
Wizipet pitching at the Startup Demo Arena
Nexus Luxembourg returns in 2026, celebrating founders who dare to shape tomorrow.
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250 startups from around the world handpicked by an exclusive jury.
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30 top startups felicitated at the official Closing Ceremony attended by global leaders, policy makers and partners.
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1 grand winner will take home €100,000 prize value (€25,000 cash + €75,000 in business services)
Application fee: €50 — no additional charges if selected.
Konstantin Notman
CEO - OCSiAl Group
Konstantin Notman is a Category A Director and the Chief Executive Officer of OCSiAl Group, the global leader in the production graphene nanotubes. With a vision to make advanced nanotechnology accessible across industries, Konstantin plays a pivotal role in scaling the impact of graphene nanotubes in electric vehicles, electronics, construction, and beyond.
Konstantin joined OCSiAl more than a decade ago, initially leading the Product Development team, where he helped shape nanotube applications. He later served as President of OCSiAlEurope, spearheading the company’s expansion across the EMEA region and establishing a strong market for nanotube-based technologies.
Before joining OCSiAl, Konstantin accumulated 20 years of experience in the electrotechnical industry, holding senior leadership positions such as Chief Commercial Officer, First Vice President, CEO, and co-owner in large industrial holdings.
Konstantin holds a master’s degree in philosophy and brings a unique combination of strategic thinking and operational leadership to his role. Under his guidance, OCSiAl continues to redefine material performance standards and drive the industrial adoption of nanotechnology worldwide.
Married, father of two sons, passionate about travel—particularly observing marine animals in their natural habitat.

