| JEMS | Japanese Evangelical Missionary Society 
| Others |
| JEMS | Jay Entertainment and Music Society
| Others |
| JEMS | Jay Entertainment Music Society
| Others |
| JEMS | Jewish Emergency Management System
| Others |
| JEMS | Jobsite Energy Management System
| Others |
| JEMS | John Evans Middle School
| Others |
| JEMS | Joint Embedded Messaging System
| Others |
| JEMS | Joint Employment Management System
| Others |
| JEMS | Joint European Magnetic Symposia
| Others |
| JEMS | Jordyn Emerald Mikey and Sierra
| Others |
| JEMS | Journal and Event Management System
| Others |
| JEMS | Journal of Economics Management Strategy
| Others |
| JEMS | Journal of Emergency Medical Services
| Others |
| JEMS | Journal of Experimental Music Studies
| Others |
| JEMS | Journal of the European Mathematical Society
| Others |
| JEMS | Judicial Enforcement Management System
| Others |
| JEMS | Junior Engineering Math and Science
| Others |