| Company | Timeline | Status | |
| The Quaich Company (Scotland) Limited Director • Unreported | 25 Apr 2008←17 Years→Current | Active | |
| A.R. Wentworth (Sheffield) Limited Secretary • Unreported | 30 Jul 1999←26 Years→Current | Active | |
| Ivorstop (1987) Limited Director • Unreported | 30 Jul 1999←26 Years→Current | Active | |
| A.R. Wentworth (Sheffield) Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
