| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| BOLAND | AUGUSTA | 1955-12 | Partner with Unlimited Liability |
| HIELKEMA | HUIBERT | 1960-06 | Partner with Unlimited Liability |
| HOOGENDROON | CORNELIS | 1956-11 | Partner with Unlimited Liability |
| KROON | RONALD | 1963-01 | Partner with Unlimited Liability |
| OUDE | LOHUIS | 1960-05 | Partner with Unlimited Liability |
| VAN DEN MOLENGRAFT | HENRICUS | 1951-08 | |
| VAN STRALEN | ANDREAS | 1959-07 | Partner with Unlimited Liability |