| Company | Timeline | Status | |
| Marr-Munning Trust Director • Charity Finance Manager | 7 Jun 2013←1 Year 1 Month→23 Jul 2014 | Active | |
Exactia Ltd Director • Chartered Accountant | 9 Apr 2010←8 Years→5 Jun 2018 | Dissolved | |
| Erm International Services Limited Director • Business Executive | 15 Jun 1999←5 Months→10 Dec 1999 | Active | |
| Erm (Overseas Holdings) Limited Director • Business Executive | 15 Jan 1999←10 Months→10 Dec 1999 | Active | |
| Erm-Europe,Ltd Secretary • Business Executive | 1 Apr 1996←3 Years→14 Jun 1999 | Active | |
| Erm Limited Secretary • Business Executive | 21 Nov 1995←3 Years→4 Feb 1999 | Active | |
| Erm Limited Director • Accountant | 20 Nov 1995←4 Years→10 Dec 1999 | Active | |
| Erm-Asia Pacific Holdings, Limited Director • Accountant | 12 Jun 1995←4 Years→10 Dec 1999 | Active | |
| Environmental Resources Management Limited Director • Accountant | 17 Jul 1992←7 Years→10 Dec 1999 | Active | |
| Erm-Europe,Ltd Director • Accountant | 31 Dec 1991←7 Years→10 Dec 1999 | Active | |
