| Company | Timeline | Status | |
| P & J Hallington Limited Director • Engineer | 2 Mar 2023←2 Years 8 Months→Current | Active | |
| Jane Hallington Limited Director • Managing Director | 5 Jun 2009←12 Years→5 Oct 2021 | Dissolved | |
| Cumbria Nuclear Solutions Limited Director • Managing Director | 28 Jun 2006←1 Year 10 Months→13 May 2008 | Active | |
| JF Nuclear Limited Director • Director | 5 Jun 2006←1 Year 11 Months→12 May 2008 | Dissolved | |
Harsh Environment Systems Limited Director • Director | 5 Jun 2006←1 Year 11 Months→12 May 2008 | Dissolved | |
