| Company | Timeline | Status | |
| Wle Electrical Services Limited Director • Director | 13 Jan 2015←1 Year 3 Months→12 Apr 2016 | Dissolved | |
| William Lafferty Holdings Limited Director • Director | 12 Jan 2015←1 Year 3 Months→12 Apr 2016 | Dissolved | |
| William Lafferty & Company Limited Director • Cs | 1 Apr 1993←1 Year 9 Months→1 Jan 1995 | Active | |
| William Lafferty & Company Limited Secretary • Unreported | 31 Oct 1988←27 Years→12 Apr 2016 | Active | |
