| EMSS | e Mentoring for Student Success 
| Others |
| EMSS | East Midlands Shared Services
| Others |
| EMSS | Efficient Multichained Stream Signature
| Others |
| EMSS | ElectroMagnetic Servoactuator System
| Others |
| EMSS | Electronic Maintenance Support System
| Others |
| EMSS | Endpoint Management and Security Suite
| Others |
| EMSS | Endpoint Management Security Suite
| Others |
| EMSS | Enhanced Mobile Satellite Services
| Others |
| EMSS | Enrollment Management Student Success
| Others |
| EMSS | Enterprise Marketing Software Suite
| Others |
| EMSS | European Modeling and Simulation Symposium
| Others |
| EMSS | Event Medical Staffing Solutions
| Others |
| EMSS | Express Managed Security Services
| Others |