| Company | Timeline | Status | |
| Takhar Mews Management Company Limited Director • Composer | 10 May 2000←13 Years→12 Mar 2014 | Active | |
| Piers Chater Robinson Limited Director • Company Director | 3 Dec 1991←34 Years→Current | Active | |
| International Theatre & Music Limited Director • Composer/lyricist/scriptwriter | 30 Sep 1991←34 Years→Current | Active | |
| Just Shares Limited Director • Director | 1 Aug 1991←34 Years→Current | Active | |
| Piers Chater Robinson Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
