| Company | Timeline | Status | |
| Cowen Signs Ltd Director • Unreported | 6 Jun 2024←1 Year 5 Months→Current | Active | |
| Auto Wrap Centre Liverpool Ltd Director • Director | 12 Oct 2020←4 Years→15 Oct 2024 | Dissolved | |
| E P Cowen & Company Limited Director • Director | 11 Dec 2017←7 Years→Current | Active | |
| Cowen Group Limited Director • Unreported | 5 Oct 2017←8 Years→Current | Active | |
