| Company | Timeline | Status | |
| Daleside Owners' Association Limited Director • Professor | 8 May 1992←1 Year 11 Months→28 Apr 1994 | Active | |
| Freshwater Biological Association(The) Director • University Professor | 30 Sep 1991←11 Months→15 Sep 1992 | Active | |
| Setac-UK Director • Professor | 27 Sep 1991←11 Months→8 Sep 1992 | Dissolved | |
