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- COSTIN CONTRACTORS LTD- 12348415 - Incorporated on 4 December 2019 
- COSTIN SERVICES LTDDisolved- 13828623 - Dissolved on 24 January 2023 
- MYS COSTINGS LTD- 15098197 - Incorporated on 26 August 2023 
- SFT COSTINGS LTD- 15578734 - Incorporated on 20 March 2024 
- IONUT CZI LTDActive - Proposal to Strike off- 10723581 - Incorporated on 13 April 2017 
- IONUT & SUN LTD- 08310345 - Incorporated on 28 November 2012 
- ENE IONUT LTDActive - Proposal to Strike off- 11262649 - Incorporated on 19 March 2018 
- IONUT.DMX LTDActive - Proposal to Strike off- 14247384 - Incorporated on 21 July 2022 
- IONUT CND LTDDissolved- 12310444 - Dissolved on 29 June 2021 
- IONUT DAN LTDDisolved- 14042879 - Dissolved on 19 September 2023 
- IONUT VAS LTDDisolved- 14487058 - Dissolved on 23 April 2024 
- VLC IONUT LTD- 09892187 - Incorporated on 27 November 2015 
- BAN IONUT LTDActive - Proposal to Strike off- 10159695 - Incorporated on 3 May 2016 
- IONUT LDT LTDDisolved- 12898115 - Dissolved on 1 March 2022 
- IONUT CTN LTDActive - Proposal to Strike off- 14902356 - Incorporated on 30 May 2023 
- IONUT GRI LTDDisolved- 14464104 - Dissolved on 16 April 2024 
- ALE&IONUT LTD- 16561818 - Incorporated on 5 July 2025 
- IONUTMD LTD- 12140988 - Incorporated on 6 August 2019 
- ANB IONUT LTDDisolved- 13690098 - Dissolved on 28 February 2023