| Company | Timeline | Status | |
| Holdfield Group Limited Director • Solicitor | 27 Mar 1992←6 Years→31 Dec 1998 | Active | |
| Kilfinichen Properties Limited Director • Solicitor | 22 Jan 1992←6 Years→31 Dec 1998 | Active | |
| Rickarton Properties Limited Director • Director | 9 Jul 1991←23 Years→3 Feb 2015 | Active | |
| David Holman Holdings Limited Director • Unreported | 1 Jan 1970←27 Years→29 Jul 1997 | Active | |
