| Company | Timeline | Status | |
| LHT Swansea Limited Director • Director | 28 Jun 2017←8 Years→Current | Active | |
| Trainer Investments Limited Director • Director | 29 Nov 2016←4 Months→2 Apr 2017 | Active | |
| Trainer (Holdings) Limited Director • Director | 23 Oct 2013←3 Years→1 Jul 2017 | Active | |
Swansea Bay Futures Limited Director • Company Director | 27 Jun 2005←7 Months→24 Jan 2006 | Dissolved | |
| Institute Of The Motor Industry(The) Director • Motor Dealer | 9 Jul 1997←5 Years→5 Sep 2002 | Active | |
| Leslie H. Trainer And Son Limited Director • Chairman | 31 Aug 1991←25 Years→1 Jul 2017 | Active | |
