| Company | Timeline | Status | |
| Stag Lane (Berkhamsted) Management Company Limited Director • Music | 30 Apr 2015←1 Year 6 Months→9 Nov 2016 | Active | |
| Andy Crompton Ltd Director • Musician | 24 Aug 2005←20 Years→Current | Active | |
| British Philharmonic Orchestra Limited Director • Director | 19 Feb 2003←22 Years→Current | Active | |
| British Philharmonic Orchestra Limited Secretary • Director | 19 Feb 2003←22 Years→Current | Active | |
