
The Battery Day in Arnhem is a one‑day conference held on 25 September 2025 at Cleantech Park (Industriepark Kleefse Waard), where Dutch battery pioneers, policymakers, startups, researchers, corporates and investors gather to connect, explore the latest innovations and funding opportunities, and strengthen the national battery ecosystem.

Vakbeurs Energie, Den Bosch
The Vakbeurs Energie in Den Bosch is the Netherlands’ largest three‑day business platform for the built environment’s energy transition, held at the Brabanthallen in early October (October 7–9, 2025), bringing together around 450 exhibitors and over 20,000 professionals for networking, knowledge sessions, and showcasing innovations in sustainable energy, smart grids, storage, and building systems.
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Innovate Experience, Arnhem
The Innovate Experience in Arnhem is a free, one-day innovation festival held at Musis Arnhem—scheduled for Friday, October 10, 2025—where over 100 startups, designers, researchers and companies present interactive exhibits, workshops, talks and networking sessions to showcase next‑generation solutions across themes like energy, AI, sustainability and social innovation.
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The Business Booster, Lisbon
The Business Booster in Lisbon is the annual two‑day flagship event by EIT InnoEnergy—scheduled for 22–23 October 2025 at the FIL in Lisbon—bringing together over 150 sustainable energy innovators, startups, investors, policymakers, and industry leaders to showcase cutting‑edge clean‑tech solutions and foster strategic networking and deal‑making.
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