| SoftIQ Technologies Ltd | |
| Softlink Chain Ltd | Nairobi |
| Softlink Options | Nairobi |
| Softlink Options Ltd | Nairobi |
| SoftMas Solutions KE | Nairobi |
| Software Technologies Ltd | Nairobi |
| Sokowatch, Inc. | Nairobi |
| Solution Bridge International | Nairobi |
| South Eastern Kenya University | |
| Specicom Technologies Ltd | Nairobi |
| Spire Bank Kenya | Nairobi |
| Spotted Anywhere Ltd | Nairobi |
| Sprout Media | Nairobi |
| St. Paul's University | |
| Stanbic Bank Kenya | Nairobi |
| Standard Chartered Bank Kenya Ltd | Nairobi |
| StartUpAfrica | Nairobi |
| Stationcom | Nairobi |
| Strathmore University | Nairobi |
| Studialabs | |
| StudioSaba CreACTIVE | Nairobi |
| Sukhiba | |
| SunFunder | Nairobi |
| Sunpawa | Nairobi |
| Swahilipot Hub | Nairobi |
| Swiftweb Technologies | Nairobi |
| Symatech Labs | Nairobi |
| Taimba Ltd | |
| Tanda Africa | |
| Task Bee | |
| TBL Mirror Fund | Nairobi |
| TechArena | Nairobi |
| TechCloud Technologies | |
| Techkidz Africa | |
| TechMoran | Nairobi |
| TechMtaa | Nairobi |
| Technology TODAY Ltd | Nairobi |
| TechTrendsKE | Nairobi |
| Techweez | |
| TeleSky Ltd | Nairobi |
| The Baobab Network | Nairobi |
| The Copy Cat Ltd | Nairobi |
| The East African Marine System Ltd | Nairobi |
| The Kijiji | |
| Thebhub | Nairobi |
| Thehub | |
| TLcom Africa | Nairobi |
| Transfy | |
| Trio Digital Kenya | Nairobi |
| Tripleaim Software | Nairobi |