| Company | Timeline | Status | |
| Central Park Lodge (Residents) Limited Director • Film Producer | 31 Mar 1992←14 Years→22 Jan 2007 | Active | |
| Essay Films Limited Director • Film Editor/producer | 31 Dec 1991←33 Years→9 Jun 2025 | Active | |
| Essay Films Limited Director • Unreported | 1 Jan 1970←55 Years→9 Jun 2025 | Active | |
