| Current (7) |
| Board of Directors | 2017 |
| Board of Directors | 2008 |
| Board of Directors | 2026 |
| Board of Directors | 2023 |
| Chairman | 2023 |
| Board of Directors | 2026 |
| Board of Directors | 2019 |
| Former (24) |
| Board of Directors | 2006 – 2014 |
| Board of Directors | 1997 – 1999 |
| Board of Directors | 1887 – 1996 |
| Board of Directors | 1887 – 1998 |
| Board of Directors | 2014 – 2026 |
| Board of Directors | 1887 – 2006 |
| Board of Directors | 1887 – 1996 |
| Board of Directors | 1997 – 2007 |
| Board of Directors | 2010 – 2026 |
| Board of Directors | 1998 – 2002 |
| Board of Directors | 2007 – 2011 |
| Deputy Chairman | 2008 – 2014 |
| Board of Directors | 2011 – 2019 |
| Board of Directors | 2006 – 2006 |
| Board of Directors | 1998 – 2008 |
| Board of Directors | 1998 – 2006 |
| Board of Directors | 1887 – 2003 |
| Board of Directors | 2006 – 2008 |
| Board of Directors | 2008 – 2010 |
| Board of Directors | 1887 – 1997 |
| Board of Directors | 1887 – 1997 |
| Chairman | 2006 – 2023 |
| Board of Directors | 1887 – 1998 |
| Board of Directors | 2003 – 2017 |