Exhibit 21.1
List of Subsidiaries
| Company | Jurisdiction of Formation | |
| Fusion Welcome – Fuel S.A. | Portugal | |
| Fusion Cell Évora, Unipessoal LDA | Portugal | |
| Fusion Cell Évora I, Unipessoal LDA | Portugal | |
| HL Acquisitions Corp.* | British Virgin Islands |
| * | This entity is in the process of being liquidated and dissolved. |