| Company | Timeline | Status | |
| Green Collins & Co Ltd Director • Researcher | 2 Jul 2024←1 Year 3 Months→Current | Active | |
| Graph Data Research Association Director • Computer Science Researcher | 10 Mar 2020←5 Years→Current | Active | |
| Linked Data Benchmark Council Director • Director Of Product Management | 22 Jun 2016←9 Years→Current | Active | |
| Nine Clapton Square Limited Director • None | 15 May 2002←1 Month→26 Jun 2002 | Active | |
| Clapton Square Mansions Management Limited Director • Company Director | 9 Nov 2001←6 Months→15 May 2002 | Active | |
Choreology Limited Director • Director | 17 Jan 2001←16 Years→23 May 2017 | Dissolved | |
| Clapton Square Mansions Management Limited Director • Computer Consultant | 19 May 1999←2 Years 2 Months→13 Aug 2001 | Active | |
