Quantum Systems raises $1.2bn at an $8bn valuation

This article was published on July 3, 2026 The Munich drone maker, deployed across Ukraine, has more than doubled its valuation in under a year. Blackstone and Airbus co-led one of the largest European defence rounds on record, and a merger with rival Stark is now on the table. Europe has a new defence-tech heavyweight. Quantum Systems, a German maker of autonomous drones, has raised $1.2bn and more than doubled its valuation to about $8bn. It is one of the largest rounds ever for a European defence startup. The Bavarian company announced the Series D on Thursday. Blackstone, Noteus, Airbus, and Advent co-led it. Bond, Fidelity, Wellington Management, A.P. Moller Holding, and returning backers Balderton and HV Capital also joined. The raise lifts Quantum Systems to roughly €7bn, up from about €3bn late last year. Quantum Systems builds unmanned systems for air, land, and sea. Its vertical-takeoff drones fly reconnaissance and battlefield-intelligence missions. A software layer called MOSAIC UXS ties the hardware, sensors, and counter-drone tools into one network. The company says it is profitable, with double-digit margins. Revenue doubled to about €300mn in 2025. This is not a lab