| Company | Timeline | Status | |
| Obstetric Anaesthetists Association Director • Medical Doctor | 16 May 2008←3 Years→27 May 2011 | Active | |
| Dr B Loughnan Ltd Director • Medical Practioner | 6 Jul 2005←19 Years→17 Mar 2025 | Dissolved | |
| Dr B Loughnan Ltd Secretary • Medical Practitioner | 30 Mar 2000←24 Years→17 Mar 2025 | Dissolved | |
