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- CERISEONE LTD- 14231118 - Incorporated on 13 July 2022 
- CERIN LIMITEDDissolved- 06737069 - Dissolved on 8 February 2011 
- CERIO LIMITEDDisolved- 07305349 - Dissolved on 21 November 2023 
- CERILLION PLC- 09472870 - Incorporated on 5 March 2015 
- CERI MITCHELL LIMITEDDissolved- 06106221 - Dissolved on 8 March 2011 
- CERI MARRIOTT LIMITEDActive - Proposal to Strike off- 09092368 - Incorporated on 19 June 2014 
- CERI LYNAGHAN LTDDisolved- 11060352 - Dissolved on 26 October 2021 
- CERI THOMAS LIMITEDDisolved- 13560673 - Dissolved on 7 February 2023 
- CERI HAND LIMITED- 13561276 - Incorporated on 11 August 2021 
- CERI THOMAS LTD- 14780349 - Incorporated on 4 April 2023 
- CERIAKANA LTDActive - Proposal to Strike off- 11527921 - Incorporated on 20 August 2018 
- CERI BENSON (20903) LTDActive - Proposal to Strike off- 10139040 - Incorporated on 21 April 2016 
- CERINVEST LTD- 10378804 - Incorporated on 16 September 2016 
- CUTS BY CERIS LTDActive - Proposal to Strike off- 10982976 - Incorporated on 26 September 2017 
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- WORKTOGETHER LIMITED- 09678906 - Incorporated on 9 July 2015 
- S.E. WRIGHT & SON (PROPERTIES) LIMITED- 00609261 - Incorporated on 7 August 1958 
- DAVID WILLIAMS TRAINING LIMITEDDissolved- 04280810 - Dissolved on 17 August 2010 
- CERILLIAN LTD- 09843108 - Incorporated on 27 October 2015