| | | | | | | | |
| Subsidiaries of Registrant | | Jurisdiction of Formation |
| USA Rare Earth, LLC | | Delaware |
| USA Rare Earth Magnets, LLC | | Delaware |
| Round Top Mountain Development, LLC | | Delaware |
| USA Rare Earth Services, LLC | | Florida |
| USA Rare Earth Management Co, LLC | | Florida |
| USA Rare Earth Real Estate, LLC | | Oklahoma |
| Laconia Intermediate Acquisition Sub, Inc. | | Delaware |
| Laconia Acquisition Sub Limited | | England and Wales |
| Indian Ocean Rare Metals Pte Ltd | | Singapore |
| LCMG Limited | | United Kingdom |
| Less Common Metals LTD | | United Kingdom |
| Less Common Metals Europe SAS | | France |