| Rymdkapital | |
| Rymdstyrelsen | Stockholm |
| S-GROUP Solutions AB | |
| SA DataCom AB | Halland |
| Saab | |
| SaasGenius | |
| Safe IT | Skåne |
| SafeIT Security | Stockholm |
| SafeIT Security AB | |
| Safello AB | |
| Safespring | |
| Safeture AB | |
| SAGA Diagnostics AB | |
| Saga Sleeping Technologies AB | |
| Sagax AB | |
| Sahlgrenska Universitetssjukhuset | |
| Sajkla | |
| Sajtsnickarn web design | Stockholm |
| Sala Sparbank AB (publ) | |
| Salipro Biotech AB | |
| Sally R | |
| Saltside Technologies AB | |
| Saluto | |
| Sambla Group | |
| SamLogic Software | Stockholm |
| Samres AB | |
| Samster AB | |
| Samtrygg AB | |
| Sana Labs AB | |
| Sana Labs AB | |
| Sanctify Financial Technologies | |
| Sandin Design | Halland |
| Sandvik AB | |
| Sanitation 360 | |
| Santander Consumer Bank AS Norge, Sverige Filial | |
| Sarcio AB | |
| Saveggy AB | |
| SaveLend | |
| SAVR AB | |
| Savvy Match | |
| Sawubona IT AB | |
| SBAB Bank AB | Stockholm |
| SBG 18 | |
| SCALINQ | |
| Scandi Group AB | Halland |
| Scandinavian Biopharma | Stockholm |
| Scandinavian ChemoTech AB | |
| Scandinavian Photo | |
| ScandiNova | |
| ScandiSoft AB | Västra Götaland |