| Corporation | Start | End | Duration |
| Gatekeepers Holding | 2016-10-19 19:02 | 2024-11-15 16:45 | 8 years, 26 days, 21 hours and 43 minutes |
| Deep Core Mining Inc. | 2016-10-18 14:08 | 2016-10-19 19:02 | 1 day, 4 hours and 54 minutes |
| Throwaway 0815 | 2016-09-07 14:23 | 2016-10-18 14:08 | 1 month, 10 days, 23 hours and 45 minutes |
| Deep Core Mining Inc. | 2016-09-07 14:22 | 2016-09-07 14:23 | 1 minute |
| Gatekeepers Holding | 2015-03-08 20:29 | 2016-09-07 14:22 | 1 year, 5 months, 29 days, 17 hours and 53 minutes |
| Deep Core Mining Inc. | 2015-03-08 20:29 | 2015-03-08 20:29 | 0 seconds |
| Beyond All Limits | 2015-03-06 15:20 | 2015-03-08 20:29 | 2 days, 5 hours and 9 minutes |
| Deep Core Mining Inc. | 2015-03-06 14:21 | 2015-03-06 15:20 | 59 minutes |
| Gatekeepers Holding | 2014-12-20 19:49 | 2015-03-06 14:21 | 2 months, 13 days, 18 hours and 32 minutes |
| Deep Core Mining Inc. | 2014-12-20 19:49 | 2014-12-20 19:49 | 0 seconds |
| Research Industry Mining and Support | 2014-11-15 20:27 | 2014-12-20 19:49 | 1 month, 4 days, 23 hours and 22 minutes |
| Deep Core Mining Inc. | 2014-11-15 20:26 | 2014-11-15 20:27 | 1 minute |
| Brianum Industries and Excavations | 2014-05-26 18:13 | 2014-11-15 20:26 | 5 months, 20 days, 2 hours and 13 minutes |
| Deep Core Mining Inc. | 2014-02-17 16:56 | 2014-05-26 18:13 | 3 months, 9 days, 1 hour and 17 minutes |
| Nemesis Executive | 2014-02-08 20:53 | 2014-02-17 16:56 | 8 days, 20 hours and 3 minutes |
| Science and Trade Institute | 2013-12-11 16:16 | 2014-02-08 20:53 | 1 month, 28 days, 4 hours and 37 minutes |