| Corporation | Start | End | Duration |
| O G R E S | 2013-08-17 21:57 | 2024-12-30 20:43 | 11 years, 4 months, 12 days, 22 hours and 46 minutes |
| Jazz Associates | 2012-08-29 22:13 | 2013-08-17 21:57 | 11 months, 18 days, 23 hours and 44 minutes |
| O G R E S | 2012-03-14 20:24 | 2012-08-29 22:13 | 5 months, 15 days, 1 hour and 49 minutes |
| Fission Inc. | 2010-10-29 08:48 | 2012-03-14 20:24 | 1 year, 4 months, 14 days, 11 hours and 36 minutes |
| Interwebs Cooter Explosion | 2010-10-20 23:55 | 2010-10-29 08:48 | 8 days, 8 hours and 53 minutes |
| Sankkasen Mining Conglomerate | 2010-08-11 01:05 | 2010-10-20 23:55 | 2 months, 9 days, 22 hours and 50 minutes |
| Shadow's of Ezra | 2010-06-11 02:18 | 2010-08-11 01:05 | 1 month, 30 days, 22 hours and 47 minutes |
| O G R E S | 2009-08-15 00:24 | 2010-06-11 02:18 | 9 months, 27 days, 1 hour and 54 minutes |
| School of Applied Knowledge | 2009-08-08 07:17 | 2009-08-15 00:24 | 6 days, 17 hours and 7 minutes |