| Company | Timeline | Status | |
| The Wylie Agency (UK), Ltd Secretary • Literary Agent | 5 Jul 1996←29 Years→Current | Active | |
| The Wylie Agency (UK), Ltd Director • Literary Agent | 5 Jul 1996←29 Years→Current | Active | |
| Aitken Alexander Associates Limited Director • Literary Agent | 26 Dec 1991←4 Years→20 Mar 1996 | Active | |
