| Company | Timeline | Status | |
| Acorn Integrated Systems (BMS Maintenance) Limited Director • Company Director | 25 Apr 2012←9 Years→19 May 2021 | Active | |
Acorn Integrated Systems Limited Director • Company Director | 5 Dec 2011←6 Years→23 Jan 2018 | Dissolved | |
Marsh Environmental Limited Director • Contract Director | 3 Oct 2002←15 Years→23 Jan 2018 | Dissolved | |
| Acorn Engineering Group Limited Director • Managing Director | 28 May 2002←18 Years→19 May 2021 | Active | |
| Acorn Engineering Limited Director • Company Director | 30 Jun 1991←29 Years→19 May 2021 | Active | |
