| Company | Timeline | Status | |
| Coltec Finance Company Limited Director • Director | 24 Sep 2002←9 Years→26 Jun 2012 | Active | |
| UD-RD Holding Company Limited Director • Director | 31 Dec 1999←2 Years→22 Jan 2002 | Active | |
| Radiodetection Limited Director • Director | 31 Dec 1999←2 Years→22 Jan 2002 | Active | |
