| Company | Timeline | Status | |
| Siemens Holdings Plc Director • Vice President | 18 Mar 1993←2 Years 5 Months→1 Sep 1995 | Active | |
| Telent Technology Services Limited Director • Company Director | 1 Mar 1993←2 Years 6 Months→13 Sep 1995 | Active | |
| Tusk Corporation Holdings Limited Director • Director | 10 Jul 1992←3 Years→13 Sep 1995 | Active | |
