Building a custom home

Building a custom home in the Grand Duchy of Luxembourg means creating a home tailored to your plot, your budget, your aspirations and your lifestyle.

At Thomas & Piron, we guide you through every stage of your project, from the first plans to the handover of your keys, to create a home that truly reflects who you are.

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maison sur mesure
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maison personnalisée

What is a custom home?

A custom-built home is designed around your expectations. It offers greater freedom in terms of layout, architectural style and finishes, while taking into account the characteristics of your plot, local planning regulations and your budget.

At Thomas & Piron, you can either start from one of our inspirational home designs and customise it, or begin with a blank page and create a true architect-designed house. The result is a unique home that perfectly reflects your vision.

Why choose Thomas & Piron for your custom-built home

One contract. One point of contact. One responsible partner.

Thomas & Piron offers a comprehensive design-and-build contract.

This means you benefit from a single point of contact who takes full responsibility for your project. No more coordinating multiple contractors or managing complex interactions yourself.

A guaranteed fixed price

Keeping your budget under control is essential. That's why we offer a guaranteed fixed price, supported by long-term partnerships and rigorous project management.

You can build with complete peace of mind: your budget is defined from the outset and remains under control until the end of construction.

No payment before construction begins

At Thomas & Piron, you do not have to make advance payments before work starts on site.

Your first payment is only due once the initial construction work has been completed.

An integrated workforce

We rely on our own specialised in-house workforce.

This organisation ensures technical expertise, responsiveness and consistently high-quality workmanship.

The result is smoother project management, fewer unexpected issues and a home delivered exactly as planned.

Tailored support every step of the way

From your very first meeting through to the handover of your keys, we work alongside you to design a home that matches your lifestyle, your wishes, your plot and your budget.

You'll benefit from clear advice, attentive support and a home that truly reflects your expectations.

An all-inclusive price

With Thomas & Piron, there are no hidden costs or unexpected extras.

Once your plans and finishing choices have been approved, you know the exact final price of your project, guaranteed until completion.

A strong family-owned company

Founded in 1976, Thomas & Piron remains a 100% family-owned business. Its financial stability provides lasting reassurance for every client.

We also provide a completion guarantee under the VEFA (sale of property under construction) framework, together with the applicable statutory two-year and ten-year warranties.

Projects delivered on schedule

Thanks to our integrated management of every construction trade, we maintain complete control over the project schedule.

Once your building permit has been granted, construction starts quickly and progresses smoothly.

Meeting agreed deadlines is a priority, allowing you to plan your future with confidence.

A unique showroom

With 2,500 m² dedicated entirely to materials and finishes, our showroom in Paliseul (Belgium) brings everything together under one roof.

Roofing slates, paving, windows, shutters, flooring, parquet, doors, staircases, bathrooms and much more are all available to explore.

A significant time saver that helps you visualise your future home.

An integrated after-sales service

Thomas & Piron has its own dedicated after-sales department.

Our specialised teams can respond quickly whenever technical issues arise in occupied homes.

Even after you've moved in, you'll continue to benefit from reliable and responsive support.

Long-term maintenance services

Thomas & Piron's Service+ contract includes regular maintenance of your heating, ventilation and plumbing systems, as well as assistance with the most urgent repairs.

This helps keep your home performing efficiently over the long term while preserving your comfort year after year.

Proven construction expertise

At Thomas & Piron, we use modern, sustainable construction techniques mastered by our own teams.

From the foundations to the roof structure, every aspect of your home is designed to maximise stability, weatherproofing and energy performance, ensuring lasting comfort.

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Construire sur votre terrain

Build on your own plot or find the right location

Do you already own a building plot?

Our teams analyse its specific characteristics — orientation, slope and planning constraints — to design a home perfectly suited to your plot.

Still looking for the right plot?

A successful project always starts with the right location. We also offer a selection of building plots in several regions.

How does your construction project unfold?

1. Initial meeting and defining your project

Everything begins with an initial discussion during which you share your wishes, priorities and vision for your future home.

Your sales advisor provides personalised guidance, presents suitable home designs, available plots and an initial budget estimate.

This stage lays the foundations of your project and helps identify what matters most to you before moving forward.

2. Project study and development

Based on your expectations, your advisor prepares an initial design proposal together with a preliminary cost estimate.

You then sign a study agreement, allowing us to assess the technical, planning and financial feasibility of your project.

Next, you develop your home together with your architect and advisor. You are free to start from scratch or customise one of our inspirational home designs.

3. Administrative procedures and material selection

You visit our showroom to discover materials, equipment and finishes before selecting everything required for your planning application.

Your architect analyses your plot to adapt the design accordingly. Once the plans have been approved, the planning application is submitted.

Together with your advisor, you then sign the design-and-build contract and finalise your financing arrangements.

4. Construction and handover

Once your finishing choices have been confirmed, construction can begin.

Your site manager becomes your main point of contact, supervising the works and keeping you informed throughout the project.

When construction is complete, a provisional handover meeting is organised and you receive the keys to your new home.

The final acceptance takes place one year later to confirm that the completed work fully complies with the agreed specifications.

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Build your home with complete peace of mind

  • Guaranteed quality 
  • Bespoke construction 
  • Confidence and peace of mind 
  • Proven construction expertise