Alberto Grimaldi is the head of Seaboard Corporation. He is featured in Half-Lives: The First Luisa Rey Mystery - which consists of chapters 3 and 9.
Alberto Grimaldi is the head of Seaboard Corporation, the owners of Swannekke Island and the developers of the HYDRA project. He is the political enemy of Lloyd Hooks, the Energy Guru. Although Grimaldi believes that he is in control of Bill Smoke, in reality it is Hooks who is controlling the situation. Grimaldi, Isaac Sachs, and ten others are killed in a plane explosion, ordered by Hooks.