| Company | Timeline | Status | |
| SMDG Coachworks Ltd Director • Unreported | 19 Jul 2018←7 Years→Current | Active | |
| SMDG Motorsport Limited Director • Director | 8 Feb 2018←5 Years→1 Aug 2023 | Active | |
| SMDG Ferrari Specialists Limited Director • Unreported | 19 Apr 2012←13 Years→Current | Active | |
| SMDG Performance Limited Director • Unreported | 9 Nov 2006←19 Years→Current | Active | |
