| Company | Timeline | Status | |
| Grosvenor Shipbrokers Ltd Director • Unreported | 15 Oct 1999←26 Years→Current | Active | |
Grosvenor Smythe Shipping Limited Director • Broker | 3 Feb 1997←18 Years→5 May 2015 | Dissolved | |
Grosvenor Smythe Ship Brokers Limited Director • Consultant | 22 Feb 1996←19 Years→5 May 2015 | Dissolved | |
| Grosvenor Smythe Oil Tankers Limited Director • Unreported | 28 Oct 1994←31 Years→Current | Active | |
J.O. Plowright & Co. (Holdings) Ltd Director • Company Director | 21 Mar 1991←3 Months→30 Jun 1991 | Dissolved | |
