| 1. | Sarac Alexandru PFA |
Romania | |
| 2. | ● | Shangyi Environmental Technology |
Romania |
| 3. | ● | Sir SRL |
Italy |
| 4. | Sonral Consulting SRL |
Romania |
| 1. | Sarac Alexandru PFA |
Romania | |
| 2. | ● | Shangyi Environmental Technology |
Romania |
| 3. | ● | Sir SRL |
Italy |
| 4. | Sonral Consulting SRL |
Romania |