The NATO Innovation Fund, a new entity designed to bolster allied security, just made its first Finnish investment in a startup whose hydrogen-powered airships can monitor 30,000 sq km from a single base. Finnish deeptech startup Kelluu secured €15 million in a Series A funding round, according to Resilience Media. The €15 million capital infusion supports the expansion of autonomous aerial intelligence capabilities for critical intelligence, surveillance, and reconnaissance (ISR) needs, with its airships capable of monitoring vast areas, as reported by Sifted.
Deeptech startups often face significant hurdles in securing funding due to long development timelines. However, Kelluu's proven autonomous aerial intelligence technology has attracted a major strategic investor in NATO, signaling a departure from traditional defense procurement.
Expect to see an acceleration of strategic defense investments into European deeptech companies, driving rapid innovation and deployment of advanced security solutions across NATO member states.
Kelluu's Autonomous Airship Advantage
- Kelluu operates the largest fleet of autonomous airships globally, designed for intelligence, surveillance, and reconnaissance (ISR), according to Sifted.
- These hydrogen-powered airships can remain airborne for over 12 hours and monitor up to 30,000 sq km from a single base, as also reported by Sifted.
Kelluu's long-endurance autonomous airships are a critical strategic ISR solution. They offer persistent, wide-area surveillance, proving more cost-effective and less detectable than traditional air or satellite assets.
NATO's Inaugural Finnish Investment
The NATO Innovation Fund (NIF) led Kelluu's Series A round, its first investment in a Finnish company, according to Tech Funding News. NIF's move signals a strategic pivot: it directly invests in cutting-edge deeptech within allied nations to enhance collective defense. NIF's strategic pivot prioritizes agile innovation over traditional defense procurement.
Deeptech's Role in Modern Defense
Kelluu generates approximately 80% of its revenue from government customers, according to Resilience Media. Kelluu's 80% revenue from government customers proves immediate, significant market demand for its technology within national security. Its current airships offer 12 hours of airtime and a 200km range, according to Resilience Media. Its current airships' 12 hours of airtime and 200km range provide persistent, flexible surveillance options, directly addressing critical defense needs. The investment accelerates this proven model, fostering a European defense technology ecosystem built on rapid deployment and real-world utility.
Future Trajectory for Aerial ISR
Kelluu secured €15 million in Series A funding, according to Tech Eu. The €15 million capital infusion enables the company to scale operations and accelerate autonomous airship development. The expansion could significantly influence global ISR markets, providing NATO and allies enhanced strategic surveillance options by 2027.
If this investment model proves successful, it appears likely that NATO will continue to aggressively back European deeptech, reshaping the continent's defense innovation landscape.










