| Company | Timeline | Status | |
| Queensholme (Cheltenham) Management Company Limited Director • Quarry Consultant | 15 May 2008←1 Year 8 Months→2 Feb 2010 | Active | |
| A N G Consulting Limited Secretary • Geologist | 3 Apr 2006←19 Years→Current | Active | |
| Queensholme (Cheltenham) Management Company Limited Director • Geologist | 30 Mar 2004←4 Years→8 May 2008 | Active | |
| A N G Consulting Limited Director • Geologist | 2 Nov 1999←26 Years→Current | Active | |
| A N G Consulting Limited Director • Geologist | 9 Jan 1998←1 Year 9 Months→2 Nov 1999 | Active | |
| Oolithica (Geoscience) Limited Director • Geologist | 22 Apr 1994←31 Years→Current | Liquidation | |
