RANKINGS
Key list: leading companies by number of operating mines
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This month our mining industry key list brings you the 15 largest companies by number of operating mines, as ranked by GlobalData's Mining Intelligence Centre. All numbers up to date as of June 2021.
| Company name | Entity type | Number of employees | Operating mines (2019) |
| Coal India Ltd | Public | 272,445 | 436 |
| CRH Plc | Public | 77,100 | 312 |
| Vulcan Materials Company | Public | 8,431 | 230 |
| Martin Marietta Materials Inc | Public | 8,700 | 206 |
| HeidelbergCement AG | Public | 53,122 | 189 |
| Cemex SAB de CV | Public | 42,304 | 131 |
| Glencore Plc | Public | 145,000 | 112 |
| LafargeHolcim Ltd | Public | 67,409 | 94 |
| Rogers Group Inc | Private | 2,000 | 85 |
| Singareni Collieries Co Ltd | Government | 46,021 | 79 |
| Breedon Group Plc | Public | 3,204 | 69 |
| Vietnam National Coal - Mineral Industries Holding Corporation Ltd | Government | - | 65 |
| Anglo American Plc | Public | 64,000 | 51 |
| Canadian Natural Resources Ltd | Public | 9,993 | 49 |
| ArcelorMittal SA | Public | 168,000 | 47 |
