| Company | Timeline | Status | |
| Cognition International Ltd Director • Director | 29 Jun 2022←3 Years→Current | Active | |
| Vitamin C 4 Covid Community Interest Company Director • Director | 4 Mar 2021←2 Years→28 Mar 2023 | Dissolved | |
| Food For The Brain Foundation Director • Director | 1 Jul 2015←8 Years→31 Oct 2023 | Active | |
| Brain Bio Centre Ltd Director • Nutrition Consultant | 5 May 2005←16 Years→20 Dec 2021 | Dissolved | |
| Holford And Associates Limited Director • Nutrition Consultant | 29 Jul 1994←31 Years→Current | Active | |
| The Institute For Optimum Nutrition Secretary • Unreported | 19 Jun 1993←5 Years→1 Jul 1998 | Active | |
