| Sacred Heart Church Haiti Twinning Program |
| Saint Anne's Parish, Trouin, Haiti |
| SaKapfet.com |
| Salesians |
| Salvation Army |
| Self-Help Housing Foundation |
| SHEC |
| Small Enterprise Education and Promotion Network (SEEP) |
| Social Development / Poverty Elimination |
| Société Générale Haitïenne de Solidarité |
| Société Haitienne De Anesthesiologie |
| Société Haitienne De Dermatologie |
| Société Haitienne De Obstetrique et de Gynecologie (SHOG) |
| Société Haitienne De Oncologie (SHONC) |
| Société Haitienne De Opthalmologie |
| Société Haitienne De Pédiatrie |
| Société Haitienne De Psychiatrie |
