| Company | Timeline | Status | |
| Whitnell Limited Director • Unreported | 9 Jan 2004←22 Years→Current | Active | |
Whitnell Hire Services Ltd Director • Financial Director | 23 Jun 2003←16 Years→3 Dec 2019 | Dissolved | |
| Whitnell Contracts Limited Director • Unreported | 24 Jan 1991←35 Years→Current | Active | |
