| Company | Timeline | Status | |
R.K. Carbon International Limited Director • Company Director | 18 May 2001←4 Years→31 Jan 2006 | Dissolved | |
| SGL Carbon Fibers Limited Director • Company Director | 18 May 2001←4 Years→31 Jan 2006 | Active | |
Project DNF Limited Director • Company Director | 18 May 2001←4 Years→31 Jan 2006 | Dissolved | |
