| Company | Timeline | Status | |
| Sound Reduction Systems Ltd Director • Director | 13 Mar 2006←1 Year 7 Months→5 Nov 2007 | Active | |
| The Sound Investment Company Ltd Director • Director | 21 Oct 2005←1 Year 7 Months→1 Jun 2007 | Active | |
| Partitioning & Interiors Association Limited Director • Export Sales Manager | 1 Jan 1970←25 Years→18 Nov 1995 | Active | |
