| Andreadis Audiovisual | 11 Misiodakos Str., 11524 | Athens | Attica | +30 210 6930535 |
| Avitech Production Group | 73 Neou Fairou Str., 18233 | Athens | Attica | +30 210 3458645 |
| Avitron Event Production | Thessalonikis 23A, 18233 | Athens | Attica | +30 210 2287000 |
| Avolution Audiovisual | 61A Solomou Str., 15341, Agia Paraskevi | Athens | Attica | +30 210 6548638 |
| Fyssas Audiovisual | 18 Iliados Str., 15231, Chalandri | Athens | Attica | +30 210 6546339 |
| P.C. Podimatas Audiovisual | El Venizelou & Kripsanas, 19009 | Pikermi | Attica | +30 210 6036111 |
| Proelectro | Theodore 10A, 14452, Metamorfosi | Athens | Attica | +30 213 0020750 |
| Sound & Visual - K. Papathanasiou SA | 12 Xanthis & Poseidonos, 14451, Metamorfosi | Athens | Attica | +30 210 3838597 |
