| Company | Timeline | Status | |
| Ricardo Certification Limited Director • Lawyer | 12 Jun 2015←7 Months→20 Jan 2016 | Active | |
| Ricardo Emea Limited Director • Lawyer | 12 Jun 2015←8 Months→29 Feb 2016 | Active | |
| Ricardo Investments Limited Director • General Counsel | 10 Jun 2014←8 Years→31 Mar 2023 | Active | |
Ricardo Special Vehicles Limited Director • Senior Counsel | 1 Apr 2014←3 Years→3 Apr 2017 | Dissolved | |
Ricardo Test Services Limited Director • General Counsel | 1 Apr 2014←3 Years→3 Apr 2017 | Dissolved | |
B & R Taylor Limited Director • General Counsel | 1 Apr 2014←3 Years→3 Apr 2017 | Dissolved | |
Fenton Technology Design Limited Director • General Counsel | 1 Apr 2014←3 Years→3 Apr 2017 | Dissolved | |
| Ricardo Software Limited Director • General Counsel | 1 Apr 2014←9 Years→31 Mar 2023 | Active | |
| Ricardo Consulting Engineers Limited Director • General Counsel | 1 Apr 2014←9 Years→31 Mar 2023 | Active | |
| Ricardo Technology Limited Director • General Counsel | 1 Apr 2014←9 Years→31 Mar 2023 | Active | |
