| Company | Timeline | Status | |
| Rattue Co. Limited Director • Director | 26 Jun 1993←32 Years→Current | Active | |
| Alexandra Cleaning Company Limited Director • Director | 24 Aug 1991←34 Years→Current | Active | |
| Elizabeth Cleaning Company Limited Director • Director | 24 Aug 1991←34 Years→Current | Active | |
| Victoria Cleaning Company Limited Director • Director | 24 Aug 1991←34 Years→Current | Active | |
