| Al Sadd Consulting Engineering | Construction |
| Al Safwa International Services Company | Services |
| Al Sahba Foodstuff Trading Company W.L.L. | Food and Beverages |
| Al Sahoo Trading Company LLC | Construction |
| Al Sanabel Al Qataria W.L.L | Agriculture |
| Al Sanabel Livestock & Fooder | Agriculture |
| Al Sarh Real Estate W.L.L. | Real Estate |
| Al Sawari Holding | Real Estate |
| Al Sayed Cleaning Maintenance & Rent a Car | Conglomerates |
| Al Seal Contracting & Trading Company W.L.L | Construction |
| Al Sedriyah Hospitality | Food and Beverages |
| Al Sehmiah Cement Products | Construction |
| Al Shaab International Trading Group | Food and Beverages |
| Al Shahabi Trading Company | Food and Beverages |
| Al Shaheen Holding Q.S.C. | Oil and Gas |
| Al Shahwani & Al Mohannadi Lawyers and Consultants | Services |
| Al Shams Advanced Lighting Technologies (Q.P.S.C.) | Power and Utilities |
| Al Sharq Media Management | Services |
| AL SIAL MANPOWER RECRUITMENT | Conglomerates |
| Al Siraj Electricals | Construction |
| Al Sraiya Engineering Consulting | Construction |
| Al Sraiya Holding Group | Construction |
| Al Sraiya Security Services | Services |
| Al Sraiya Trading and Contracting Company | Construction |
| Al Subah Trading | Conglomerates |
