| Company | Timeline | Status | |
| Helm Energy Limited Director • Director | 17 Dec 2013←11 Years→Current | Active | |
| Rybka Limited Director • Chartered Engineer | 7 Nov 2000←2 Years 11 Months→10 Oct 2003 | Active | |
Rybka Smith Ginsler And Battle London Limited Director • Chartered Engineer | 1 Jul 1995←19 Years→5 Aug 2014 | Dissolved | |
