| Company | Timeline | Status | |
| The Manse Management Co. Limited Director • Psychotherapist  | 15 Feb 2023←1 Year→27 Feb 2024  | Dissolved  | |
| Joanna North Adoption Limited Director • Psychotherapist  | 16 Mar 2020←5 Years→Current  | Active  | |
| Autistic Spectrum Assessments Limited Director • Psychologist  | 6 Sep 2017←11 Months→14 Aug 2018  | Dissolved  | |
| Mind Kind Limited Director • Unreported  | 6 Dec 2016←8 Years→Current  | Active  | |
| The United Kingdom Council For Psychotherapy Director • Psychotherapist  | 5 Dec 2009←2 Months→15 Feb 2010  | Active  | |
| Joanna North (Associates) Limited Director • Psychotherapist  | 30 Apr 2002←20 Years→3 Mar 2023  | Active  | |
