| Company | Timeline | Status | |
| Newcastle United Football Company Limited Director • Director And Head Coach | 19 Jun 2015←8 Months→11 Mar 2016 | Active | |
| Charles Porter Holdings Limited Director • Football Coach/manager | 29 Mar 2011←5 Years→13 Jul 2016 | Active | |
| CPMC Limited Director • Football Coach/manager | 29 Mar 2011←5 Years→13 Jul 2016 | Active | |
| Ingenious Film Partners 2 LLP Non-designated LLP Member • Unreported | 20 Jan 2006←5 Years→6 Apr 2011 | Active | |
| Ingenious Film Partners LLP Non-designated LLP Member • Unreported | 1 Mar 2005←5 Years→6 Apr 2010 | Active | |
Castle Developments (York) Limited Director • Football Manager | 11 Apr 2003←11 Years→15 Apr 2014 | Dissolved | |
