| 1 | | Primary Vasara 50 | Tartu |  EE | | Environmental Services | N/A | Cindy-Chrislyn Kangro | Student at University of Tartu |
| 2 | | Primary | Tartu | EE | | Environmental Services | N/A | Rauno Võsaste | Chief Executive Officer at IceBlast Europe |
| 3 | | Primary Türi 3 | Tallinn | EE | | Environmental Services | N/A | toomas trei | Managing Director |
| 4 | | Primary Kalju 5b-9 | Tallinn | EE | | Environmental Services | N/A | Kaspar L. Palgi | Project Manager / Coder at CrewNew & Sayv |
| 5 | | Primary Raekoja plats 8 | Tartu | EE | | Environmental Services | N/A | Veiko Adermann | Head of Department at Estonian Environment Information Centre |
| 6 | | Primary | Jüri alevik | EE | | Environmental Services | N/A | Andry Mataloja | Forest Manager at Metsahaldur OÜ |
| 7 | | Primary Pikk 14 | Tartu | EE | | Environmental Services | N/A | Anu Tamm | Project assistant/procurement specialist at aqua consult baltic OÜ |
| 8 | | Primary Raekoja plats 8 | Tartu linn | EE | | Environmental Services | N/A | Jaak Järvekülg | Environmental Expert at Hendrikson & Ko |
| 9 | | Primary Liimi 1 | Tallinn | EE | | Environmental Services | N/A | Laura Remmelgas | Expert and project coordinator at Baltic Environmental Forum Estonia |
| 10 | | Primary Ülikooli 5 | Tartu | EE | | Environmental Services | N/A | Jüri Kaljundi | Co-founder: Weekdone team planning service, Koosloodus nature conservancy, Garage48 startup foundation. #estonianmafia |
| 11 | | Primary Filmi 6-7 | Tallinn | EE | | Environmental Services | N/A | Igor WTEI | Management Board Member at Waste to Energy International OÜ |
| 12 | | Primary Raekoja plats 8 | Tartu linn | EE | | Environmental Services | N/A | Jaak Järvekülg | Environmental Expert at Hendrikson & Ko |
| 13 | | Primary Tatari 64 | Tallinn | EE | | Environmental Services | N/A | Kerli Kant Hvass, PhD | N/A |
