| Company | Timeline | Status | |
| P.J. Barnett Associates Limited Director • Unreported | 8 Feb 2000←25 Years→Current | Active | |
| P.J. Barnett Associates Limited Secretary • Company Director | 8 Feb 2000←25 Years→Current | Active | |
| P.J. Barnett Consultants Limited Secretary • Unreported | 14 Sep 1990←35 Years→Current | Active | |
| P.J. Barnett Consultants Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
