| Name | Region |
|---|---|
| SportAI | |
| SSC Networks Norge AS | Buskerud |
| Staaker AS | |
| Stacc | |
| Stacc Escali AS | Hordaland |
| Stack by.me AS | |
| Star Information Systems AS | Trøndelag |
| Start Norge | Agder |
| Startup Campus | |
| Startup Extreme | |
| Startup Norway | |
| Startuplab | |
| Startupmatcher | Oslo |
| Stayonline AS | Østfold |
| Steinerhøyskolen | |
| Stem Agency | |
| Sterk Services | Møre og Romsdal |
| Storebran | |
| StormGeo | |
| Strise | Oslo |
| Stødle Computer Software & Consulting | Troms |
| Subsys AS | Oslo |
| SumSoft AS | Møre og Romsdal |
| Sunnaas sykehus HF | |
| Sunndal Sparebank | |
| SuperOffice AS | |
| SuperOffice Norge AS | Oslo |
| Surftown Norge | Oslo |
| Susoft | Hordaland |
| Sustie | |
| Swarm64 AS | Oslo |
| Swedbank Norge | |
| Sykehuset i Vestfold HF | |
| Sykehuset Telemark | |
| Synergy SKY | |
| Syscom AS | Oslo |
| Syse | Vestfold |
| Systek AS | Oslo |
| T&G Elektro | Akershus |
| Targovax ASA | |
| TCP Data | Rogaland |
| Tech Data Norge AS | |
| Techmakers | |
| Techstep ASA | |
| Tek.no | Oslo |
| Teknisk Ukeblad Media AS | Oslo |
| Teknologihuset | |
| Telemarksforsking | |
| Telenor AS | Akershus |
| Telenor Group | Akershus |