Contact Oberhausen
- Managing director: Martin Gersch
- Branch manager: Christian Schnug
- Workshop Leader: Tobias Vogt
- Administration:
Anita Liurno -
- Purchase / Stock: Christian Pilz
- Construction / QM: Frank Adamczyk
Contact Geusa
- Managing director: Martin Gersch
- Workshop leader: Thomas Steiner
- Administration / Purchase / Stock: Yvonne Strößner