| Company | Timeline | Status | |
| N.I. Petroleum Products Limited Director • Sales Director | 28 Jul 1981←44 Years→Current | Active | |
| N.I. Petroleum Products Limited Secretary • Unreported | 28 Jul 1981←44 Years→Current | Active | |
| Plant Lubrication (N.I.) Limited Director • Sales Director | 12 Jun 1974←51 Years→Current | Active | |
| Plant Lubrication (N.I.) Limited Secretary • Unreported | 12 Jun 1974←51 Years→Current | Active | |
