| Company | Timeline | Status | |
| Tarmac Holdings (THL) Limited Director • Marketing Director | 15 Dec 2004←2 Years 10 Months→5 Nov 2007 | Active | |
| Tarmac Concrete Products Limited Director • Marketing Director | 1 May 2003←2 Years→16 May 2005 | Liquidation | |
Tarmac Northern Limited Director • Marketing Director | 1 Apr 2003←13 Years→23 Nov 2016 | Converted/Closed | |
| Tarmac Northern Limited Director • Director | 1 Apr 2003←2 Years 1 Month→16 May 2005 | Active | |
| Tarmac Central Limited Director • Marketing Director | 1 Apr 2003←2 Years 1 Month→16 May 2005 | Active | |
| Tarmac Western Limited Director • Marketing Director | 3 Mar 2003←1 Year 6 Months→8 Sep 2004 | Active | |
| Tarmac Southern Limited Director • Marketing Director | 3 Feb 2003←2 Years 3 Months→16 May 2005 | Dissolved | |
| Tarmac Trading Limited Director • Marketing Director | 1 Oct 2002←5 Years→5 Nov 2007 | Active | |
