John RishtonAge 68
Current Roles
 DIAGEO PLC DGE | 22 | Board | Non-Executive Director | 2025-11-01 | 6m | N/A |
| 34 | Board | Non-Executive Director and Chairman of the Board Designate (starts on Jul 13 2026) | N/A | N/A | N/A | |
 INFORMA PLC INF | 48 | Board | Chairman of the Board | 2016-09-01 | 9y 8m | N/A |
Former Roles
 DIPLOMA PLC DPLM | 54 | General Counsel | 2020-05-04 | N/A |
DIPLOMA PLC DPLM | 54 | Corporate Secretary | 2020-05-04 | N/A |
| 126 | Independent Dir/Board Member | 2018-12-31 | 2025-12-30 | |
| 126 | Chairman | 2021-04-20 | 2025-12-30 | |
| 126 | Director/Board Member | 2016-09-12 | 2021-04-20 | |
| 250 | Director/Board Member | 2005-01-31 | 2019-04-15 | |
| 4 | Director/Board Member | 2011-06-22 | 2015-07-01 | |
| 4 | Chief Executive Officer | 2011-06-22 | 2015-07-01 |
