| Company | Timeline | Status | |
| Gibson Gas Limited Director • Shipbroker | 25 Jun 2002←5 Years→20 Nov 2007 | Active | |
| E.A. Gibson Shipping Services Limited Director • Shipbroker | 28 Jul 1998←9 Years→20 Nov 2007 | Active | |
| Gibson Shipbrokers Limited Director • Shipbroker | 28 Jul 1998←9 Years→20 Nov 2007 | Active | |
| E.A. Gibson Shipbrokers Limited Director • Shipbroker | 23 Nov 1991←16 Years→31 Dec 2007 | Active | |
