Billion-dollar funding round for Quantum Systems

Quantum Systems has closed a Series D funding round of one billion euros (1.2 billion dollars). In a press release, the company stated that... drone manufacturers The new post-money valuation is approximately seven billion euros (eight billion dollars). Blackstone, Noteus, Airbus, and Advent are jointly leading the round. Bond, Fidelity Management & Research Company, Wellington Management, AP Moller Holding, Elephant Lake Ventures, and existing investors Balderton and HV Capital are also participating.

With this funding, Quantum Systems aims to accelerate the expansion of its networked autonomous systems for air, land, and sea. The company is relying on an interoperable system family powered by mission software. Mosaic UXS is interconnected.

In parallel, Quantum Systems and Airbus Defence and Space are expanding their strategic cooperation. Both companies aim to jointly advance the development of sovereign European defense technologies.

Capital flows into production and AI

Specifically, Quantum Systems is investing the funds from the financing round in expanding its production capacities, securing supply chains, scaling the delivery infrastructure in allied markets, and further developing software and AI.

Florian Seibel, Co-CEO and Co-Founder of Quantum Systems, comments:

“The future is unmanned. Defense will be shaped by autonomous systems that collaborate in real time across various operational areas. With Quantum Systems, we are building a next-generation Neo-Prime that has the potential to fundamentally change defense as we know it today. We are profitable, deployed globally, and with our latest funding round, we now have more than $1.2 billion in additional firepower to consistently implement our strategy.”

And Jonas Jarosch, CFO of Quantum Systems, adds:

“Quantum Systems has built a financial profile that sets new standards in the defense sector: triple-digit growth, double-digit profitability and disciplined execution in scaling.”

According to the company, Quantum Systems' systems completed more than 19,000 missions in Ukraine alone in 2025. At the same time, the company expanded its production presence in Germany, Ukraine, the United States, Australia, Romania, the United Kingdom, and the Baltic states.

That convinced the investors, too. Zoé Fabian-Frey, General Partner at Noteus, says:

“Quantum Systems represents the growing strength of the European deeptech and defense ecosystem. The company has demonstrated how software, AI, and operational implementation can further develop unmanned systems into scalable, sovereign multi-domain capabilities.”