| Saxton Bampfylde Employee Ownership Trust |
| Sayed & Nadia Consultancy Inc. |
| SC FISCHER INTERNATIONAL SRL |
| SC Johnson & Son Inc |
| SCA Initiative Community Interest Company |
| Scatec Solar ASA |
| School of International Futures |
| Schwarz Beteiligungs-KG (Schwarz Group) |
| Science Museum |
| Scottish Water |
| Scottish Widows Group Limited |
| Scottish Youth Theatre |
| Scrumbles Ltd |
| Se Rasgum Producoes LTDA |
| SEBCON (Pvt) Ltd |
| Secureworks |
| Security Alpha Group Bulgaria Ltd. |
| Seeds of Change |
| Seiko Epson Corporation |
| Seiko Group |
| Seiko Holdings Corp |
| Select Service Partner UK Limited |
| Selvanomos |
| Semapa |
| Sentientxt Creative Services Limited |