- MARTIN LESLIE DA COSTA- Born June 1953 - 4 UPTON CLOSE, PARK STREET, ST ALBANS, HERTFORDSHIRE, AL2 2NR 
- Edward Martin DA COSTA- Born July 1977 - C/- Sable International, 5th Floor 18 St. Swithin's Lane, London, England, EC4N 8AD 
- COSTGROUP LTD- 10882584 - Incorporated on 25 July 2017 
- VARZIM GENERAL HAULAGE LIMITED- 12232637 - Incorporated on 30 September 2019 
- AMERICAS 2 LLPActive - Proposal to Strike off- OC312339 - Incorporated on 19 March 2005 
- G S JACKSON LIMITEDActive - Proposal to Strike off- 04103720 - Incorporated on 8 November 2000 
- COSTA CIVIL ENGINEERING LTD- 08827400 - Incorporated on 30 December 2013 
- MARTIN & MARTINActive - Proposal to Strike off- 00366239 - Incorporated on 1 April 1941 
- COSTA & IRI LTD- 12214079 - Incorporated on 18 September 2019 
- COSTA & SON LTDActive - Proposal to Strike off- 10850982 - Incorporated on 5 July 2017 
- COSTAND LTDDisolved- 13107405 - Dissolved on 7 March 2023 
- COSTA BPO LTDDisolved- 14111241 - Dissolved on 29 August 2023 
- COSTACA LTDDisolved- 14778704 - Dissolved on 10 September 2024 
- DA COSTA PS LLP- OC447411 - Incorporated on 19 May 2023 
- COSTAPP LTD- 15112418 - Incorporated on 4 September 2023 
- PRO COSTA LTD- 15628731 - Incorporated on 9 April 2024 
- COSTA NVH LTDDissolved- 09240870 - Dissolved on 30 April 2019 
- COSTADO LTDLiquidation- 11769279 - Incorporated on 16 January 2019 
- COSTA ONE LTD- 12714419 - Incorporated on 2 July 2020 
- DA COSTA (UK) LTD- 02182057 - Incorporated on 21 October 1987