The four roots of these holdings — railways, energy, fuel and information systems — are the assets a continent depends on when it has to move an army. Military mobility is a question of gauge, axle load, bridge classification and corridor control before it is a question of doctrine; sustainment is a question of fuel, storage and pipeline; command is a question of software. Exposure to defence therefore begins one layer beneath the platforms, in the infrastructure that decides whether platforms arrive at all.
Positions are taken across the stack rather than on a single programme: energetics and precision manufacture at the base, sensing and effectors in the middle, autonomy and command software above. The bias is towards capacity that takes years to qualify and cannot be improvised — the part of the industry where patient capital is the condition of entry rather than merely an advantage. Holdings sit on both shores of the Mediterranean and both sides of the Atlantic, a spread the sector imposes rather than the families prefer: export control, offset obligation and national security screening decide what may be owned, and by whom.
Rearmament is a political cycle and will in time turn. The families underwrite on that assumption: assets are chosen for what they remain worth to a sovereign customer through a downturn — plant, land, certified processes, cleared people, installed base — not for the height of an order book. Against the horizon applied to this vertical, a three-year minimum term is a short commitment.