| Company | Timeline | Status | |
| Radley House (Oxford) Limited Director • University Prof | 7 Jan 2008←9 Years→22 May 2017 | Active | |
Productivity Management Limited Director • Professor | 8 Nov 2006←8 Years→6 May 2015 | Dissolved | |
| Performance Improvement Management Limited Director • University Professor | 9 Oct 2003←21 Years→4 Mar 2025 | Dissolved | |
