| Company | Timeline | Status | |
| C. & D. (Insulation Operations) Limited Director • Chartered Accountant | 1 Feb 2017←8 Years→Current | Active | |
Coilstock Limited Director • Accountant | 1 Feb 2017←3 Months→9 May 2017 | Dissolved | |
| Marine & Offshore (Scotland) Limited Director • Accountant | 10 Oct 2013←12 Years→Current | Active | |
| Kaefer Opus Limited Director • Company Director | 22 Apr 2013←8 Years→12 Oct 2021 | Dissolved | |
| Kaefer Limited Director • Accountant | 1 Feb 2013←7 Years→6 Oct 2020 | Active | |
| Consort Limited Director • Chartered Accountant | 1 May 1996←2 Years 6 Months→13 Nov 1998 | Active | |
| Consort Limited Secretary • Chartered Accountant | 1 May 1996←2 Years 6 Months→13 Nov 1998 | Active | |
