| Stena Adactum |
| Sterling (EMEA) Ltd. |
| Sterling Check Corp. |
| Stichting Aandelen Remeha |
| Stichting Anheuser-Busch InBev |
| Stichting Cultural Emergency Response |
| Stichting Ecorys (ALSO: Ecorys Trust) |
| Stichting INGKA Foundation |
| Stichting Nuffic |
| Stichting What Design Can Do |
| Stiftelsen Norrsken Foundation |
| Stiftung Sonett |
| Stirixis SA |
| Stirling Ackroyd Group Limited |
| Stonegate Farmers Ltd |
| Stonegate Food Group Ltd |
| Storm Ventures |
| Storytel AB |
| Stotmeister Beteiligungs GmbH |
| Straive |
| Strategic Agenda (UK) Limited |
| Strathmore University |
| Streets Reimagined Ltd |
| Strengthening Participatory Organization (SPO) |
| Stripe Inc |