| Company | Timeline | Status | |
| Spar Investments Limited Director • Unreported | 27 May 2021←4 Years→Current | Active | |
| Darlington Asset Management Limited Director • Unreported | 22 Jun 2017←8 Years→Current | Active | |
| Casper Douglas Investments Limited Director • Company Director | 9 Mar 2005←1 Year 1 Month→26 Apr 2006 | Active | |
| Casper Douglas Holdings Limited Director • Chairman | 11 Dec 2000←18 Years→27 Jun 2019 | Active | |
| The General Property Investment Company Limited Director • Director | 21 Jul 2000←8 Years→22 Jun 2009 | Dissolved | |
| 36 Cranley Gardens Limited Director • Surveyor | 15 Oct 1997←3 Months→14 Jan 1998 | Active | |
| Darlington Estates Company Limited Director • Unreported | 4 May 1994←31 Years→Current | Active | |
| Darlington Estates Company Limited Secretary • Chartered Surveyor | 4 May 1994←31 Years→Current | Active | |
