| Company | Timeline | Status | |
| Ya Pombe Ltd Director • Economist | 10 Jul 2025←3 Months→Current | Active | |
| Ya Tajiri Ltd Director • Mchumi | 9 Mar 2020←1 Year 6 Months→14 Sep 2021 | Dissolved | |
| Bandari Ya Pombe Ltd Director • Economist | 21 Mar 2016←8 Years→28 May 2024 | Dissolved | |
