Last updated:
| Corporation | Joined at | |
|---|---|---|
|
|
Atomic Castle | almost 16 years |
|
|
Deep Core Mining Inc. | over 17 years |
|
|
M. Corp | almost 18 years |
|
|
Mean Anglo-Danes | over 18 years |
|
|
Deep Core Mining Inc. | about 19 years |
|
|
The Celestial Free Miner's | over 19 years |
|
|
School of Applied Knowledge | over 19 years |