| Company | Timeline | Status | |
| SWF Consultants Limited Director • Director | 14 Nov 2008←3 Years→22 Feb 2012 | Active | |
| SWF Consulting Ltd Director • Structural Engineer | 9 Mar 2006←10 Years→28 Feb 2017 | Active | |
| SWF Consulting Ltd Secretary • Director | 9 Mar 2006←9 Years→21 Sep 2015 | Active | |
