Tacoma Rainiers Roster & Staff
SEA Transactions
| Date | Transaction |
| 05/11/24 | RHP Gregori Arrieche assigned to DSL Mariners. |
| 05/11/24 | 2B Joshua Francis assigned to DSL Mariners. |
| 05/11/24 | RHP Cristian Aray assigned to DSL Mariners. |
| 05/11/24 | Seattle Mariners sent RF Dominic Canzone on a rehab assignment to Tacoma Rainiers. |
| 05/10/24 | Seattle Mariners signed free agent RHP Gregori Arrieche to a minor league contract. |
| 05/08/24 | RHP Carlos Jaspe assigned to DSL Mariners. |
| 05/08/24 | RHP Jheifer Ramirez assigned to DSL Mariners. |
| 05/08/24 | Seattle Mariners selected the contract of LHP Kirby Snead from Tacoma Rainiers. |
| 05/08/24 | Seattle Mariners optioned RHP Emerson Hancock to Tacoma Rainiers. |
| 05/07/24 | RHP Erick Lanza assigned to DSL Mariners. |
| 05/07/24 | OF Manuel De Cesare assigned to DSL Mariners. |
| 05/07/24 | Tacoma Rainiers activated RHP Mauricio Llovera from the 7-day injured list. |
| 05/06/24 | OF Curtis Washington Jr. assigned to ACL Mariners from Everett AquaSox. |
| 05/06/24 | Everett AquaSox transferred CF Victor Labrada to the Development List. |
| 05/06/24 | Everett AquaSox activated RHP Tyler Cleveland. |
| 05/06/24 | Everett AquaSox activated OF Colin Davis from the 7-day injured list. |
| 05/06/24 | OF Curtis Washington Jr. assigned to ACL Mariners from Everett AquaSox. |
| 05/06/24 | RHP Tyler Cleveland assigned to Everett AquaSox from Modesto Nuts. |
| 05/06/24 | RHP Tyler Cleveland assigned to Everett AquaSox from Modesto Nuts. |
| 05/03/24 | Modesto Nuts sent RHP Tyler Cleveland on a rehab assignment to ACL Mariners. |
| 05/03/24 | Arkansas Travelers sent RHP Jimmy Joyce on a rehab assignment to ACL Mariners. |
| 05/03/24 | LHP Chandler Brierley assigned to ACL Mariners. |
| 05/03/24 | Modesto Nuts sent RHP Tyler Cleveland on a rehab assignment to ACL Mariners. |
| 05/03/24 | RHP Matt Tabor assigned to ACL Mariners from Everett AquaSox. |
| 05/03/24 | RHP Francisco Pazos assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | LHP Harold Melenge assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Jose Romero assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | C Sebastian De Andrade assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Jeter Martinez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Gleiner Diaz assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Wuilliams Rodriguez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | SS Dervy Ventura assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | OF Kelvin Alcantara assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | 1B Jarrod Belbin assigned to ACL Mariners from Modesto Nuts. |
| 05/03/24 | SS Felnin Celesten assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Dylan Wilson assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | SS Martin Gonzalez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | C Carlos Gonzalez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | Modesto Nuts sent RHP Tyler Cleveland on a rehab assignment to ACL Mariners. |
| 05/03/24 | Modesto Nuts sent RHP Tyler Cleveland on a rehab assignment to ACL Mariners. |
| 05/03/24 | 1B Jarrod Belbin assigned to ACL Mariners from Modesto Nuts. |
| 05/03/24 | Arkansas Travelers activated RHP Blas Castano. |
| 05/03/24 | Arkansas Travelers sent RHP Jimmy Joyce on a rehab assignment to ACL Mariners. |
| 05/03/24 | RHP Jose Romero assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | SS Martin Gonzalez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | C Sebastian De Andrade assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Jeter Martinez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Gleiner Diaz assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | RHP Wuilliams Rodriguez assigned to ACL Mariners from DSL Mariners. |
| 05/03/24 | SS Felnin Celesten assigned to ACL Mariners from DSL Mariners. |