| Standorte mit Zertifizierung | DIN 9001 | DIN 14001 | BRC | Q & S | IFS |
| Rostock | X | X | X | ||
| Jever | X | X | X | ||
| Berlin | X | X | X | X | |
| Dortmund | X | X | X | X | |
| Köln | X | X | X | X | |
| Düsseldorf | X | X | |||
| Radeberg | X | X | X | ||
| Leipzig | X | X | X | ||
| Krostitz | X | X | |||
| Frankfurt | X | X | X | X | |
| Allgäu | X | X | |||
| Selters | X | X | |||
| Freiberg | X | X | X | X | |
| Stuttgart | |||||
| Nürnberg | X |