| Company | Timeline | Status | |
| John Glen (Installation Services) Limited Director • General Manager  | 29 Jun 2021←4 Years→Current  | Active  | |
| Gate Automation Systems Limited Director • Director  | 16 Jun 2016←9 Years→Current  | Liquidation  | |
| Llanelli Garage Doors Limited Director • Company Director  | 24 Feb 2016←1 Year 1 Month→6 Apr 2017  | Dissolved  | |
| John Glen (Installation Services) Limited Director • Employed  | 13 Oct 2015←1 Year 5 Months→6 Apr 2017  | Active  | |
