- YAMAC LTD- 09474982 - Incorporated on 6 March 2015 
- YAMAC LTD- 15474640 - Incorporated on 9 February 2024 
- YAMAC 09 LTDActive - Proposal to Strike off- 11428541 - Incorporated on 22 June 2018 
- YAMAC LTDDisolved- 13848447 - Dissolved on 27 June 2023 
- YAMACH LTDDisolved- 15277088 - Dissolved on 22 April 2025 
- YELKENLI LTDActive - Proposal to Strike off- 10726187 - Incorporated on 13 April 2017 
- YAMACOM LTD- 13176284 - Incorporated on 3 February 2021 
- YAMAC LIMITEDDisolved- 11080222 - Dissolved on 21 December 2021 
- YAMACOBA LTDDisolved- 13870858 - Dissolved on 2 July 2024 
- YAMAC GRUP LTDActive - Proposal to Strike off- 15695036 - Incorporated on 30 April 2024 
- YAMACHA LTD- 16459837 - Incorporated on 19 May 2025 
- YELKEN CAFE LTD- 15174361 - Incorporated on 29 September 2023 
- YELKEN LIMITEDDisolved- 05420275 - Dissolved on 30 April 2024 
- YAMAC LIMITEDDissolved- 07663698 - Dissolved on 26 June 2012 
- YAMACSRF LTDDisolved- 12863474 - Dissolved on 8 February 2022 
- ELITE YELKEN LTD- 14691138 - Incorporated on 27 February 2023 
- YELKEN DERSI LTD- 15331523 - Incorporated on 6 December 2023 
- YAMAC GLOBAL LTDDisolved- 15419443 - Dissolved on 1 July 2025 
- YAMACAR LIMITEDDisolved- 12317141 - Dissolved on 7 December 2021 
- SEMA LIMITED- 05224547 - Incorporated on 7 September 2004