| Company | Timeline | Status | |
| Crummock Surfacing Ltd Director • Director | 10 Apr 2013←5 Years→2 Aug 2018 | Active | |
| Crummock Limited Secretary • Unreported | 23 Dec 2005←6 Years→12 Jul 2012 | Liquidation | |
| Crummock Holdings Limited Secretary • Unreported | 23 Dec 2005←6 Years→12 Jul 2012 | Liquidation | |
| Crummock (Scotland) Limited Secretary • Unreported | 23 Dec 2005←6 Years→12 Jul 2012 | Liquidation | |
| The Capital City Partnership Limited Director • Engineer | 17 Nov 2000←1 Year 10 Months→13 Sep 2002 | Active | |
| Crummock Limited Director • Contracts Manager | 13 Jan 1997←28 Years→Current | Liquidation | |
| Crummock Holdings Limited Director • Contracts Manager | 22 Jul 1994←31 Years→Current | Liquidation | |
| Crummock (Scotland) Limited Director • Contracts Manager | 22 Jul 1994←23 Years→31 Aug 2017 | Liquidation | |
