Willie Duggan

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Willie Duggan We are lighting designers and suppliers. Professional lighting designers for business & residential projects.

We believe being both gives us a distinct advantage of in-house expertise to create and deliver truly exceptional design. We’re Ireland’s leading supplier of bespoke lighting & a great bunch since 1935.

14/10/2026

Light is not decoration. It is biology, health, and the environment your body lives in every hour of every day.

As IALD Enlighten Americas 2026 kicks off tomorrow in Austin, Texas, we’re challenging the industry to look beyond lumens and aesthetics with some key questions:

• Why is your circadian rhythm much more than sleep – functioning as the true operating system of the body?
• Why is blue light not inherently "bad," but dependent on the clock on the wall?
• Why are modern LEDs leaving our cells "light nutrient deficient"?
• How can architects, lighting designers, and medical professionals work together to build healthier homes and workplaces?

Lighting designer Willie Duggan and pioneering circadian scientist Dr. Martin Moore-Ede, MD, PhD, will be answering these exact questions tomorrow in their featured joint talk:

📍 "Light is Biological: A Medical Scientist and Lighting Designer Reframe Lighting Practice"
🏢 IALD Enlighten Americas 2026 | Hyatt Regency Austin, TX

Know someone attending the conference? Share this post with them or tag them in the comments below! 👇

09/10/2026

The secret to a home that feels just as good as it looks? It all comes down to the lighting.

As Monica Duggan puts it:
"I believe light is one of the most powerful tools we have, it quietly supports how we live, helping us to function, to relax, and to feel our best every single day."

Watch the video to step inside this beautiful home. Notice how the lighting works quietly in the background – bringing clarity and energy to morning routines, and softening into a warm, calming glow the moment it's time to unwind in the evening.

Good lighting doesn’t demand attention; it simply makes everyday living better.

08/10/2026

Take a look at the stunning Liberties House! 🏢✨

We had the absolute pleasure of delivering the lighting design for this fantastic project, teaming up with Grayling Properties, Concrete Amsterdam, C.W. O’Brien, and Waterman Moylan for a brilliant Irish and international collaboration.

From relaxing yoga studios and cinema rooms to vibrant co-working and communal spaces, our goal was to create lighting that feels completely seamless. We focused on highlighting the building's beautiful architectural features while making sure every single room has the perfect mood, balance, and functionality, no matter the time of day.

It was a beautiful project to be involved in, with an exceptional level of quality and finish delivered by Grayling Properties.

05/10/2026

Your home is the hub of your existence - it’s where you relax, work, and spend time with family. But have you considered how your lighting affects your everyday routine?

"Lighting is the difference between the house you see... and the home you feel." – Monica Duggan, Managing Director.

We design lighting that supports life, from natural light that regulates sleep to artificial light that perfectly mimics the sun. Our goal is to help you create an environment that rejuvenates, restores, and energises. If you’re renovating or building your perfect home, don't leave lighting to chance. Book a consultation with our design team to get it right the first time.

02/10/2026

The brain’s master clock is running your body’s operating system 🧠⚡

Did you know there’s a master clock in your brain called the suprachiasmatic nucleus (SCN)?

As lighting designer Willie Duggan puts it:
“Circadian rhythm is a hell of a lot more than sleep. It’s essentially the operating system of the body.”

Here is how your biological SCN operates every single day:
1. 👁️ It reads the sky: Special light sensors in your eyes detect bright, blue-rich daylight (~480 nm) and tell your SCN that the day has begun.
2. 🎼 It leads the orchestra: The SCN passes timing signals down to clocks inside almost every cell and organ in your body.
3. 🔄 It drives repair: When the sun sets and dark falls, the SCN signals your body to release melatonin for deep cellular cleanup and overnight recovery.

The problem? Bright overhead LEDs and screen light after dark send false signals to the SCN. It thinks it’s still midday, stalling melatonin and leaving your cellular system running on "perpetual jet lag".

💡 Quick Light Hygiene Tip:
Get 10–20 minutes of natural sunlight first thing in the morning to calibrate your SCN, and switch to low, warm-spectrum lighting after dark.

Save this post for your daily light routine! 📌

02/10/2026

For decades, lighting designers have stayed strictly in our lane, focusing heavily on visual tasks, aesthetics, and lux levels.

We have treated light as a mere visual tool, despite it being a foundational biological signal that governs human health. By constantly giving our bodies incorrect light signals indoors, we leave ourselves slightly jet-lagged all the time.

To move forward, we need medicine and design at the exact same table.

This October, Willie Duggan is taking the stage at International Association of Lighting Designers (IALD) Enlighten Americas 2026 in Austin, Texas, alongside Dr. Martin Moore-Ede – world-leading circadian biologist and author of The Light Doctor.

By bringing research-level medical authority and real-world architectural lighting expertise to the same stage, we are demonstrating how we can unite the science of human biology with the craft of lighting design. We will unpack why our industry is stuck and offer a practical roadmap for health-centered lighting.

25/09/2026

Willie Duggan speaking at LiGHT25

21/08/2026

How magical did this project turn out?✨️

We are so excited to share the completed Nore Boardwalk, a project we had the pleasure of being involved in, right here in the our hometown of Kilkenny!

Using carefully controlled beam angles, we created a subtle wave of light along the boardwalk, bringing rhythm and movement to the walkway after dark!

We love seeing this come to life🧡

Have you taken a walk along the Nore Boardwalk after dark yet? Let us know what you think!

Come spend the day with me on a late-night site mock-up as a Graduate Lighting Designer!🤳Site mock-ups are one of our fa...
26/05/2026

Come spend the day with me on a late-night site mock-up as a Graduate Lighting Designer!🤳

Site mock-ups are one of our favourite parts of the design process because they allow us to take a lighting concept off the screen and test it in real life.

From testing how warm colour temperatures interact with timber panelling, to experimenting with concealed LED strips and lighting details, this is where the real magic happens ✨

It’s all about seeing how a space feels, not just how it looks on a drawing.

Which part of the mock-up surprised you the most? Let us know below👇

21/04/2026

Tired of making costly lighting mistakes in your home?



The secret to a beautiful, inviting home isn’t more light, it’s layered light.



We’ve just launched our Online Residential Lighting Design Course, designed to help you understand how to light your home properly and confidently.

Ready to transform your space?

Click the link in our bio to learn more or check out this week’s blogpost!



LightingInspiration HomeRenovation

Address

25-26 Hebron Business Park
Kilkenny
R95H27P

Opening Hours

Monday 10am - 5:30pm
Tuesday 10am - 5:30pm
Wednesday 10am - 5:30pm
Thursday 10am - 5:30pm
Friday 10am - 5:30pm

Telephone

+353567764308

Website

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