| Company | Timeline | Status | |
| Kelana Holdings Limited Director • Senior Vice President | 3 Nov 2015←6 Years→30 Aug 2022 | Dissolved | |
| Denholm Shipping Company Limited Director • Company Executive | 30 Sep 2009←16 Years→Current | Active | |
| Denholm Shipping Company Limited Director • Company Executive | 30 Sep 2009←15 Years→3 Feb 2025 | Active | |
| J. & J. Denholm Limited Director • Company Executive | 1 Sep 2003←22 Years→Current | Active | |
| J. & J. Denholm Limited Director • Company Executive | 1 Sep 2003←21 Years→30 Jan 2025 | Active | |
