| Company | Timeline | Status | |
| Servaheat Limited Director • Engineer | 21 Apr 1997←23 Years→16 Feb 2021 | Active | |
| Servacrane Limited Director • Engineer | 21 Apr 1997←23 Years→16 Feb 2021 | Active | |
| Servacrane Investments Limited Director • Engineer | 31 Dec 1991←29 Years→16 Feb 2021 | Active | |
