Organization of public interest with a legal personality, the Port of Brussels has four groups of public shareholders whose shares are distributed as follows:
- The Brussels-Capital Region, which holds 58,05% of the capital;
- The City of Brussels, which holds 33,40% of the capital;
- The 8 municipalities shareholders of the former Canal Company (Molenbeek-St-Jean, Saint-Gilles, Anderlecht, Saint-Josse-ten-Noode, Ixelles, Koekelberg, Etterbeek, Schaerbeek) who hold together 4,88% of the capital;
- The Brussels-Infrastructure-Finance s.a., subsidiary of the Brussels regional company of investment, which holds 3,67% of the capital.