Last updated:
| Corporation | Joined at | |
|---|---|---|
|
|
Frontier Research Enterprises | over 16 years |
|
|
Frontier Combine Inc | about 17 years |
|
|
Perkone | over 17 years |
|
|
Frontier Combine Inc | about 20 years |
|
|
Science and Trade Institute | about 20 years |