| Company | Timeline | Status | |
| The London Autism Assessment Practice Limited Director • Unreported | 4 Jan 2019←7 Years→Current | Active | |
| Tudor Court (Hanworth) Management Co. Limited Director • Educational Psychologist | 30 Jul 2012←10 Years→21 Dec 2022 | Active | |
School Psychology Limited Director • Registered Psychologist | 18 Jan 2011←7 Years→10 Jul 2018 | Dissolved | |
Academy Psychology Limited Director • Registered Psychologist | 24 Jun 2010←8 Years→10 Jul 2018 | Dissolved | |
| Vivienne Clifford Limited Director • Chartered Education Psychologist | 30 Sep 2009←16 Years→Current | Active | |
| Hershell Court (Freehold) Limited Director • Educational Psychologist | 19 Jul 2007←12 Years→2 Jun 2020 | Active | |
