- KARL'S KRIB BOX LTD- 11566173 - Incorporated on 12 September 2018 
- KARLOSSAL LTDDisolved- 12819909 - Dissolved on 13 December 2022 
- KARL BROUGH LTD.Active - Proposal to Strike off- 10772150 - Incorporated on 16 May 2017 
- KARL WALTON 5146 LTDActive - Proposal to Strike off- 10168056 - Incorporated on 7 May 2016 
- KARLYVILLE LP- SL026639 - Incorporated on 10 May 2016 
- KARLSCARS LTDDisolved- 11844337 - Dissolved on 13 July 2021 
- KARLMOGGA LTD- 16414867 - Incorporated on 28 April 2025 
- MARTIN & KARL LTD- 16452477 - Incorporated on 15 May 2025 
- THE INDEPENDENTS CREATIVE COLLECTIVE UK LIMITED- 04243407 - Incorporated on 29 June 2001 
- UNIQUE REBELS UNION LTD- 07799711 - Incorporated on 6 October 2011 
- KARL MAGNUS KARLSSON INVEST LIMITEDActive - Proposal to Strike off- 08013637 - Incorporated on 30 March 2012 
- KARLU LIMITED- 04594340 - Incorporated on 19 November 2002 
- KARL TOOLEY LTD- 06956331 - Incorporated on 8 July 2009 
- KARLI LIMITED- 05009548 - Incorporated on 8 January 2004 
- KARL PASCAL LTDDisolved- 08107801 - Dissolved on 8 March 2022 
- KARL SPENCE LTD- 08697667 - Incorporated on 19 September 2013 
- KARL PARTON LTD- 08674321 - Incorporated on 3 September 2013 
- KARLICHKA LTDActive - Proposal to Strike off- 08722262 - Incorporated on 7 October 2013 
- KARL KNEBEL LTDDisolved- 14204157 - Dissolved on 5 December 2023 
- KARL HEARST LTDDisolved- NI697232 - Dissolved on 18 March 2025