Single-A · California League · San Bernardino, California, US · San Manuel Stadium

Inland Empire 66ers

Named for the iconic Route 66 highway that runs through San Bernardino, the Inland Empire 66ers begin a new era in 2026 as the Single-A affiliate of the Seattle Mariners after 15 years with the Angels.

Current Leadership

Ownership

Diamond Baseball HoldingsOwner

Field Staff

Luis CaballeroManager

Sam DelaplanePitching Coach

Josh MorganBench Coach

Performance Staff

Bryanna BrownAthletic Trainer

Luke CarlsonStrength & Conditioning Coach

Historical

Past Ownership

Elmore Sports Group / Dave ElmorePrevious Owner (1993-2024)