| Company | Timeline | Status | |
| C B Frost (New Holdings) Limited Director • Director | 31 Jul 2017←1 Year 7 Months→7 Mar 2019 | Active | |
| C B Frost Holdings Limited Director • Director | 17 Oct 2001←17 Years→7 Mar 2019 | Active | |
| C B Frost Holdings Limited Secretary • Director | 17 Oct 2001←17 Years→7 Mar 2019 | Active | |
| C.B.Frost & Co Limited Secretary • Unreported | 15 Oct 1998←20 Years→7 Mar 2019 | Active | |
| C.B.Frost & Co Limited Director • Cdr | 10 Dec 1993←25 Years→7 Mar 2019 | Active | |
