| Company | Timeline | Status | |
| Tallis Scholars 2007 Ltd Director • Musician | 13 Feb 2007←19 Years→Current | Active | |
The Tallis Scholars Summer School Limited Director • Musical Director | 23 Mar 2004←11 Years→6 Oct 2015 | Dissolved | |
| Coradale Limited Director • Company Director | 30 Mar 2000←25 Years→Current | Active | |
| The Musical Times Publications Limited Director • Unreported | 20 Feb 1995←31 Years→Current | Active | |
