Bobby Crosby, who was the 2004 American League Rookie of the Year while playing for the A's, began his coaching career last year with the Double-A Midland Rockhounds. This will be Crosby's first year managing at the professional level. Crosby played in the Major Leagues for eight seasons and rehabbed with the Ports back in 2005. Selected by the Oakland Athletics in the first round (25^th pick) of the 2001 MLB Draft and signed by Stockton Ports Manager Rick Magnante (2015-2018), Crosby played in 747 Major League games recording 62 homers and 276 RBIs. In 2010, Crosby spent time with the Pittsburgh Pirates, Arizona Diamondbacks and ended his professional playing career with the Milwaukee Brewers.

Pitching Coach Chris Smith will enter his second season as a coach, but is no stranger to the Athletics organization. Originally drafted by the Boston Red Sox in 2002, Smith spent time in the Brewers, Mariners, and Padres organizations before signing a Minor League contract that landed him with the A's in 2015. Smith was added to the A's 40-man roster in 2016 and pitched in Oakland during the 2016 and 2017 seasons.

Brian McArn won't be far from where he makes his off-season home in Elk Grove, Calif. McArn was a coach with the Ports for the last three seasons and from 2011-2012 and 2014-2015 as well. This baseball season will be McArn's 23nd overall as a hitting coach in the Athletics' system. Prior to joining the A's organization, McArn served as the hitting coach for the Single-A Vermont Expos in the New York-Penn League and was an assistant coach at American River Junior College in Sacramento.

This is Javier Herrera's first season with the Stockton Ports, and he served his first season as a coach for the Arizona Athletics in 2019. Herrera is a former outfielder who has played for nearly 15 seasons in both professional and independent ball, including a full season with the Stockton Ports in 2007. Herrera was named MiLB All-Star on three separate occasions (Northwest League in 2004, Midwest League in 2005, Eastern League in 2013) and was the Northwest League Player of the Year in 2004

Henry Torres enters his seventh season with the A's, working for the Las Vegas Aviators last year.

This is Athletic Trainer Nick Voelker's first year with the Ports. Voelker enters his third season with the Athletics, working for the Arizona A's Gold last year.

Vic Zapein is returning for his 16th season as the Ports Clubhouse Manager. Zapien began his career with the Ports in 2003 as their bat boy and was promoted to Clubhouse Manager in 2004. Zapien has acted as the California League All-Star Team Clubhouse Manager three times in 2007, 2011 and 2013 and was honored with the Claifornia League Clubhouse Manager of the Year award three times in 2010, 2015 and 2017. 

Zapien currently resides in Stockton with his daughter Amya Zapein, who you frequently see around the ballpark acting as his Clubhouse Assistant.