| Company | Timeline | Status | |
| Contact Gearing Limited Director • Unreported | 29 Aug 2012←13 Years→Current | Active | |
| British Gear Association Director • Director | 30 Jun 2009←16 Years→Current | Active | |
| David Brown Gear Industries Limited Director • Vice President Of Engineering | 31 Mar 2004←21 Years→Current | Active | |
David Brown Engineering Limited Director • Vice President Of Engineering | 31 Mar 2004←1 Year 9 Months→17 Jan 2006 | Dissolved | |
Clyde Pumps Limited Director • Vice President Of Engineering | 31 Mar 2004←3 Months→27 Jul 2004 | Active | |
Union Pump Limited Director • Vice President Of Engineering | 31 Mar 2004←1 Year 9 Months→17 Jan 2006 | Dissolved | |
Hygate Transmissions Limited Director • Vice President Of Engineering | 31 Mar 2004←1 Year 9 Months→17 Jan 2006 | Dissolved | |
David Brown Corporation Limited Director • Vice President Of Engineering | 18 Feb 2004←1 Year 11 Months→17 Jan 2006 | Dissolved | |
| David Brown Group Limited Director • Vice President Of Engineering | 18 Feb 2004←8 Years→15 Jan 2013 | Active | |
| British Gear Association Director • Engineer | 13 Jun 2002←4 Years→24 Feb 2007 | Active | |
