| Company | Timeline | Status | |
| Quaker Trading (Manchester & Warrington) Limited Director • Scientist | 20 Apr 2004←3 Years→6 Feb 2008 | Active | |
| Quaker Trading (Manchester & Warrington) Limited Director • Physicist | 17 Feb 1997←12 Months→16 Feb 1998 | Active | |
| Mosscare Developments Limited Director • Scientist | 3 Aug 1991←15 Years→27 Jun 2007 | Dissolved | |
