- KAI CONSTRUCTION LTD- 14893039 - Incorporated on 24 May 2023 
- KAI PAGE LTD- 14950867 - Incorporated on 21 June 2023 
- KAI & MAIA LIMITEDDisolved- 14983472 - Dissolved on 14 November 2023 
- KAI KINSUI LTDActive - Proposal to Strike off- 15062200 - Incorporated on 10 August 2023 
- KAI COMMERCIALS LIMITED- 06924085 - Incorporated on 4 June 2009 
- KAI SERVICES LIMITED- 06228563 - Incorporated on 26 April 2007 
- KAI SPORTS LTD.- 03586271 - Incorporated on 24 June 1998 
- KAI TRESSES LTDDisolved- 14093400 - Dissolved on 17 October 2023 
- KARATE KAI ENGLANDDissolved- 06877308 - Dissolved on 1 July 2014 
- KAI PERFORMANCE LIMITEDDissolved- 05610049 - Dissolved on 15 June 2010 
- KAI YUNG LTDDissolved- 07634290 - Dissolved on 8 October 2013 
- KAI HAIGH LTDActive - Proposal to Strike off- 08031195 - Incorporated on 16 April 2012 
- KAI STUDIO LIMITEDDissolved- 07488679 - Dissolved on 21 August 2012 
- KAI & ASSOCIATES LTDDissolved- 07541279 - Dissolved on 2 October 2012 
- KAI BAR LIMITEDActive - Proposal to Strike off- 07167077 - Incorporated on 24 February 2010 
- KAI CLOTHING LTD- 07218476 - Incorporated on 9 April 2010 
- KAI CHUNG LTDDissolved- 07257409 - Dissolved on 27 December 2011 
- OMEGA KAI LTDDissolved- 07424112 - Dissolved on 12 June 2012 
- SONG KAI LTDActive - Proposal to Strike off- 09493625 - Incorporated on 17 March 2015 
- KAI INTERIORS LTD- 09574106 - Incorporated on 5 May 2015