| Company | Timeline | Status | |
| John Clark (Properties) Limited Director • Unreported | 5 Oct 2015←6 Years→31 Mar 2022 | Active | |
| Coretrax Technology Limited Director • Director | 10 Oct 2013←5 Years→19 Dec 2018 | Active | |
| Cosalt Public Limited Company Director • Director | 27 Sep 2010←1 Year 3 Months→9 Jan 2012 | Dissolved | |
Fiscus Consulting Limited Director • Director | 29 Jul 2010←9 Years→10 Oct 2019 | Dissolved | |
RBFH Realisations Ltd Director • Company Director | 17 Dec 2009←2 Years 4 Months→3 May 2012 | Dissolved | |
| John Clark (Holdings) Limited Director • Company Director | 1 Apr 2009←13 Years→31 Mar 2022 | Active | |
Rahuqraf Limited Director • Company Director | 1 Dec 2008←3 Years→3 May 2012 | Dissolved | |
Head Start Capital Fund Limited Director • Chartered Accountant | 17 Mar 1993←5 Years→31 Mar 1998 | Dissolved | |
