| Company | Timeline | Status | |
| Gurr Johns International Limited Director • Wine Merchant | 25 Aug 2020←5 Years→Current | Active | |
| Dreweatts 1759 Limited Director • Director | 1 Oct 2017←4 Years→12 Sep 2022 | Active | |
| Stone Vine & Sun Limited Director • Wine Merchant | 23 Feb 2006←19 Years→Current | Active | |
| Stone Vine & Sun Limited Secretary • Wine Merchant | 23 Feb 2006←19 Years→Current | Active | |
| Gurr Johns Limited Director • Wine Merchant | 10 Jun 2004←19 Years→12 Feb 2024 | Active | |
| Sotheby's Shipping Limited Director • Fine Art Auctioneer | 14 Sep 2000←2 Years→30 Sep 2002 | Dissolved | |
| Sotheby's Financial Services Limited Director • Fine Art Auctioneer | 14 Sep 2000←2 Years→30 Sep 2002 | Active | |
| Art Development (India) Limited Director • Fine Art Auctioneer | 29 Aug 1997←5 Years→30 Sep 2002 | Dissolved | |
| Oatshare Limited Director • Fine Art Auctioneer | 7 Aug 1995←7 Years→30 Sep 2002 | Active | |
| Sotheby's Director • Fine Art Auctioneer | 1 Feb 1995←7 Years→30 Sep 2002 | Active | |
