| Company | Timeline | Status | |
| Edinburgh Business School Director • Professor | 1 Jul 2015←2 Years→14 Jul 2017 | Active | |
| Iop Enterprises Limited Director • University Professor | 1 Oct 2011←8 Years→30 Sep 2019 | Active | |
| Iop Publishing Limited Director • University Professor | 1 Oct 2011←8 Years→30 Sep 2019 | Active | |
The UK Consortium For Photonics & Optics Ltd Director • University Professor | 17 Sep 1998←19 Years→13 Feb 2018 | Dissolved | |
| Optosci Limited Director • Physicist | 7 Apr 1994←31 Years→Current | Active | |
