| Company | Base | Capacity mt/yr |
| Vale Group | Brazil | 417.1 |
| Rio Tinto Group | UK | 273.7 |
| BHP Billiton Group | Australia | 188.5 |
| ArcelorMittal Group | UK | 78.9 |
| Fortescue Metals Group | Australia | 55.0 |
| Evrazholding Group | Russia | 50.4 |
| Metalloinvest Group | Russia | 44.7 |
| AnBen Group | China | 44.7 |
| Metinvest Holding Group | Ukraine | 42.8 |
| Anglo American Group | South Africa | 41.1 |
| LKAB Group | Sweden | 38.5 |
| CVG Group | Venezuela | 37.9 |
| Cliffs Natural Resources | USA | 34.6 |
| NMDC Group | India | 32.6 |
| Imidro Group | Iran | 29.8 |
| CSN Group | Brazil | 28.0 |
| Shougang Beijing Group | China | 26.5 |
| US Steel Group | USA | 23.5 |
| ENRC - Eurasian Natural Resources | Kazakhstan | 19.7 |
| Wuhan Iron & Steel Group | China | 18.6 |
| Total capacity | 2177.3 |
| Company | Base | Capacity mt/yr |
| ArcelorMittal Group | UK | 104.0 |
| Shanghai Baosteel Group | China | 32.2 |
| JFE Steel Group | Japan | 31.5 |
| Nippon Steel Group | Japan | 30.8 |
| US Steel Group | USA | 28.6 |
| AnBen Group | China | 27.6 |
| Posco Group | Korea Republic | 27.1 |
| Thyssen Krupp Group | Germany | 20.8 |
| Severstal Group | Russia | 18.7 |
| Tata Corus Group | India | 17.1 |
| Wuhan Iron & Steel Group | China | 15.4 |
| China Steel Group | Taiwan | 13.5 |
| Jiangsu Shagang Group | China | 13.3 |
| MMK | Russia | 12.9 |
| Riva Group | Italy | 12.3 |
| Nucor Group | USA | 10.4 |
| AK Steel Group | USA | 9.3 |
| Hebei Steel Group | China | 9.2 |
| Erdemir | Turkey | 8.9 |
| NLMK | Russia | 8.8 |
| Total | World | 766.2 |
| Company | Base | Capacity mt/yr |
| ArcelorMittal Group | UK | 51.2 |
| Gerdau Group | Brazil | 22.6 |
| Evrazholding Group | Russia | 18.7 |
| Tata Corus Group | India | 11.1 |
| Nippon Steel Group | Japan | 10.8 |
| JFE Steel Group | Japan | 10.0 |
| Nucor Group | USA | 9.4 |
| Hebei Steel Group | China | 8.9 |
| Riva Group | Italy | 8.8 |
| Shanghai Baosteel Group | China | 8.6 |
| Celsa Group | Spain | 8.5 |
| Metinvest Holding Group | Ukraine | 7.8 |
| Wuhan Iron & Steel Group | China | 7.5 |
| Hyundai Group | Korea Republic | 6.9 |
| Severstal Group | Russia | 6.8 |
| Shougang Beijing Group | China | 6.7 |
| NLMK | Russia | 6.7 |
| Sumitomo Group | Japan | 6.0 |
| Imidro Group | Iran | 5.3 |
| Jiangsu Shagang Group | China | 5.3 |
| Total | World | 663.2 |
James F. King offers information and consultancy advice to the aluminium, steel and associated raw materials industries. Services cover the economic and commercial aspects of these industries, from mining to semi-finished mill products and are generally of three types (i) regular information services for subscription clients, covering developments in markets, production capacity, costs of production and prices (ii) annual market reviews and forecasts for major products (iii) special consultancy reports undertaken to clients’ specifications.