About us Architects of light by craft and communicators of ideas by intent.
IΔU is a niche, independent initiative founded by the same team that established LUUN in 2015, an award-winning studio renowned for its high-quality architectural lighting products and services. This initiative marks a new era for us, with a dedicated focus on thoughtful lighting design and personalized consulting for projects of all types and scales, both in Greece and internationally.
Fascinated by the way light serves as a universal language and inspired by the architectural vision of each project, we use it to add value, convey messages, evoke emotions, and create meaningful experiences-elements that, to us, define a good life.

Our Philosophy
IΔU takes its name from the Greek word ‘ιδού,’ meaning ‘behold,’ while also connecting to the origins of the word ‘idea.’ This reflects our belief that light is more than just a design element—it’s a dynamic concept, a vital force that brings ideas to life and shapes perceptions. With a keen eye for discovery and wonder, we aim to illuminate the often-overlooked moments in space, encouraging our partners and clients to see their environments in a new light and witness the beauty and depth they reveal.
Our Essence
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01
Creative practicality
Where imagination meets function—our designs bring visionary ideas to life, balancing artistry with real-world solutions. -
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Endless curiosity
Driven by a quest for innovation, we explore every angle, challenging the norm to discover new possibilities in light. -
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Contextual sensitivity
Every space tells a story—our lighting designs listen first, then illuminate with purpose, enhancing the unique character of each project. -
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Real collaboration
Great design is a collective journey. We partner closely with industry experts to create something truly remarkable. -
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Rooted sustainability
Care is at the core of everything we do. We light up spaces with solutions that respect the earth and endure over time.

Our Team
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Eugenia Kremezi
Architect Engineer NTUA
MFALD Parsons School of Design"Light is my palette, crafting emotions and moods."Eugenia is a Creative Director with extensive experience in architecture and lighting design. She holds a Master’s degree in Fine Arts in Lighting Design from Parsons School of Design and a degree in Architecture from the National Technical University of Athens (NTUA). In her current role, she oversees the creative and artistic aspects of lighting projects, from initial brainstorming and concept development to final presentation. Actively involved in environmental initiatives, she is a passionate advocate for sustainable practices and ecological awareness in design and architecture.
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Nikoleta Bougou
Architect Engineer UTH
"Light is the invisible architecture that shapes our perception."Nikoleta studied Architectural Engineering at the University of Thessaly. Her love for Europe and travel led her to work with architectural firms in Vienna, Austria, and Tampere, Finland. She also participated in the International Young Designers Competition, Q-City, in Yulin, China, where she focused on urban lighting design and further developed her skills. Constantly seeking inspiration, Nikoleta takes pride in seeing her projects come to life, enhancing everyday experiences for people.
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Christos Theodoropoulos
Mechanical Engineer UWM
MALD HOU"Lighting design, for me, is the seamless blend of artistry and technology."Proficient in all stages of the lighting design process, he specializes in exterior lighting calculations, specifications, and layouts. Christos has worked on projects incorporating photometric design to European standards, excelling in problem-solving and troubleshooting during the construction phase. His commitment to environmentally responsible and sustainable building practices is further recognized by his LEED certification (Leadership in Energy and Environmental Design), which enables him to make a positive impact on the lives of others.