| 19-06 | Senior inkoper (Leiden) |  |
| 07-06 | Senior Buyer (Eindhoven) |  |
| 14-05 | Senior Buyer (Amsterdam) |  |
| 09-05 | Inkoper (Amsterdam) |  |
| 08-05 | Contractmanager (Houten) |  |
| 12-05 | Technical Purchaser () |  |