| Company | Timeline | Status | |
| Brabham Automotive Limited Director • Director | 30 Jan 2018←6 Years→30 Jul 2024 | Dissolved | |
| FTW Auto Limited Director • Director | 13 Oct 2016←2 Years 11 Months→10 Sep 2019 | Dissolved | |
| Brabham Global Limited Director • Company Director | 28 Aug 2014←11 Years→Current | Active | |
| Brabham Group Limited Director • Company Director | 5 Sep 2013←12 Years→Current | Active | |
| Brabham Racing Team Limited Director • Company Director | 30 May 2013←11 Years→17 Dec 2024 | Dissolved | |
| Brabham Motorsport Limited Director • Company Director | 22 Mar 2013←12 Years→Current | Active | |
| Bancroft, Brabham & Grogan Limited Director • Director | 15 Mar 2013←3 Years→20 Sep 2016 | Dissolved | |
| Sam Brabham Racing Limited Director • Company Director | 17 Nov 2008←16 Years→Current | Active | |
| Quantum Performance Clinic Limited Director • Racing Driver | 21 Oct 2004←13 Years→24 Oct 2017 | Dissolved | |
