| CHIEF STEWARDS | ||||
| Location | Name | Work Phone | Cell Phone | |
| Production | Chief/Granulating | Demetrius Freeman | 760-514-6447 | 760-792-1386 |
| Shipping | Chief/Yard | Trinnie Esquivel | 760-590-4293 | 760-590-4293 |
| Maintenance | Chief/Maint | |||
| Mine | Chief/Mine | Bo Rivera | 661-435-9886 | |
| SHOP STEWARDS | ||||
| Department | Shift | Name | Work Phone | Cell Phone |
| Group I - Mine Operations | ||||
| Mine | B | Kevin Martz | 760-514-5973 | 760-559-4146 |
| Mine | C | Ryan McAffee | 661-886-1057 | |
| Mine | A | Cliff Gregory | 760-559-3325 | |
| Group II - Mine Moble Maint. | ||||
| Truck Shop | A | Carla Mower | 760-486-8145 | |
| Truck Shop | A | Jordan Blackwell | 760-694-7601 | |
| Group III - Dissolving/Thickening & Granulating | ||||
| MDDK | C | Jonathan Wilson | 7251 | 760-900-0643 |
| MDDK | ||||
| MDDK | ||||
| 2, 3, 4 | B | Josh Roacho | 760-490-1904 | |
| 2, 3, 4 | B | Matt Ince | 760-792-7986 | |
| 2, 3, 4 | ||||
| Group IV - Cogen Department | ||||
| Huy Truong | 760-514-7463 | 760-887-9992 | ||
| Group V - Shipping, Warehouse, and Fusing | ||||
| Shipping | A | Doug Bearden | 760-373-0373 | |
| Plant 9 | A | Donny Moore | 661-816-3864 | |
| Fusing | C | Jeronimo Duarte | Disability | 661-865-4281 |
| Shipping | A | Keith York | 213-725-1823 | |
| Shipping | A | The Vinh | 760-447-2281 | |
| Group VI - Maintenance Dept. | ||||
| I/E | Days / M-Th | Josh Stone | 850-450-4485 | |
| I/E | Days / M-Th | Terry Vickers | 760-508-5328 | |
| Millwright | Days / M-Th | Tim Depue | 760-514-7428 | 760-447-2097 |
| Utility | Days / M-Th | Keith Brown | 661-435-6297 | |
| Minor Mod | ||||
| Millwright | Days / M-Th | Jeremy Montanez-Rogers | 818-425-0873 | |
| Reliability | ||||
| Group VII - BAP | ||||
| BAP | A | Tom Owens | 760-514-6774 | 760-792-9106 |
| Group VIII - Lab | ||||
| Lab | Days / M-F | Martin Navarro | 7642 | 661-428-4177 |
| Group IX - Pilot Plant | ||||
| Group X - Engineering Dept. | ||||
| Group XI - Supply Warehouse | ||||
