| Company | Timeline | Status | |
| Vox Amplification Limited Director • President | 29 Dec 1992←32 Years→Current | Active | |
| Korg (UK) Limited Director • President | 6 Mar 1992←33 Years→Current | Active | |
| Korg (UK) Limited Director • President | 1 Jan 1970←55 Years→21 Feb 2025 | Active | |
