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- PRENGA HOMES LTD- 16366760 - Incorporated on 4 April 2025 
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- ALEX PRENGA LTDDisolved- 13854155 - Dissolved on 27 June 2023 
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- ZEFI LTD- 10939424 - Incorporated on 31 August 2017 
- ZEFR LTDActive - Proposal to Strike off- 14400248 - Incorporated on 5 October 2022 
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- ZEFIT LTDDisolved- 12409993 - Dissolved on 27 July 2021 
- ZEF LAB LTD- 15857607 - Incorporated on 24 July 2024