| Company | Timeline | Status | |
| Yellow Energy Ltd Director • Scientist | 17 Feb 2013←9 Months→22 Nov 2013 | Active | |
Steriwave UK/Brazil QC Ltd Director • Scientist | 15 Feb 2013←9 Months→22 Nov 2013 | Dissolved | |
Steriwave UK/Brazil QC Ltd Director • Non Executive Director | 26 Feb 2010←2 Years 5 Months→15 Aug 2012 | Dissolved | |
