| Company | Timeline | Status | |
| West Mersea Marine Engineering Limited Director • Bus. Exec. | 9 Oct 1995←8 Days→17 Oct 1995 | Active | |
| JW Froehlich UK Limited Director • Engineer Co Director | 3 Dec 1991←28 Days→31 Dec 1991 | Active | |
| D.S.W. Engineering Company Limited Director • Engineer/company Director | 31 Aug 1991←2 Years 7 Months→18 Apr 1994 | Dissolved | |
