| Šepetamo računalnikom | Central Slovenia |
| Shape d.o.o. | |
| Silicon Gardens | |
| Sinergise Solutions d.o.o. | |
| Sistem24 d.o.o. | Central Slovenia |
| SiWeb | |
| Skupina stroka.si | Carinthia |
| SloGameDev.net | Central Slovenia |
| SLOhosting.com | Drava |
| Slovenia Business | |
| Slovenian Society Informatika | Central Slovenia |
| Slovenska akademija znanosti in umetnosti | |
| Slovenska kreativno inovacijska skupina | |
| Smart AD d.o.o. | |
| Smart Com d.o.o. | |
| Smartis d.o.o. | |
| SMM d.o.o. | |
| Softdata d.o.o. | Central Slovenia |
| SoftNET d.o.o. | Upper Carniola |
| Solidum Capital, LLC | |
| Solve-X | |
| Spica International d.o.o. | Central Slovenia |
| SpinRewriter | Central Slovenia |
| Spletke.si | |
| spletnaPOSTAJA d.o.o. | Central Slovenia |
| Spletnik | Central Slovenia |
| Štajerski tehnološki park | |
| Start:up Maribor | |
| Start:up Slovenija | Central Slovenia |
| Stelkom d.o.o. | Upper Carniola |
| STN Storitve d.o.o. | |
| StorkRegistry.com | Savinja |
| Studio 37 d.o.o. | |
| Studio 8 d.o.o. | |
| Studio Kreator d.o.o. | |
| Studio Nosorog d.o.o. | |
| Studio7 d.o.o. | |
| Studiosignum | |
| Subreality Studio | Central Slovenia |
| T-2 d.o.o. | Central Slovenia |
| Tab Systems, Inc. | Upper Carniola |
| Tabler, Inc. | |
| Tadej Novak | |
| Techtradecenter | Central Slovenia |
| TECOS, Razvojni center orodjarstva Slovenije | |
| Tehnološki park Ljubljana | Central Slovenia |
| Tele-TV d.o.o. | Upper Carniola |
| Telekom Slovenije | Central Slovenia |
| Telemach | Central Slovenia |
| Telematics Conference | Central Slovenia |