| Company | Timeline | Status | |
| Leeson Investments Limited Director • Director | 24 Oct 2016←9 Years→Current | Active | |
| Adhesives & Sealants Limited Director • Chairman | 20 Dec 2002←17 Years→20 Oct 2020 | Active | |
| Leeson Chemicals Limited Director • Chairman | 20 Dec 2002←17 Years→20 Oct 2020 | Active | |
| Adhesives And Sealants International Limited Director • Chemist | 15 Feb 1996←29 Years→Current | Liquidation | |
| Adhesives And Sealants International Limited Secretary • Chemist | 15 Feb 1996←29 Years→Current | Liquidation | |
| Leeson Polyurethanes Limited Director • Chairman | 31 Dec 1991←28 Years→20 Oct 2020 | Active | |
| Leeson Polyurethanes Limited Secretary • Unreported | 31 Dec 1991←28 Years→20 Oct 2020 | Active | |
