| 1 | | Primary Paljassaare str. 32a | Tallinn |  EE | | Oil & Energy | N/A | Tanel Hinno | Marine, Offshore Oil, Gas and Wind Energy Safety Training. It is not my work, it is my passion ... |
| 2 | | Primary Joe 5-13 | Tallin | EE | | Oil & Energy | N/A | N/A | N/A |
| 3 | | Primary Lelle 22 | Tallinn | EE | | Oil & Energy | N/A | oleksii pominovskyi | it project manager and enterprise assets management product owner at eesti energia |
| 4 | | Primary Tehnika 1 | Paikuse | EE | | Oil & Energy | N/A | Anna-Liisa Aaslepp | Marketing Specialist at SW Energia OÜ |
| 5 | | Primary 21 Aiandi tee | Viimsi | EE | | Oil & Energy | N/A | Alexander Neiland | Member of the Management Board at Scanweld AS |
| 6 | | Suur-Sojamae 35F | Tallinn | EE | | Oil & Energy | N/A | Alexander Goryunov | Focused on commodity trading |
| 7 | | Primary 9 Liivalaia | Tallinn | EE | | Oil & Energy | N/A | Veniamin Puzorjov | Energy portfolio manager at AS Eesti Gaas |
| 8 | | Primary Estonian Dr Sepapaja tn 6 | Tallinn | EE | | Oil & Energy | N/A | Martin Whitehead | Construction Manager at MicroGas |
| 9 | | Primary Ehitajate tee 5 (room VII-502) | Tallinn | EE | | Oil & Energy | N/A | Kaarel Jänes | Outsourcing of electrical works and materials in Elektrilevi; M.Sc Electrical Power Engineering & MBA student |
| 10 | | Primary Turu 3 | Kiviõli | EE | | Oil & Energy | N/A | Dmitri Bazarov | IT & Automation Development Manager - KKT Oil OÜ |
| 11 | | Primary Endla 15 | Tallinn | EE | | Oil & Energy | N/A | Olar Teder | Senior Corporate Client Relationship Manager at Elektrum Eesti OÜ |
| 12 | | Primary Roseni 13 | Tallinn | EE | | Oil & Energy | N/A | Toomas Virro | Group CFO at Alexela Group |
| 13 | | Tallinn, Harju County 11415, EE | Tallinn | EE | | Oil & Energy | N/A | Reimo Saar | Mechanical Specialist at UTILITAS Tallinna Elektrijaam OÜ |
| 14 | | Primary Ehitajate tee 5 | Tallinn | EE | | Oil & Energy | N/A | Nadezda Dementjeva | Production Manager - Ensto |
| 15 | | Primary Lõõtsa 8A | Tallinn | EE | | Oil & Energy | N/A | Dmitri Jekimov | CEO at DECK Engineering |
| 16 | | Primary Paavli 2a | Tallinn | EE | N/A | Oil & Energy | N/A | Ulrika Berglund | VD på Nordic Bitumen AB |
| 17 | | Tallinn, Harju County 10143, EE | Tallinn | EE | N/A | Oil & Energy | N/A | N/A | N/A |
| 18 | | Primary Kiviõli tee 17 | Erra | EE | N/A | Oil & Energy | N/A | N/A | N/A |
