- CONSTANTIN CONSTRUCTION LTDDisolved- 12951424 - Dissolved on 21 December 2021 
- IONUT CONSTANTIN LIMITEDDisolved- 13639551 - Dissolved on 21 March 2023 
- CONSTANTIN PROPERTY LTD- 13672979 - Incorporated on 12 October 2021 
- CONSTANTIN PRINTS LTD- 13408241 - Incorporated on 19 May 2021 
- CONSTANTIN MICESTI LTD- 14770157 - Incorporated on 30 March 2023 
- CONSTANTIN PAINT LTDDisolved- 14053147 - Dissolved on 26 September 2023 
- DEMOLATION CONSTANTIN LTDDisolved- 14054952 - Dissolved on 26 September 2023 
- VIRGIL CONSTANTIN LTDDisolved- 14571967 - Dissolved on 11 June 2024 
- ENEA CONSTANTIN LTDDisolved- 14615063 - Dissolved on 2 July 2024 
- CONSTANTIN INT LIMITEDDisolved- 15283911 - Dissolved on 11 March 2025 
- CONSTANTIN FILIP LTDDisolved- 15290134 - Dissolved on 22 April 2025 
- DANIEL CONSTANTIN LTD- 14434007 - Incorporated on 21 October 2022 
- CONSTANTIN FLOREA LIMITEDDisolved- 14448270 - Dissolved on 2 April 2024 
- LUCIAN CONSTANTIN LIMITEDDisolved- 14530572 - Dissolved on 14 May 2024 
- ALIN CONSTANTIN LTDDisolved- 14538402 - Dissolved on 6 May 2025 
- CONSTANTIN COURIERS LTD- 15722147 - Incorporated on 15 May 2024 
- CONSTANTIN SOLUTIONS LTD- 16033672 - Incorporated on 22 October 2024 
- MR & MRS FIT LTDDisolved- 13471739 - Dissolved on 10 December 2024 
- CONSTANTIN & CO LTDActive - Proposal to Strike off- 07966457 - Incorporated on 27 February 2012 
- CONSTANTINA UK LTDActive - Proposal to Strike off- 07981771 - Incorporated on 8 March 2012