| Company | Timeline | Status | |
| Curls Steam Company Limited Director • Construction | 9 Mar 2022←10 Months→1 Feb 2023 | Dissolved | |
| KSG Vehicle Solutions Limited Director • Construction | 13 Mar 2015←10 Years→Current | Active | |
| Kelston Sparkes Holdings Limited Director • Construction | 31 Mar 2014←11 Years→Current | Active | |
| Kelston Sparkes (Group) Limited Director • Company Director | 1 Feb 2013←12 Years→Current | Active | |
