| Company | Timeline | Status | |
| I A Barnes Holdings Limited Director • Director | 2 Jun 1999←26 Years→Current | Active | |
| I A Barnes Holdings Limited Secretary • Director | 2 Jun 1999←26 Years→Current | Active | |
| I.A. Barnes & Co., Limited Director • Company Director | 23 Jul 1991←34 Years→Current | Active | |
| I.A. Barnes & Co., Limited Secretary • Unreported | 23 Jul 1991←12 Years→28 May 2004 | Active | |
