| Company | Timeline | Status | |
| Williams Environmental Limited Director • Admin Officer | 12 Jan 2012←10 Years→1 Feb 2022 | Active | |
| Albert Cooperage Limited Director • Admin Officer | 30 Aug 2004←15 Years→10 Oct 2019 | Dissolved | |
| Williams Environmental Management Limited Secretary • Unreported | 14 Mar 2003←4 Years→29 Jun 2007 | Liquidation | |
| The Drum Group Limited Secretary • Unreported | 14 Mar 2003←4 Years→29 Jun 2007 | Liquidation | |
