Keith Grieshaber, a Chesterfield, Mo. native, joined the Otters after a stint in the Los Angeles Angels organization. In 2019, Grieshaber batted .291 with 48 runs, 20 doubles, 42 RBIs and 23 stolen bases. Grieshaber was drafted by the Angels in the 16th round of the 2016 MLB Amateur Draft from Jefferson College. In 2017 with the Angels organization, Grieshaber hit a combined .285 batting average, four home runs, 36 RBIs, 42 runs scored, and 25 stolen bases.