| Company | Timeline | Status | |
| Lamberton & Company Limited Director • Accountant | 7 Aug 1992←33 Years→Current | In Receivership | |
| Lamberton Robotics Limited Secretary • Unreported | 26 May 1992←33 Years→Current | In Receivership | |
| Lamberton Hydraulics Limited Secretary • Unreported | 26 May 1992←33 Years→Current | In Receivership | |
| Lamberton & Company Limited Secretary • Unreported | 26 May 1992←33 Years→Current | In Receivership | |
