| Company | Timeline | Status | |
| John Knight Glass Limited Director • Director | 1 Sep 2021←4 Years→Current | Active | |
| John Knight Glass Limited Director • Director | 26 Nov 2020←1 Month→1 Jan 2021 | Active | |
| John Knight Glazing Limited Director • Director | 22 Nov 2017←7 Years→Current | Active | |
DGK Systems Limited Director • Director | 16 May 2017←1 Year 9 Months→12 Feb 2019 | Dissolved | |
