- ROAD TRANSPORT (LEEDS) LIMITED- 13924546 - Incorporated on 18 February 2022 
- S CONSTANTINE LTDActive - Proposal to Strike off- 11614186 - Incorporated on 10 October 2018 
- CONSTANTINUS LTD.Active - Proposal to Strike off- 10217110 - Incorporated on 6 June 2016 
- CONSTANTINOF LTDActive - Proposal to Strike off- 10441253 - Incorporated on 24 October 2016 
- CONSTANTINA LTDDisolved- 13855952 - Dissolved on 27 June 2023 
- CONSTANTINOV LTD- 13960088 - Incorporated on 7 March 2022 
- CONSTANTINNATUONAL LTDDisolved- 13991548 - Dissolved on 22 August 2023 
- CONSTANTINONLINE LTDDisolved- 13184335 - Dissolved on 19 July 2022 
- CONSTANTINBUILD LTDDisolved- 15023853 - Dissolved on 24 December 2024 
- CONSTANTIN M M LTDDisolved- 14712720 - Dissolved on 13 August 2024 
- CONSTANTIN D&C LTD- 14802802 - Incorporated on 14 April 2023 
- CONSTANTIN D A LTDDisolved- 15142997 - Dissolved on 18 February 2025 
- CONSTANTINESCU LTD- 07408682 - Incorporated on 15 October 2010 
- CONSTANTINE25 LTD- 11617112 - Incorporated on 11 October 2018 
- CONSTANTIN B LTDDisolved- 09951846 - Dissolved on 30 August 2022 
- CONSTANTIN V LTDActive - Proposal to Strike off- 11112495 - Incorporated on 14 December 2017 
- CONSTANTINOVLAD LTD- 13885458 - Incorporated on 1 February 2022 
- CONSTANTINESCU LTDDisolved- 13949892 - Dissolved on 8 August 2023 
- CONSTANTIN P LTDDisolved- 13981778 - Dissolved on 22 August 2023 
- CONSTANTINDOBRECONSTRUCTION LTDDisolved- 14221106 - Dissolved on 20 August 2024