Exhibit 8.1
LIST OF SUBSIDIARIES OF GREENFIRE RESOURCES LTD.
| Name | Jurisdiction of Incorporation | |
| M3-Brigade Acquisition III, LLC | Delaware | |
| Greenfire Resources Operating Corporation | Alberta | |
| Greenfire Resources Employment Corporation | Alberta | |
| Hangingstone Demo (GP) Inc. | Alberta | |
| Hangingstone Expansion (GP) Inc. | Alberta | |
| Hangingstone Expansion Limited Partnership | Alberta | |
| Hangingstone Demo Limited Partnership | Alberta |