| Company | Timeline | Status | |
| Midsummer Opera Director • Retired | 19 Dec 2011←14 Years→Current | Active | |
| Philharmonia Chorus Limited Director • Retired | 13 Oct 2008←17 Years→Current | Active | |
| Philharmonia Chorus Limited Director • Sole Proprietor | 1 Oct 1992←12 Years→11 Oct 2004 | Active | |
