Luxembourg’s first defence unicorn combines combat-validated C-UAS capability with cyber, EW and C2 – and positions as a pan-European procurement platform under ReArm Europe. In one of the most significant European defence technology transactions of 2026, Collective Defence has acquired Asterion – combining its cyber defence and threat intelligence capabilities with Asterion’s operationally proven counter-UAS systems in a deal that values the combined business at over US$1 billion. The transaction, led by specialist defence investor C5 Capital and backed by sovereign investors, establishes Luxembourg’s first defence unicorn and one of the largest privately held defence technology platforms in Europe. The…
