| Company | Timeline | Status | |
| Mark Millar Productions Ltd Director • Managing Director | 1 Mar 2018←7 Years→Current | Active | |
| The Millar Foundation Director • Director | 16 Nov 2017←7 Years→Current | Active | |
| Millarworld Limited Director • Business Manager | 6 Apr 2016←1 Year 4 Months→4 Aug 2017 | Active | |
