SOLD
Quantum Systems Secures $1.2 Billion In Series D Funding Led By Blackstone, Airbus And Advent
Building Size
—
Asset Type
—
Closing
Jul 2, 2026
About this deal
AI
Quantum Systems, a German autonomous defense systems startup, raised $1.2 billion in a Series D funding round at an $8 billion post-money valuation. The funding was co-led by Blackstone, Noteus, Airbus, and Advent International, with participation from Bond, Fidelity Management and Research Company, Balderton Capital, and HV Capital.
Summary of transaction details:
- Deal Type: Series D
- Transaction Amount: $1,200,000,000
- Post-Money Valuation: $8,000,000,000
- Headquarters Location: Gilching, Germany
- Founders: Florian Seibel, Dr. Michael Kriegel, Tobias Kloss, and Armin Busse
- Notable Investors: Blackstone, Noteus, Airbus, Advent International, Bond, Fidelity Management & Research Company, Balderton Capital, HV Capital
Florian Seibel, co-CEO and co-founder, indicated that the profitable company will utilize the new capital to expand its production capacity, strengthen its supply chain, scale deliveries across allied markets, and continue investing in software and AI capabilities for its unmanned land, air, and sea systems.
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Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
5.80%
Cash-on-Cash
-1.66%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93