| Company | Timeline | Status | |
| Paper Collect Company Limited Director • Director | 25 Jun 2015←9 Years→9 Jul 2024 | Dissolved | |
| Envirokey Ltd Director • Director | 31 Jan 2015←8 Years→14 Nov 2023 | Active | |
| Envirovert Limited Director • Director | 19 Jan 2010←13 Years→14 Nov 2023 | Active | |
| Shukco 345 Ltd Director • General Manager | 1 Dec 2008←8 Months→21 Aug 2009 | Active | |
| Mayer Environmental Ltd Director • Director | 1 Mar 2000←7 Years→9 Jul 2007 | Active | |
