| Company | Timeline | Status | |
| Quiet Productions Limited Director • Playwrite | 12 Feb 1992←3 Years→20 Feb 1995 | Active | |
| Plain Plays Limited Director • Author | 31 Dec 1991←3 Years→20 Feb 1995 | Active | |
| Plain Plays Limited Secretary • Unreported | 31 Dec 1991←3 Years→20 Feb 1995 | Active | |
| Pulsar Productions Limited Secretary • Unreported | 17 Dec 1991←3 Years→20 Feb 1995 | Active | |
| Pulsar Productions Limited Director • Author | 17 Dec 1991←3 Years→20 Feb 1995 | Active | |
| Robert Bolt Limited Director • Playwright | 6 Jun 1991←3 Years→20 Feb 1995 | Active | |
