| Company | Timeline | Status | |
| Association For The History Of Glass, Limited(The) Director • University Professor | 12 Nov 2019←2 Years 10 Months→6 Oct 2022 | Active | |
| Association For The History Of Glass, Limited(The) Director • University Reader | 15 Nov 2013←3 Years→5 Sep 2017 | Active | |
| Association For The History Of Glass, Limited(The) Director • University Lecturer | 3 Dec 2003←7 Years→17 Nov 2011 | Active | |
