| Company | Timeline | Status | |
| East West Railway Company Limited Director • Director | 26 Feb 2019←5 Years→31 Oct 2024 | Active | |
| National Highways Limited Director • Non Executive Director | 1 Apr 2015←4 Years→31 Mar 2019 | Active | |
| GCHO Holdings Limited Director • Director | 4 Apr 2011←1 Year 3 Months→20 Jul 2012 | Dissolved | |
The Council Of Almoners Of Christ's Hospital Director • Chartered Civil Engineer | 2 Aug 2005←5 Years→20 Oct 2010 | Dissolved | |
| Acumen7 Limited Director • Chartered Civil Engineer | 25 Jan 2004←14 Years→20 Nov 2018 | Active | |
| Geoffrey Osborne Limited Director • Chartered Civil Engineer | 1 Jul 2003←9 Years→20 Jul 2012 | In Administration | |
| Ascot Racecourse Estates (Property Developments) Limited Director • Civil Engineer | 7 Nov 2002←4 Years→1 Dec 2006 | Active | |
| S A Murray Ltd Director • Chartered Civil Engineer | 15 Jan 2002←20 Years→22 Feb 2022 | Dissolved | |
| Ascot Authority (Holdings) Limited Director • Civil Engineer | 21 Dec 2001←4 Years→1 Dec 2006 | Active | |
