| Company | Timeline | Status | |
| Elt Publishing Professionals Limited Director • Publishing Consultant | 12 Dec 2018←6 Years→Current | Active | |
| Elt Teacher 2 Writer Ltd Director • Director | 2 Jul 2012←13 Years→Current | Active | |
| Karen Spiller Limited Director • Director | 11 May 2011←14 Years→Current | Active | |
