| Company | Timeline | Status | |
| IST Power Holdings Limited Director • Director | 6 Oct 2020←5 Years→Current | Active | |
| Evengold Properties Ltd Director • Accountant | 3 Oct 2019←6 Years→Current | Active | |
| Ernest Lee Holdings Limited Secretary • Director | 25 Oct 2006←19 Years→Current | Active | |
| Ernest Lee Holdings Limited Director • Finance Director | 25 Oct 2006←19 Years→Current | Active | |
Littleborough Engineering Limited Secretary • Accountant | 25 Oct 2006←8 Years→5 May 2015 | Dissolved | |
Littleborough Engineering Limited Director • Accountant | 25 Oct 2006←8 Years→5 May 2015 | Dissolved | |
| Ernest Lee (Electrical Services) Limited Director • Director | 25 Oct 2006←19 Years→Current | Active | |
| Ernest Lee (Electrical Services) Limited Secretary • Director | 25 Oct 2006←19 Years→Current | Active | |
| IST Power Limited Secretary • Accountant | 23 May 1991←34 Years→Current | Active | |
| IST Power Limited Director • Accountant | 23 May 1991←34 Years→Current | Active | |
