| Company | Timeline | Status | |
| Sheerwater Limited Director • Water Supply Engineer | 26 Aug 2009←12 Years→2 Nov 2021 | Dissolved | |
| Warren Properties (Ne) Limited Director • Water Supply Engineer | 23 Jun 2008←17 Years→Current | Active | |
| Sheers Limited Director • Water Supply Engineer | 19 Nov 1993←30 Years→2 May 2024 | Active | |
| Sheers Limited Secretary • Water Supply Engineer | 19 Nov 1993←6 Years→8 Sep 2000 | Active | |
