| Company | Timeline | Status | |
| Sapphire Air Ltd Director • Director, Engineer | 25 Apr 2006←4 Years→25 Mar 2011 | Active | |
| Sapphire Environmental Engineering Limited Director • Air Conditioning Engineer | 3 Oct 1991←30 Years→3 Aug 2022 | Dissolved | |
| Sapphire Environmental Engineering Limited Secretary • Unreported | 3 Oct 1991←28 Years→24 Feb 2020 | Dissolved | |
