| Company | Timeline | Status | |
| The Lid (Edinburgh) Limited Director • Engineer | 15 Dec 2017←4 Years→19 Apr 2022 | Dissolved | |
| Blake Group Holdings Limited Director • Engineer | 14 Dec 2017←4 Years→19 Apr 2022 | Dissolved | |
| Blake Property Company LLP Designated LLP Member • Unreported | 17 Feb 2007←18 Years→Current | Active | |
| James Blake & Co (Engineers) Limited Director • Engineer | 29 Dec 1988←36 Years→Current | Active | |
