| Al Ayed Transportation | Saudi Arabia |
| Al- Nafie Steel | Saudi Arabia |
| Al Qaryan Steel Company | Saudi Arabia |
| Al Rashed Building Materials | Saudi Arabia |
| Al Yamamah Company for Reinforcing Steel Bars | Saudi Arabia |
| Al Yamamah Steel Industries | Saudi Arabia |
| Alixpartners | United States |
| Al-Jazera Factories for Steel Products Co. Ltd. | Saudi Arabia |
| Al-Shareef sons Company | Saudi Arabia |
| Arabian Refractories Factory Company - Harariyat | Saudi Arabia |
| ARAMCO | Saudi Arabia |
| ArcelorMittal | Saudi Arabia |
| Bahrain Steel | Bahrain |
| Bait Al-Tatawor | Saudi Arabia |
| Bawan Metal Ind. Co | Saudi Arabia |
| Beckers | Germany |
| Consultant | India |
| Danieli | Italy |
| Danieli | Italy |
| Emirates Steel | UAE |
| Emirates Steel | UAE |
| FAOLATH | Bahrain |
| Fastmarkets | UK |
| GAMI | Saudi Arabia |
| Hadeed | Saudi Arabia |
| Indian Steel Association | India |
| Industrial Cluster | Saudi Arabia |
| Industrial Clusters | Saudi Arabia |
| Iron & Steel Review | India |
| Jindal Steel | India |
| Kallanish | UK |
| Kalyani Steels | India |
| Korea Zinc | South Korea |
| Madar Building Materials Co. | Saudi Arabia |
| Masdar Building Materials | Saudi Arabia |
| MEIM | Saudi Arabia |
| MetalExpert | Ukraine |
| MeSteel | UAE |
| Metinvest | Ukraine |
| Midrex | USA |
| MODON | Saudi Arabia |
| NAMAA | Saudi Arabia |
| National Committee for Steel Industry | Saudi Arabia |
| National Industrial Development and Logistics Program | Saudi Arabia |
| NCSI | Saudi Arabia |
| NEOM | Saudi Arabia |
| NPMO | Saudi Arabia |
| Rajhi Steel Industries Company Ltd | Saudi Arabia |
| Sabic | Saudi Arabia |
| SABIC | Saudi Arabia |
| Salem Bin Yamani | Saudi Arabia |
| Sankyu | Saudi Arabia |
| Saudi Arabian General Investment Authority (SAGIA) | Saudi Arabia |
| Saudi Contractors Authority ( SCA) | Saudi Arabia |
| Saudi Dolomite | Saudi Arabia |
| Saudi Geological Survey ( SGS) | Saudi Arabia |
| Saudi Lime Industries Co. | Saudi Arabia |
| Saudi Mechanical Industry Co. | Saudi Arabia |
| SIDF | Saudi Arabia |
| Solb Steel | Saudi Arabia |
| SteelNetwork | Egypt |
| SteelOrbis | Turkey |
| Steel Products Co. - STEPCO | Saudi Arabia |
| Sultan Mohamed al-Qahtani & Sons Transport Company | Saudi Arabia |
| Sumitomo Corporation | Japan |
| S&P Global Platts | UK |
| Tenaris | Luxembourg/UAE |
| TenarisSaudiSteelPipes | Saudi Arabia |
| The Ministry of Energy, Industry and Mineral Resources | Saudi Arabia |
| UENO Corporation | Japan |
| United Iron & Steel Company | UAE |
| United Sulb Company | Saudi Arabia |
| Universal Metal Coating Company - UNICOIL | Saudi Arabia |
| Vale | Brazil |
| Watania Steel Factory Corporation | Saudi Arabia |
| World Steel Association | Belgium |
| World Steel Dynamics | USA |