Last updated:
| Corporation | Joined at | |
|---|---|---|
|  | Homeland Security Research | over 13 years | 
|  | MI5 Security Research | over 13 years | 
|  | Hakusen Academy | over 15 years | 
|  | Imperial Shipment | over 15 years | 
|  | Rozen Maiden Corp | about 16 years | 
|  | Royal Amarr Institute | about 16 years |