Right-handed pitcher Jacob Marquez joins the Colt 45s after his freshman season at Santa Rosa Junior College. Pitching primarily in relief for the Bear Cubs in 2019, Jacob was 2-0 with 1.52 ERA. striking out 16 in 23.2 innings of work. SRJC advanced to the CCCAA Super Regional at Los Medanos, where Marquez was called on to put in his longest stint of the season in the final game, allowing just one run over 5.2 relief innings to keep his team alive in a 2-1 game they eventually lost in 10 innings. Marquez attended Maria Carrillo High School in Santa Rosa and played briefly in the summer of 2019 for the Santa Rosa Rosebuds.