| Company | Timeline | Status | |
| Harden Redstone Company Limited Director • Company Director | 9 Mar 1993←12 Years→9 Dec 2005 | Active | |
| T.T.Walker(Newcastle)Limited Director • Company Director | 9 Mar 1993←19 Years→27 Mar 2012 | Active | |
| Harden Redstone Company Limited Director • Unreported | 1 Jan 1970←35 Years→9 Dec 2005 | Active | |
