| Current (4) |
| Management | 2026 |
| Management | 2026 |
| Founder | 1992 |
| Founder | 1992 |
| Former (14) |
| Management | 1997 – 2000 |
| Management | 2019 – 2021 |
| Management | 2000 – 2004 |
| Chief Executive Officer | 2004 – 2008 |
| Management | 2014 – 2019 |
| Management | 2021 – 2026 |
| Management | 2015 – 2017 |
| Chief Executive Officer | 2017 – 2019 |
| Management | 2004 – 2009 |
| Management | 2019 – 2024 |
| Management | 2008 – 2013 |
| Management | 1992 – 1997 |
| Management | 2009 – 2014 |
| Chief Executive Officer | 2013 – 2017 |