| Company | Timeline | Status | |
| Jansen Holdings Limited Director • Director | 15 Jul 2021←4 Years→Current | Active | |
| JMS Yachting Limited Director • Director | 15 Jul 2021←4 Years→Current | Active | |
| Yacht Gear Limited Director • Manager | 7 Jun 2017←8 Years→Current | Active | |
| Jansen Maritime Services Crew Limited Director • Manager | 29 Jan 2016←10 Years→Current | Active | |
| Jansen Maritime Services Limited Director • Manager | 1 Jul 2015←10 Years→Current | Active | |
| Yachting Partners International Limited Director • Unreported | 1 Feb 2008←4 Years→31 Jul 2012 | Active | |
