Mark Dias
From Halopedia, the Halo wiki
Mark Dias is an American actor. His career began in 1987 with the video game Nightforce.
He voices Private Manuel Mendoza in Halo: Combat Evolved and Halo PC. Interestingly enough, another of his credits is Mario Golf 64, a game in which fellow voice actors Mike Madeoy (Later Private Bisenti) and Jen Taylor (Later Cortana) also contributed.
