| Company | Timeline | Status | |
| Demmy The Bookmaker Limited Director • Director | 1 Feb 1993←5 Years→30 Dec 1998 | Active | |
| Selwyn Demmy (Racing) Limited Director • Director | 15 Aug 1991←2 Years 2 Months→1 Nov 1993 | Active | |
| Demmy Investments Limited Director • Director | 15 Aug 1991←2 Years 2 Months→1 Nov 1993 | Dissolved | |
