| ID | Name | Class | County | Valid Year | Status |
|---|---|---|---|---|---|
| 3334 | SION MEDICAL LABORATORY | B | NAIROBI | 2025 | ACTIVE |
| 3335 | SIPILI HOSPITAL | B | LAIKIPIA | 2025 | ACTIVE |
| 3336 | SIPILI MATERNITY AND NURSING HOME LTD | E | LAIKIPIA | 2025 | ACTIVE |
| 3337 | SIPILI MATERNITY AND NURSING HOME ANNEX | E | LAIKIPIA | 2025 | ACTIVE |
| 3338 | SIRIBA NURSING HOME LIMITED | C | WAJIR | 2025 | ACTIVE |
| 3339 | SIRON FAMILY HEALTH CENTRE LIMITED | C | KIAMBU | 2025 | ACTIVE |
| 3340 | SIRON MEDICAL CENTRE LIMITED | C | KIAMBU | 2025 | ACTIVE |
| 3341 | SISIT MEDICAL SERVICES LIMITED | B | UASIN GISHU | 2025 | ACTIVE |
| 3342 | SISMEXY DIAGNOSTIC AND MEDICAL CENTRE | B | NYAMIRA | 2025 | ACTIVE |
| 3343 | SISTER FREDAS MEDICAL CENTRE | D | TRANS NZOIA | 2025 | ACTIVE |