| Company | Timeline | Status | |
| Williams Stockport Limited Director • Director | 27 Aug 2010←15 Years→Current | Active | |
| Benham (Specialist Cars) Limited Director • Director | 27 Aug 2010←15 Years→Current | Active | |
| Williams Motor Co. Limited Director • Director | 29 Jun 1991←34 Years→Current | Active | |
| Williams Motor Co.(Holdings)Limited Director • Chairman | 28 Jun 1991←34 Years→Current | Active | |
| Williams Rochdale Limited Director • Director | 28 Jun 1991←34 Years→Current | Active | |
