| Company | Timeline | Status | |
| Wallace Sheetmetal & Fabrication Limited Director • Engineer | 11 Dec 2015←9 Years→Current | Active | |
| NT Precision Limited Director • Engineer | 1 Aug 2000←25 Years→Current | Active | |
| Sapa Precision Tubing Workington Ltd Director • Engineer | 1 Jan 1997←2 Years 9 Months→30 Sep 1999 | Dissolved | |
