| Company | Timeline | Status | |
| Jamco Management Limited Director • Unreported  | 15 Jun 2017←8 Years→Current  | Active  | |
| Merritts Special Projects Limited Director • Director  | 29 May 2014←11 Years→Current  | Active  | |
| Merritt Storage Solutions Limited Director • Director  | 15 Oct 2008←17 Years→Current  | Active  | |
| Plant Hire (Midlands) Limited Director • Director  | 15 Oct 2008←4 Years→5 Feb 2013  | Active  | |
Merritts International Machinery Installations Limited Director • Director  | 9 Nov 2006←12 Years→17 Sep 2019  | Dissolved  | |
| Merritt Holdings Limited Director • Unreported  | 18 Nov 2004←20 Years→Current  | Active  | |
| Merritt Holdings Limited Secretary • Engineer  | 18 Nov 2004←20 Years→Current  | Active  | |
| Joseph Merritt Group Plc Secretary • Unreported  | 1 Sep 2004←21 Years→Current  | Active  | |
| Joseph Merritt Group Plc Director • Engineer  | 5 Sep 1997←28 Years→Current  | Active  | |
