| Company | Timeline | Status | |
| Warwick International Computing Systems Limited Director • Director | 11 Aug 2015←3 Years→26 Nov 2018 | Dissolved | |
| Smith Of Derby (Int) Limited Director • Managing Director | 26 Jan 2012←6 Years→31 May 2018 | Active | |
| Marketing Derby Limited Director • Managing Director | 25 Sep 2009←16 Years→Current | Active | |
| Derby Quad Limited Director • Md | 20 Aug 2008←9 Years→21 Aug 2017 | Active | |
| John Whitehurst Limited Director • Managing Director | 25 Jun 2008←9 Years→31 May 2018 | Active | |
| Smith Of Derby Limited Director • Managing Director | 1 Jan 2007←18 Years→Current | Active | |
| B & H (Derby) Limited Director • Director | 1 Jan 2007←11 Years→31 May 2018 | Active | |
| J.B.Joyce & Company Limited Director • Director | 1 Jan 2007←11 Years→31 May 2018 | Active | |
| William Potts & Sons Limited Director • Director | 1 Jan 2007←11 Years→31 May 2018 | Active | |
