- PRIMUS L.P.- SL021760 - Incorporated on 5 August 2015 
- PRIMUS HSE SOLUTIONS LTD- SC632057 - Incorporated on 30 May 2019 
- PRIMUS (2018) LTD- 11735378 - Incorporated on 19 December 2018 
- PRIMUS LLPregistered- OE032473 - Incorporated on 27 March 2024 
- PRIMUS 1 LTD- 13714173 - Incorporated on 1 November 2021 
- IMMANUEL COMMUNICATIONSDissolved- 03725497 - Dissolved on 3 April 2012 
- AGRO PRIMUS LTDActive - Proposal to Strike off- 09640430 - Incorporated on 16 June 2015 
- SHELFCO 101 PLCDissolved- 08606311 - Dissolved on 26 January 2016 
- PRIMUS II LTDActive - Proposal to Strike off- 07796332 - Incorporated on 4 October 2011 
- PRIMUS DP LTD- 10876362 - Incorporated on 20 July 2017 
- JC PRIMUS LTD- 11248791 - Incorporated on 11 March 2018 
- PRIMUS QA LTDDisolved- 08150820 - Dissolved on 22 October 2022 
- PRIMUSS LTDActive - Proposal to Strike off- 08226920 - Incorporated on 25 September 2012 
- FINSPACE GROUP LIMITED- 11483834 - Incorporated on 25 July 2018 
- GATEWAY CHRISTIAN EDUCATIONActive - Proposal to Strike off- 02591310 - Incorporated on 13 March 1991 
- EMMANUEL(1584)- RC000172 - Incorporated on 1 January 1981 
- ALPHA CONSULTANT SERVICES LTD- 07819934 - Incorporated on 24 October 2011 
- PRIMUS SPV 2 LTD- 09188623 - Incorporated on 28 August 2014 
- MOS PRIMUS LTDActive - Proposal to Strike off- NI617805 - Incorporated on 10 April 2013 
- PRIMUS ECO LTDActive - Proposal to Strike off- 10040792 - Incorporated on 3 March 2016