| Company | Timeline | Status | |
| Pressed Flights (Holdings) Limited Director • Accountant | 30 Nov 2015←6 Years→30 Jun 2022 | Active | |
| The Longwood Engineering Company (Holdings) Limited Secretary • Accountant | 30 Jan 2004←5 Years→1 May 2009 | Active | |
| The Longwood Engineering Company (Holdings) Limited Director • Accountant | 30 Jan 2004←18 Years→30 Jun 2022 | Active | |
| Longwood Engineering Company Limited Director • Accountant | 14 Nov 2000←9 Years→30 Jun 2010 | Active | |
Parkwood Mills Company Limited Secretary • Unreported | 18 Apr 1991←28 Years→13 Feb 2020 | Dissolved | |
Longwood Finishing Company Limited Secretary • Unreported | 18 Apr 1991←27 Years→7 Oct 2018 | Dissolved | |
| Longwood Engineering Company Limited Secretary • Accountant | 18 Apr 1991←18 Years→1 May 2009 | Active | |
