"I'm very pleased with the coaching staff we have assembled," said Jerry Dipoto, the Mariners president of baseball operations.

The Seattle Mariners typically promote from within their coaching ranks, but they went outside the organization for two new hitting coaches.

Returning to the Mariners’ staff for 2025 are Manny Acta, Tony Arnerich, Trent Blank, Danny Farquhar, Perry Hill, Edgar Martinez, Kristopher Negrón, and Pete Woodworth. Acta transitions to bench coach, while Martinez takes on a new role as senior director of hitting strategy. Negrón moves to third base coach.

The Seattle Mariners new coach went on the Foul Territory Podcast on Tuesday to talk about his role with the team following his decade-long stint with the Atlanta Braves.

The Seattle Mariners made the hiring of their new hitting coach official and made a number of other changes for the coming season.

The Mariners are expected to formally announce their 2025 coaching staff in the coming days, potentially as soon as Tuesday, and Edgar Martinez will indeed return but in a broader role, specifically overseeing the club’s overall hitting program,

The Seattle Mariners announced their full 2025 coaching staff on Tuesday, less than 24 hours after Daniel Kramer of MLB.com reported that their crew would include a pair of new hitting coaches to assist in their efforts to rejuvenate their offense.

The Seattle Mariners have moved closer to finalizing their MLB coaching staff for the 2025 season and could make it official in the coming days. The team is set to announce the addition of two new hitting coaches and also confirm that Edgar Martinez will still have a major role and oversight on the Mariners’ overall hitting philosophy.

Carson Vitale, who has been with the Mariners since the COVID 2020 season, is leaving the organization to join the Miami Marlins.