| Company | Timeline | Status | |
| Marko Promotions Ltd Director • Unreported | 28 Oct 2025←10 Days→Current | Active | |
| The Boxfit Academy Ltd Director • Unreported | 28 Oct 2025←10 Days→Current | Active | |
| Boxing Management Facilities Ltd Director • Director | 8 Sep 2021←1 Year 6 Months→7 Mar 2023 | Dissolved | |
| Marko Consultancy And Fitness Ltd Director • Director | 6 Jun 2019←6 Years→Current | Active | |
Marko Doknic (Boxing School) Limited Director • Director | 3 Jun 2015←4 Years→22 Oct 2019 | Dissolved | |
