Last updated:
| Corporation | Joined at | |
|---|---|---|
|  | Orbital Space Exploration Industries | over 12 years | 
|  | Perkone | over 12 years | 
|  | Silverpaw Mining Company | about 13 years | 
|  | Perkone | about 13 years | 
|  | Orbital Space Exploration Industries | over 13 years | 
|  | Perkone | over 13 years | 
|  | Selectus Pravus Lupus | almost 14 years | 
|  | Perkone | almost 14 years | 
|  | Orbital Space Exploration Industries | over 16 years | 
|  | Perkone | over 16 years | 
|  | DJMS Mining corp | over 16 years | 
|  | Sietch Tabr Protectorate | over 16 years | 
|  | Science and Trade Institute | over 16 years |