| Company | Timeline | Status | |
| Irvine-Whitlock Limited Director • Company Director | 1 Sep 2014←1 Year 4 Months→31 Dec 2015 | Active | |
| Midland Quarry Products Limited Director • Company Director | 18 Apr 2013←4 Months→31 Aug 2013 | Active | |
| Hanson Holdings (1) Limited Director • Company Director | 25 Feb 2013←2 Years 10 Months→31 Dec 2015 | Active | |
| Hanson Limited Director • Company Director | 24 Mar 2010←5 Years→31 Dec 2015 | Active | |
| CHB P H R Limited Director • Company Director | 24 Mar 2010←5 Years→31 Dec 2015 | Active | |
| Heidelberg Materials Canada Holding Limited Director • Company Director | 4 Dec 2009←6 Years→31 Dec 2015 | Active | |
| Heidelberg Materials UK Holding Ii Limited Director • Company Director | 13 Jun 2008←7 Years→31 Dec 2015 | Active | |
| Heidelberg Materials UK Holding Limited Director • Company Director | 13 Jun 2008←7 Years→31 Dec 2015 | Active | |
| Heidelberg Materials Cement Holding Limited Director • Company Director | 13 Jun 2008←7 Years→31 Dec 2015 | Active | |
| Hanson Quarry Products Europe Limited Director • Company Director | 13 Jun 2008←7 Years→31 Dec 2015 | Active | |
