| Company | Timeline | Status | |
| A. Halden & Co. Limited Secretary • Office Manager | 1 Jan 2002←23 Years→Current | Active | |
| A. Halden & Co. Limited Secretary • Unreported | 31 Dec 1991←7 Years→15 Jun 1999 | Active | |
| A. Halden & Co. Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
