| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | CLARKSONS STRUCTURED ASSET FINANCE LIMITED | 🇬🇧Regno Unito | Active | 11/03/2026 – present |
| Officer | LEVELSEAS LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | RECAP MANAGER LIMITED | 🇬🇧Regno Unito | Active | 24/04/2026 – present |
| Officer | CONTAINER FREIGHT DERIVATIVES ASSOCIATION LIMITED | 🇬🇧Regno Unito | Dissolved | 27/05/2026 – present |
| Officer | COMPANY EVENT MANAGEMENT LIMITED | — | Dissolved | 25/05/2026 – present |
| Officer | CLARKSONS PROPERTY UK LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – 13/05/2026 |
| Officer | SEAFIX LIMITED | — | Active | 30/03/2026 – present |
| Officer | MARITECH DEVELOPMENT LIMITED | — | Active | 19/03/2026 – present |
| Officer | MARITECH HOLDINGS LIMITED | — | Active | 19/03/2026 – present |
| Officer | MARITECH LIMITED | 🇬🇧Regno Unito | Active | 24/04/2026 – 09/04/2018 |
| Officer | CLARKSON IQ LIMITED | 🇬🇧Regno Unito | Active | 12/05/2026 – 09/04/2018 |
| Officer | J.O. PLOWRIGHT & CO. (HOLDINGS) LIMITED | 🇬🇧Regno Unito | Active | 10/06/2026 – 09/04/2018 |
| Officer | COMPANY EVENT MANAGEMENT LIMITED | — | Dissolved | 25/05/2026 – 09/04/2018 |
| Officer | MARITECH SERVICES LIMITED | 🇬🇧Regno Unito | Active | 29/04/2026 – 09/04/2018 |
| Officer | CLARKSON MARKET ANALYSIS LIMITED | — | Dissolved | 31/05/2026 – 09/04/2018 |
| Officer | J.O. PLOWRIGHT & CO. (HOLDINGS) LIMITED | 🇬🇧Regno Unito | Active | 10/06/2026 – present |
| Officer | MARITECH LIMITED | 🇬🇧Regno Unito | Active | 24/04/2026 – present |
| Officer | MARITECH SERVICES LIMITED | 🇬🇧Regno Unito | Active | 04/02/2026 – present |
| Officer | WATERFRONT SERVICES LIMITED | 🇬🇧Regno Unito | Active | 27/01/2026 – 31/05/2026 |
| Officer | CLARKSON IQ LIMITED | 🇬🇧Regno Unito | Active | 27/02/2026 – present |
| Officer | GIBB GROUP LTD | 🇬🇧Regno Unito | Active | 08/05/2026 – 07/05/2026 |
| Officer | LNG SHIPPING AND TECHNICAL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Dissolved | 21/05/2026 – present |
| Officer | LNG TECHNICAL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Dissolved | 21/05/2026 – present |
| Officer | ENSHIP LIMITED | 🇬🇧Regno Unito | Active | 27/01/2026 – 30/04/2026 |
| Officer | CLARKSON MARKET ANALYSIS LIMITED | — | Dissolved | 31/05/2026 – present |
| Officer | CLARKSONS PLATOU SECURITIES LIMITED | — | Dissolved | 07/06/2026 – present |
| Officer | CTS OFFSHORE AND MARINE LIMITED | 🇬🇧Regno Unito | Active | 11/05/2026 – 29/07/2011 |
| Officer | COASTAL SHIPPING LIMITED | 🇬🇧Regno Unito | Active | 05/06/2026 – 31/05/2026 |
| Officer | MARINET (SHIP AGENCIES) LIMITED | 🇬🇧Regno Unito | Active | 18/05/2026 – present |
| Officer | GENCHEM HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 14/05/2026 – 13/05/2026 |
| Officer | GLOBAL SLOT NETWORK LIMITED | — | Dissolved | 13/06/2026 – present |
| Officer | C.I.F TRADING LIMITED | — | Dissolved | 14/06/2026 – 31/03/2006 |
| Officer | CLARKSON SALE AND PURCHASE LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | CLARKSON DRY CARGO LIMITED | 🇬🇧Regno Unito | Active | 18/05/2026 – present |
| Officer | CLARKSON TANKERS LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | CLARKSON SHIPBROKERS LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | CALYPSO SHIPPING INVESTMENTS LIMITED | 🇬🇧Regno Unito | Active | 04/02/2026 – present |
| Officer | CLARKSON VALUATIONS LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | CLARKSON HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
31/05/2026
resigned
13/05/2026
resigned
31/03/2005
appointed