| Samar State Polytechnic College | Academic & Science |
| SSPC The Society for Protective Coatings | Academic & Science |
| Student to Student Peer Counseling | Academic & Science |
| Southern States Packaging Company | Business |
| South Sea Pearl Consortium | Business |
| Sport Star Publishing Company | Business |
| Steel Structures Painting Council (1950–1997) | Business |
| Sporting Shooters Pistol Club | Community |
| Senate Scholarships and Prizes Committee | Community |
| Standing Standard Project Committee | Community |
| Society for the Study of Psychiatry and Culture | Community |
| Summer Strings Practice Camp | Community |
| Society for the Study of Peace and Conflict | Community |
| Scottish School of Primary Care | Community |
| Solid State Power Controller | General |
| Southern Sudan Peace Commission | General |
| System Storage Productivity Center | General |
| Squared Semi Partial Correlation | General |
| Slope Stability Probability Classification | General |
| Self-Service Postal Center | General |
| Steel Structures Painting Council | Governmental |
| Statewide Suicide Prevention Council | Governmental |
| Scottish Solicitors Property Centre | Governmental |
| Spacelab Stored Program Command | Governmental |
| Spanish for Specific Purposes Certificate | International |
| Solid State Pharmaceutical Centre | Medical |
| Solid State Pharmaceutical Cluster | Medical |
| Scottish Solicitors Property Centres | Regional |
