| Company | Timeline | Status | |
| ISS Technical Services Central Limited Director • Engineer | 20 Feb 1992←2 Years 2 Months→16 May 1994 | Dissolved | |
| George S Hall Americas Limited Director • Engineer | 20 Feb 1991←3 Years→16 May 1994 | Active | |
| ISS Technical Services Holdings Limited Director • Engineer | 20 Feb 1991←3 Years→16 May 1994 | Liquidation | |
