| Company | Timeline | Status | |
| Trafalgar Theatre Productions Limited Director • Accountant | 1 Dec 2005←11 Years→30 Nov 2016 | Active | |
| Highland Fling Japan Limited Director • Accountant | 2 Dec 2004←1 Year→20 Dec 2005 | Dissolved | |
| Friedman Productions Limited Secretary • Unreported | 1 Dec 2003←21 Years→Current | Active | |
| The London Shakespeare Theatre Company Limited Director • Company Secretary | 17 Jun 1992←25 Years→16 Jun 2017 | Active | |
| London Turnstyle Limited Secretary • Unreported | 24 Jan 1992←10 Years→19 Nov 2002 | Dissolved | |
| Bell Theatre Services Limited Secretary • Unreported | 4 Sep 1991←3 Years→10 Nov 1994 | Active | |
| Bell Theatre Services Limited Director • Accountant | 4 Sep 1991←9 Months→5 Jun 1992 | Active | |
| PKC Associates Limited Director • Accountant | 2 May 1991←1 Day→2 May 1991 | Active | |
