| Company | Timeline | Status | |
| Concrete Repair Association Director • Unreported | 22 Apr 2014←4 Years→1 Jul 2018 | Active | |
| Testing And Analysis Limited Director • Engineer | 1 Jan 2006←2 Years 4 Months→28 May 2008 | Active | |
| Balvac Limited Director • Civil Engineer | 1 Nov 2002←7 Years→1 May 2010 | Active | |
