| Company | Timeline | Status | |
| Ovastone Limited Director • Home Economist | 10 Jun 2010←15 Years→Current | Active | |
| Starbold Management Company Limited Director • Home Economist | 5 Dec 2005←14 Years→10 Dec 2019 | Active | |
John Hubbard Limited Secretary • Home Economist | 13 Feb 2003←16 Years→6 Aug 2019 | Dissolved | |
