- KAISER FOUNDATION INCregistered- OE032980 - Incorporated on 1 August 2024 
- KAISER ACCOUNTS LIMITED- 15973648 - Incorporated on 23 September 2024 
- KAISERJAX LIMITED- 09124818 - Incorporated on 10 July 2014 
- KAISER IT SUPPORT LTDDisolved- 13741742 - Dissolved on 16 May 2023 
- KAISERBOY LIMITED- 16133745 - Incorporated on 13 December 2024 
- KAISER HOLDINGS LTD- 14490926 - Incorporated on 17 November 2022 
- KAISER PROPERTY LTD- 14162684 - Incorporated on 9 June 2022 
- KAISER CONNECTIONS LIMITED- 15699361 - Incorporated on 1 May 2024 
- KAISER ENGINEERS LIMITEDDissolved- 00923096 - Dissolved on 28 June 2011 
- KAISER LIMITED PARTNERSHIP- SL006348 - Incorporated on 12 December 2007 
- KAISER DOORS LIMITED- 04875132 - Incorporated on 22 August 2003 
- KAISER CONSULTING LIMITEDDissolved- 07453358 - Dissolved on 29 June 2021 
- KAISER TRAFFIC LIMITEDActive - Proposal to Strike off- 10143693 - Incorporated on 24 April 2016 
- KAISER TRANSPORT LIMITED- 09805486 - Incorporated on 2 October 2015 
- KAISER PROPERTY LTDActive - Proposal to Strike off- 11783923 - Incorporated on 23 January 2019 
- KAISER CUSTOMS LIMITEDDisolved- 14387702 - Dissolved on 5 March 2024 
- KAISER RECOVERY LTD- SC830122 - Incorporated on 26 November 2024 
- KAISER MANAGEMENT SERVICES UK LIMITEDActive - Proposal to Strike off- 07203790 - Incorporated on 25 March 2010 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018