| SEESA | School Environmental Effects on Student Achievement 
| Others |
| SEESA | Small Enterprise Employers of South Africa
| Others |
| SEESA | South East Edmonton Seniors Association
| Others |
| SEESA | South East Electricity Substation Alliance
| Others |
| SEESA | South East England Substations Alliance
| Others |
| SEESA | Stanford Ethiopian and Eritrean Students' Association
| Others |