| Company | Timeline | Status | |
| Infrared Integrated Systems Limited Director • Engineer | 1 Jan 2005←7 Years→20 Jun 2012 | Active | |
| Efsg Limited Director • Director Of Operations | 18 Sep 1996←11 Months→10 Sep 1997 | Active | |
| Loss Prevention Certification Board Limited(The) Director • Technical Director | 15 Nov 1992←1 Year→30 Nov 1993 | Active | |
| British Security Industry Association Limited(The) Director • Technical Director | 29 Jun 1991←3 Years→6 Jul 1994 | Active | |
| KGS Fire & Security UK Limited Director • Company Director | 23 Aug 1989←4 Years→30 Nov 1993 | Active | |
