Events and Activities
You can find photos from events on the Photographs page.
Register by June 15, 2025 Defence Summer Party: TAMPERE x DDE x DEFINE Collaboration Celebration
TAMPERE x DDE x DEFINE Collaboration Celebration: Expect a day filled with high-level insights, global perspectives, cutting-edge tech demos, and plenty of community spirit.
Defence Summer Party 18th of June: TAMPERE x DDE x DEFINE Collaboration Celebration
Apply by 26 May 2025 DEFINE BeScaled MasterClass in Arctic15 4th of June
Startups from Finland, Estonia, Sweden, and Latvia: apply to a 1.5h crash course from experts working with the Finnish Defence Forces and NATO.
DEFINE BeScaled MasterClass – Break Into Defence, Faster. Smarter. Together.
Apply by 6th of June 2025 The application for the 3rd DEFINE Accelerator Program is now open
Join our 3-month startup accelerator program to transform your defence and security product into scalable businesses with support from world-class mentors and industry leaders. The program will run from Aug27 until Slush
DEFINE Accelerator backed by Redstone
Past events
22nd - 24th of May 2025 DEFINE Hackathon X Sako
Welcome to the DEFINE Hackathon, where innovation meets practicality! This hackathon is dedicated to exploring the dual use of everyday devices in both civil and defence applications...
DEFINE Hackathon X Sako in May 2025
21st of May 2025 Define Accelerator’s Spring Batch ‘25 Demo Day
Twelve exceptional companies from our latest batch will present their unique solutions shaping the future of Western resilience and technological sovereignty.
DEFINE Accelerator’s Spring Batch ‘25 Demo Day
6th of May 2025 MaanpuolustusAreena at Riihimäki
The nationally and internationally recognized MaanpuolustusAreena will be held in Riihimäki on Tuesday 6th May 2025. The 2025 MaanpuolustusAreena consists of an invitation-only workshop and our partner FiBAN seminar.
MaanpuolustusAreena at Riihimäki 6th May 2025
25th - 27th of April 2025 Darkstar Defence Tech Hackathon 2025
Over one intense weekend, we’re uniting the sharpest minds from Ukraine and NATO to tackle hardcore defence challenges.
Darkstar Hackathon
12th-13th of April 2025 Robotics battle tournament and Hackathon at Riihimäki, April12th-13th 2025
Robotics battle tournament and Hackathon will be held at DEFINE Innovation Hub on April 12th–13th, 2025. Audience entry is free.
Robotics battle tournament and Hackathon
7th of April 2025 Enhancing Warfighter Readiness through Lifestyle and Performance Medicine (Invite only)
Experts come together to discuss the crucial role of holistic health approaches in enhancing military readiness, resilience, and operational effectiveness within military settings across NATO countries.
Enhancing Warfighter Readiness through Lifestyle and Performance Medicine
21st March 2025 DEFINE Accelerator Spring '25 Batch opening
Join us for defence-focused technology accelerator’s second batch opening event. This 3-month program supports startups developing technological solutions with both military and commercial applications.
DEFINE Accelerator Spring ’25 Batch opening
26th of February 2025 Define Accelerator’s Fall Batch ‘24 Demo Day
Twelve exceptional companies from our latest batch will present their unique solutions shaping the future of Western resilience and technological sovereignty.
DEFINE Accelerator Demo Day
Apply now by 3rd Feb 2025 Apply for the Next DEFINE Accelerator Program
Join our 3-month startup accelerator program to transform your defence and security product into scalable businesses with support from world-class mentors and industry leaders. The 2nd program batch starts in March.
DEFINE Accelerator backed by Redstone
18th - 22st November 2024 Defence in the darkness week
Welcome to the darkness – Join us in multiple events around dual use, defence and security during the biggest startup event of the year.
Defence in the darkness
26 - 29th September 2024 DEFINE hackathon at Riihimäki DEFINE 48h hackathon powered by Millog
Welcome to the DEFINE Hackathon, where innovation meets practicality! This hackathon is dedicated to exploring the dual use of everyday devices in both civil and defence applications...
DEFINE Hackathon powered by Millog
7th June 2024 MaanpuolustusAreena at Riihimäki MaanpuolustusAreena is the main event of the year for the defence sector
The major event MaanpuolustusAreena will be held in Riihimäki on the first day of Erämessut. The event will feature speeches from significant actors and decision-makers in national defence...
MaanpuolustusAreena at Riihimäki