| Phone Support 24 hours a day | (0316) / 8057 857 |
| Dipl.-HTL-Ing. Max-Peter Fellner Head | (0316) / 8057 660 |
| Ing. Robert Mark Lighting | (0316) / 8057 618 |
| Lighting Failure | (0316) / 8057-0 |
| Phone Support 24 hours a day | (0316) / 8057 857 |
| Dipl.-HTL-Ing. Max-Peter Fellner Head | (0316) / 8057 660 |
| Ing. Robert Mark Lighting | (0316) / 8057 618 |
| Lighting Failure | (0316) / 8057-0 |