| Company | Timeline | Status | |
| Skircoat Management (2005) Limited Director • Retired  | 23 Mar 2011←7 Years→7 Jan 2019  | Active  | |
| Knightsbridge Court Limited Director • Retired  | 23 Mar 2011←7 Years→7 Jan 2019  | Active  | |
| Bailiff Bridge (Brighouse) Management Company Limited Director • Technical Director  | 7 May 2002←2 Years 3 Months→1 Sep 2004  | Active  | |
| Colvin Assured Leasing Limited Director • Unreported  | 5 Jan 1998←5 Years→30 Sep 2003  | Liquidation  | |
| Colvin Assured Limited Director • Unreported  | 1 Jan 1970←38 Years→31 Jul 2008  | Liquidation  | |
