| Company | Timeline | Status | |
| Carl Accounting Ltd Director • Software Engineer | 14 Oct 2018←7 Months→31 May 2019 | Dissolved | |
Iron Stack LLP Designated LLP Member • Unreported | 1 Apr 2010←6 Years→19 Apr 2016 | Dissolved | |
| Key Page Media Limited Director • Software Architect | 25 Apr 2007←13 Years→10 Jun 2020 | Active | |
| Carl Systems Limited Director • Computer Consultant | 28 Mar 2000←20 Years→10 Jun 2020 | Dissolved | |
| Crescent Accountants Ltd Secretary • Business Marketing Consultant | 8 Aug 1996←23 Years→10 Jun 2020 | Dissolved | |
| Level 3 Systems Ltd Director • Computer Consultant | 15 May 1995←25 Years→10 Jun 2020 | Dissolved | |
