| Company | Timeline | Status | |
| Blue Rock Drilling Limited Director • Director | 18 Sep 2025←1 Month→Current | Active | |
| Markobus Ltd Director • Driller | 11 Aug 2020←1 Year 5 Months→18 Jan 2022 | Dissolved | |
Przemar-Bus Ltd Director • Driver | 1 Aug 2013←2 Years 7 Months→22 Mar 2016 | Dissolved | |
