| 1 | | Primary | Shumen |  BG | | Utilities | N/A | Petar Yordanov | GIS and Hydraulic Modelling Expert |
| 2 | | Primary 5 Filip Kutev str. | Sofia | BG | | Utilities | N/A | Milena Angelova | Director Operations&Sales at Overgas Capital |
| 3 | | Primary J.K Trakia, bl.218, ent.B | Plovdiv | BG | | Utilities | N/A | N/A | N/A |
| 4 | | Primary 260 Botevgradsko Shose Blvd | Sofia | BG | | Utilities | N/A | Bogomil Stefanov | CEO at Hexagon-Build Ltd |
| 5 | | Primary Tsar Simeon I, 25 | Varna | BG | | Utilities | N/A | Michele Petrone | CFO AcegasApsAmga SpA |
| 6 | | Primary | Varna | BG | | Utilities | N/A | Dobrinova Natalia | at E.ON Bulgaria |
| 7 | | Primary 37 Hristo G. Danov Street | Plovdiv | BG | | Utilities | N/A | Elena Tsingova | Recruitment and Development Expert at EVN Bulgaria |
| 8 | | улица „Антим I-ви“ | Sofia | BG | | Utilities | N/A | Milen Markov | MoB - TECHNOEXPORTSTROY |
| 9 | | Primary Tsar Simeon I, 25 | Varna | BG | | Utilities | N/A | Michele Petrone | CFO AcegasApsAmga SpA |
| 10 | | Primary Ulitsa Hristo G. Danov 37 | Plovdiv | BG | | Utilities | N/A | Anton Gramatikov | Procurator at Elektrorazpredelenie Yug |
| 11 | | Primary #23b Jastrebets | Sofia | BG | | Utilities | N/A | Lilyana Petkova | Responsible for the quality management system of inspection body/NDT inspector at Toplofikacia Sofia |
| 12 | | 61A Pirinski prohod str. 3rd floor, office 2 | Sofia | BG | | Utilities | N/A | Shteryo Markilov | Electrical Designer at PSS Bulgaria Ltd. |
| 13 | | Primary Mladost 1, Gregoriy Gorbatenko st 156 602B | Sofia | BG | N/A | Utilities | N/A | N/A | N/A |
| 14 | | Primary Sofia | Sofia | BG | N/A | Utilities | N/A | N/A | N/A |
