| Company | Timeline | Status | |
| United Kingdom Mutual War Risks Association Limited Director • Director | 18 Oct 2022←2 Years 1 Month→10 Dec 2024 | Active | |
| Thomas Miller War Risks Services Limited Director • Director | 1 Jun 2020←4 Years→10 Dec 2024 | Active | |
| Tibet Relief Fund Of The United Kingdom Director • Claims Manager | 2 Dec 2014←2 Years 1 Month→9 Jan 2017 | Active | |
| Thomas Miller Hamilton Ltd Director • Director | 28 Feb 2011←11 Years→22 Mar 2022 | Dissolved | |
| Thomas Miller P&I Ltd Director • Director | 28 Feb 2011←12 Years→18 Dec 2023 | Active | |
| The United Kingdom Mutual Steam Ship Assurance Association Limited Director • Marketing & Development Director | 28 Feb 2011←1 Day→28 Feb 2011 | Active | |
| Thomas Miller (Management Services) Ltd Director • Director | 1 Jul 2005←19 Years→10 Dec 2024 | Active | |
