| Streamify AB | |
| Strike Pharma AB | |
| Strikersoft AB | |
| Strivo AB | |
| StromaBio | |
| Strossle | Stockholm |
| Strukturdata i Stockholm AB | Stockholm |
| StruSoft AB | |
| STTS – Södermalms talteknologiservice AB | Stockholm |
| StudyBee | |
| Stunlock Studios | Västra Götaland |
| SU Inkubator | Stockholm |
| Substly AB | |
| Sum Health AB | |
| SumedaTech | Västernorrland |
| Summera Support | Stockholm |
| Sun Labs Nordic AB | |
| SunRoof | |
| Sup46 | Stockholm |
| Suptask | |
| Surfboard Payments AB | |
| Surgical Science Sweden AB | |
| Surikat AB | Västra Götaland |
| SurveyLegend AB | |
| Sustain Change AB | |
| Sustainable Energy Solutions Sweden Holding AB | |
| SustainLab Sweden AB | |
| Sustera | |
| Suturion AB | |
| Svar Life Science | |
| Svea Solar | |
| Svensk Plastatervinning | |
| Svenska Grindmatriser AB | Östergötland |
| Svenska Infobyte AB | |
| Svenska institutet | |
| Svenska Tecknare | |
| Svenskalag AB | |
| Sveriges Handelskamrar | |
| Sveriges lantbruksuniversitet | Uppsala |
| Sveriges universitets- och högskoleförbund | Stockholm |
| SVT Nyheter | |
| Swanholm Technology AB | |
| Swashoo AB | |
| Sweden Food Tech AB | |
| Sweden Game Arena | |
| SwedenBIO | |
| Swedia Capital | |
| Swedish Algae Factory | |
| Swedish Cleantech | |
| Swedish Connect Technologies AB | Stockholm |