| Company | Timeline | Status | |
| Elgin Self Storage Limited Director • Director | 25 Apr 2024←1 Year 6 Months→Current | Active | |
| Elgin Storage Limited Director • Director | 21 Dec 2016←8 Years→Current | Active | |
| Elgin Container Storage Limited Director • Director | 8 Oct 2013←12 Years→Current | Active | |
| S & D Harper Properties Limited Director • Director | 16 Aug 2007←18 Years→Current | Active | |
| S & D Harper Properties Limited Secretary • Director | 16 Aug 2007←18 Years→Current | Active | |
| S & D Harper Limited Secretary • Unreported | 16 Aug 2006←19 Years→Current | Active | |
| S & D Harper Limited Director • Director | 25 Oct 1995←30 Years→Current | Active | |
