| Company | Timeline | Status | |
| Spectrum Advisory Ltd Director • Unreported | 16 Dec 2025←1 Month→Current | Active | |
| The Gordian Group Limited Director • Unreported | 29 Oct 2024←7 Months→10 Jun 2025 | Active | |
| NSR Management Limited Director • Unreported | 11 Aug 2023←2 Years 2 Months→23 Oct 2025 | Active | |
| Industrial Scientific Holdings UK Ltd Director • Unreported | 28 Jul 2022←3 Years→21 Nov 2025 | Active | |
| Industrial Scientific UK Ltd Director • Unreported | 28 Jul 2022←3 Years→21 Nov 2025 | Active | |
| Wearable Technologies Limited Director • Unreported | 10 Jun 2021←11 Months→27 May 2022 | Active | |
Blackline GPS Europe Ltd Director • Unreported | 16 Jun 2015←11 Months→24 May 2016 | Dissolved | |
| Blackline Safety Europe Ltd Director • Unreported | 28 Feb 2014←8 Years→27 May 2022 | Active | |
| GFG Gas Detection UK Limited Director • Company Director | 14 Jul 2006←7 Years→28 Feb 2014 | Active | |
| B W Europe Limited Director • Director Of Operations Europe | 18 Dec 2000←5 Years→16 Jun 2006 | Dissolved | |
