| Company | Timeline | Status | |
| Sonetik UK Ltd Director • Director | 9 Jul 2012←6 Years→31 Aug 2018 | Dissolved | |
| Hearing Direct Limited Director • Unreported | 4 Jan 2011←1 Year 6 Months→30 Jul 2012 | Dissolved | |
| Amplifon United Kingdom Limited Director • Director | 17 Sep 2007←3 Months→31 Dec 2007 | Active | |
| Amplivox Limited Director • Director | 29 Oct 2004←3 Years→31 Dec 2007 | Active | |
| Amplifon Finance UK Limited Director • Director | 29 Oct 2004←3 Years→31 Dec 2007 | Active | |
| Amplifon Limited Director • Director | 15 Jan 2003←5 Years→15 Feb 2008 | Active | |
Ultravox Holdings Limited Director • Director | 1 Nov 2000←7 Years→31 Dec 2007 | Dissolved | |
