| Company | Timeline | Status | |
| C B Frost Holdings Limited Director • Director | 31 Jul 2017←8 Years→Current | Active | |
| C B Frost (New Holdings) Limited Director • Director | 18 Jul 2017←8 Years→Current | Active | |
| C.B.Frost & Co Limited Director • Technical Director | 1 Aug 2005←20 Years→Current | Active | |
