular Extensions

We specialise in creating modular house extensions in Ireland. Constructed off-site and assembled at your location, our modular extensions ensure an efficient, streamlined build.

Sustainable Timber Extensions

For those valuing eco-friendliness, our timber house extensions are an ideal choice. These extensions don't only contribute to environmental sustainability but also add a warm, organic touch to your home.

One-point Contact

From the initial consultation to the final build, we handle every aspect of your project. This ensures a smoother process and saves you the hassle of coordinating with multiple teams.

Local Regulations Compliance

We're well-versed in Dun Laoghaire's local regulations. We ensure all our extensions adhere to local laws, avoiding legal complications.

For Booking Follow 3 Easy Steps

Tell Us About Your Project

Fill out a form with information about your project, including the type of service you require and any specific details or requirements.

Get a Quote

A representative from BuildTech will review your project details and provide you with a proposal that outlines the scope of work, timeline and cost.

Get Started

If you’re satisfied with the proposal, you can confirm the project & get started.

Professional and Experienced Design and Build Services in Dun Laoghaire

At BuildTech, we understand homeowners' common challenges when extending their homes, such as unexpected costs and delays. With our seasoned team and rigorous planning, we ensure such inconveniences are minimal.

Our comprehensive services include:

  • Custom drawing plans for house extensions
  • Swift and efficient modular house extensions
  • Environmentally friendly timber house extensions
  • Assistance with regulatory compliance and permissions
  • Complete project management from design to construction

Our Comprehensive Services

At BuildTech, we offer more than just house extensions. We're committed to covering all your construction needs, including:

Home Renovations

Transform your existing space with our renovation services. From minor upgrades to major overhauls, we enhance your home's functionality and aesthetic appeal, ensuring it meets your evolving needs.

New Builds

Let us bring your dream home to life. We offer a full suite of services for new builds, from the initial design phase, through construction, to the final finishes. We'll work with you every step of the way to create a home that's uniquely yours.

Interior Design

Improve your indoor living experience with our professional interior design services. We combine functionality with style to create spaces that look great and align with your lifestyle.


Elevate your outdoor living spaces with our landscaping services. We design and create gardens and outdoor areas that offer a tranquil escape from the hustle and bustle of everyday life.

Planning Permissions

Navigating the planning permission process can be complex and time-consuming. We offer a comprehensive service, managing all the necessary applications and liaising with local authorities to ensure your project complies with all relevant regulations.

Our Process


The first step involves understanding your vision, assessing your space, and conceptualising the design. This includes discussing your preferences, your budget, and any specific requirements you might have.

Detailed Design & Approvals

In this phase, we create detailed drawing plans for your house extension. We will also navigate the approval process, ensuring the design complies with local regulations.

Construction & Monitoring

Our construction team will then execute the design, ensuring adherence to the highest standards. Throughout this phase, our project managers will inform you of the progress.

Completion & Handover

Finally, we hand over your completed house extension and make sure everything is perfect. We provide aftercare support, ensuring you are satisfied with your new space.

Contact BuildTech For a Customised Consultation For Your Project

Transform your vision into reality with BuildTech, Dublin’s reputed residential building contractors. Quality, timely delivery, and budget-friendly – that’s our promise.

Benefits of House Extensions

Space Maximisation

House extensions provide the much-needed additional space without the hassle of moving to a new property.

Value Addition

A well-executed house extension can significantly increase the market value of your property.


Extensions allow homeowners to customise their living spaces according to their preferences and needs.

Eco-friendly Options

With sustainable materials and designs, house extensions can be an eco-friendly way to enhance your home.


Compared to buying a larger property, extending your current home can be a more cost-effective solution to gaining more space.

Tips for a Successful House Extension

1. Clear Vision

Before starting, have a clear idea of what you want to achieve with the extension. Is it an extra bedroom, a larger kitchen, or a home office?

2. Budgeting

Set a realistic budget considering all factors, including design, materials, labor, and unforeseen expenses.

3. Choose the Right Professionals

Always opt for experienced and reputable professionals like BuildTech to ensure quality work.

4. Consider Natural Light

Ensure your extension maximizes natural light. This not only saves energy but also creates a more pleasant living environment.

5. Stay Updated

Regularly communicate with your builders and designers to stay updated on the progress and make any necessary changes in real-time.

Reviews From Happy Customers

Frequently Asked Questions

How much does it cost to extend a house in Dun Laoghaire?

In Dun Laoghaire, the cost to extend a house typically ranges between €2,500 and €3,000 per square meter, depending on various factors such as size, materials, and design complexity.

How much does per square-metre extension cost in Dun Laoghaire?

The cost of a per-square-metre extension in Dun Laoghaire typically falls between €2,500 to €3,000 per square metre, However, prices can vary based on design complexity and material choices.

What size extension can be built without planning permission in Dun Laoghaire?

In Dun Laoghaire, you can build an extension up to 40 square metres without planning permission, provided it meets certain conditions.

What is the cheapest way to extend a house?

The most affordable way to extend a house often involves opting for a simple design, using cost-effective materials, and employing modular construction methods.

Start Your Transformation Journey with BuildTech

Put an end to your space woes with BuildTech's superior house extension Dun Laoghaire services. Transform your home and enhance your lifestyle. Ready to embark on this journey? Complete our contact form for a prompt response within 2-4 hours. For immediate assistance, give us a call.

Contact BuildTech Now!

Fill out the form below and we’ll get back to you!

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