| Seko Logistics | Transport |
| Self Drive Car Rental WLL | Transport |
| Self Drive Car Rental WLL | Transport |
| SEMAC QATAR W.L.L | Services |
| SEMAC QATAR W.L.L | Services |
| Sendian Group | Conglomerates |
| Sendian Group | Conglomerates |
| Sentor Electrical Trading | Construction |
| Sentor Electrical Trading | Construction |
| Serve You On System | Information Technology |
| Serve You On System | Information Technology |
| SERVYOND Group, Qatar | Conglomerates |
| SERVYOND Group, Qatar | Conglomerates |
| Seven Hills Trading & Contracting W.L.L | Construction |
| Seven Hills Trading & Contracting W.L.L | Construction |
| SEVEN STARS TRADING & GENERAL SERVICES | Conglomerates |
| SEVEN STARS TRADING & GENERAL SERVICES | Conglomerates |
| Severn Glocon Qatar | Conglomerates |
| Severn Glocon Qatar | Conglomerates |
| Shafqat Building Materials WLL | Construction |
| Shafqat Building Materials WLL | Construction |
| Shaheen Electrical Works & Trading W.L.L | Industrial Manufacturing |
| Shaheen Electrical Works & Trading W.L.L | Industrial Manufacturing |
| Shaheen Jewellery WLL | Conglomerates |
| Shaheen Jewellery WLL | Conglomerates |
