The current responsible individuals, authorised agents and signatories for PromoMedia Hauser & Ouwerkerk are listed below.
Gesellschafter | |||
| Rutger Ouwerkerk | Gesellschafter/in | Kollektivunterschrift zu zweien | From 10.11.1997 |
| Markus Hauser | Gesellschafter/in | Kollektivunterschrift zu zweien | From 10.11.1997 |