Partial History | Date | Event | Region |
| Tuesday, December 31, 1991 | Appointment as Director | City Of London |
| Friday, March 21, 1997 | Appointment as Secretary | Surrey |
| Monday, May 1, 2000 | Appointment as Secretary | Derbyshire |
| Wednesday, July 5, 2006 | Appointment as Secretary | Buckinghamshire |
| Wednesday, March 21, 2007 | Appointment as Secretary | Buckinghamshire |
| Thursday, April 5, 2007 | Appointment as Secretary | City Of London |
| Wednesday, August 10, 2011 | Appointment as Director | City Of London |
| Tuesday, June 26, 2012 | Resignation as Director | City Of London |
| Monday, October 7, 2013 | Appointment as Director | City Of London |
| Friday, October 25, 2013 | Appointment as Director | City Of London |
| Thursday, May 21, 2015 | Appointment as Director | City Of London |
| Monday, December 4, 2017 | Appointment as Director | Westminster |
| Friday, August 31, 2018 | Appointment as Secretary | City Of London |
| Friday, October 23, 2020 | Resignation as Director | City Of London |
| Monday, April 12, 2021 | Resignation as Director and Secretary | Westminster |
| Thursday, April 22, 2021 | Resignation as Director | City Of London |
| Thursday, September 30, 2021 | Resignation as Secretary | Buckinghamshire |
