| Company | Timeline | Status | |
INK Troll Ltd Director • Publisher | 8 Jan 2014←4 Years→11 Sep 2018 | Dissolved | |
| Quality Chess UK Limited Director • Writer | 6 Jul 2007←18 Years→Current | Active | |
| Quality Chess UK Limited Director • Writer | 6 Jul 2007←16 Years→28 Jun 2024 | Active | |
