| Company | Timeline | Status | |
| Filament Publishing Limited Director • Director | 14 Oct 2025←1 Month→Current | Active | |
| The Brain Trust Limited Director • Writer | 30 Jun 2023←2 Years 5 Months→Current | Active | |
| The Tony Buzan Group Limited Director • Author | 9 Jan 2023←2 Years 11 Months→Current | Active | |
| World Mind Mapping & World Speed Reading Championships Limited Director • Author | 1 Jul 2021←4 Years→Current | Active | |
| World Memory Championships International Limited Director • Author | 1 Jul 2021←4 Years→Current | Active | |
| Tony Buzan International Limited Director • Author | 2 Oct 2020←5 Years→Current | Active | |
| Brain Plan 2020 Limited Director • Director | 20 Jul 2019←6 Years→Current | Active | |
| World Mind Mapping Championships Limited Director • Director | 19 Jul 2019←3 Years→20 Jun 2023 | Dissolved | |
| World Speed Reading Championship Limited Director • Director | 11 Jul 2019←3 Years→20 Jun 2023 | Dissolved | |
| Tony Buzan International Limited Director • Journalist | 20 Apr 2018←2 Years 3 Months→1 Aug 2020 | Active | |
