| Company | Timeline | Status | |
| Aven Tools Limited Director • Chartered Patent Agent | 13 Dec 1992←1 Year 6 Months→29 Jun 1994 | Active | |
| Elu Power Tools Ltd Director • Chartered Patent Agent | 24 May 1992←1 Year 7 Months→31 Dec 1993 | Active | |
| Tucker Fasteners Limited Director • Chartered Patent Agent | 20 Dec 1991←2 Years 7 Months→29 Jul 1994 | Active | |
Emhart Glass Limited Director • Chartered Patent Agent | 1 Jul 1991←3 Years→29 Jul 1994 | Dissolved | |
| Emhart International Limited Director • Chartered Patent Agent | 1 Jul 1991←3 Years→29 Jul 1994 | Active | |
| Tucker Products Limited Director • Chartered Patent Agent | 24 May 1991←3 Years→29 Jul 1994 | Active | |
| Emhart Materials UK Director • Chartered Patent Agent | 24 May 1991←2 Years 6 Months→13 Dec 1993 | Liquidation | |
| Emhart Co. Limited Director • Chartered Patent Agent | 24 May 1991←4 Years→24 May 1995 | Dissolved | |
| Bandhart Overseas Director • Chartered Patent Agent | 16 May 1991←3 Years→29 Jul 1994 | Active | |
| Dewalt Industrial Power Tool Company Ltd Director • Chartered Patent Agent | 1 Feb 1990←4 Years→29 Jul 1994 | Active | |
