| Electronic Musical Instrument Services | Academic & Science |
| Expenditure Management Information System | Accounts and Finance |
| Emisphere Technology, Inc. | Business |
| Electronic Materials Information Service | Business |
| Egton Medical Information Systems | Business |
| Emis | Business |
| Emergency Management Information System | Business |
| Education Management Information Systems | Business |
| Electronic Management Information System | Business |
| Event management and Interaction System | Business |
| Education Management Information System | Business |
| Environmental Management Information System | Business Management |
| Education Maintenance Intelligence Support | Community |
| Educational Management Instructional System | Community |
| Educational Management Information System | Community |
| Eastern Mediterranean International School | Community |
| East Mooresville Intermediate School | Community |
| Engineering Modeling Information System | Computing |
| Eurescom Management Information System | Computing |
| Enterprise Management Information Services | Computing |
| Engineering Management Information and Systems | Educational Degree |
| Emerging Markets Information System | General |
| Engine Motor Interface System | General |
| Emerging Markets Information Service | General |
| Evangelism and Missions Information Service | General |
| Environmental Marine Information System | Governmental |
| Energy Management Information System | Governmental |
| Emergency Medical Information System | Medical |
| Electro Magnetic Interpretation System | Physics Related |
| European Mathematical Information Services | Regional |
| European Mathematical Information Service | Regional |
| Emission | Space Science |