| Company | Timeline | Status | |
| The Theosophical Society In England And Wales Director • Director | 11 May 2018←4 Months→22 Sep 2018 | Active | |
Tekels Park Estate Limited Director • Director | 4 Jul 2013←5 Years→14 Sep 2018 | Dissolved | |
| The Foundation For Theosophical Studies Director • Scientific Consultant | 14 Apr 2012←6 Years→22 Sep 2018 | Active | |
| Motor Inventions Ltd Director • Consultant | 12 Apr 2011←14 Years→Current | Active | |
| Corrosion Courses (UK) Ltd Director • Consultant | 28 Mar 2011←14 Years→Current | Active | |
| 4-D Books Ltd Director • Consultant | 21 Jul 2010←15 Years→Current | Active | |
| Corrosion Courses Ltd Director • Company Director | 1 Oct 2009←16 Years→Current | Active | |
| Corrosion And Materials Consultants Limited Director • Professor At Imperial College | 4 Nov 1992←33 Years→Current | Active | |
| CMC Ltd Director • Professor Chairman Cmc Ltd | 29 Oct 1990←35 Years→Current | Active | |
