| Company | Timeline | Status | |
| J. A. Ostell Properties Ltd Director • Unreported | 23 Apr 2024←1 Year 6 Months→Current | Active | |
| Oc Electric Limited Director • Company Director | 1 Mar 2017←4 Years→22 Nov 2021 | Active | |
| J.A Ostell Electrical Limited Director • Unreported | 17 Apr 2015←10 Years→Current | Active | |
