| Company | Timeline | Status | |
| R.L. Ferris Limited Director • Authorised Public Accountant  | 22 Nov 2010←4 Years→2 Mar 2015  | Active  | |
| R.L. Ferris Limited Director • Director  | 15 Apr 2010←2 Months→12 Jul 2010  | Active  | |
| R. L. Ferris ( Accountants & Auditors ) Limited Director • Accountant  | 20 Feb 2002←23 Years→Current  | Active  | |
| R. L. Ferris ( Accountants & Auditors ) Limited Secretary • Accountant  | 20 Feb 2002←8 Years→1 Nov 2010  | Active  | |
