- HAMPTON KNOWLES LIMITED- 14936145 - Incorporated on 14 June 2023 
- KNOWLES ENGINEERING LIMITED- 14122507 - Incorporated on 21 May 2022 
- KNOWLES & ASSOCIATES LIMITED- 14719037 - Incorporated on 9 March 2023 
- KNOWLES WHITTINGHAM LTD- 14735903 - Incorporated on 16 March 2023 
- KNOWLES HOUSE LIMITED- 14414336 - Incorporated on 12 October 2022 
- KNOWLES SERVICES LTD- 15732906 - Incorporated on 21 May 2024 
- KNOWLES SQUARED LIMITED- 15822005 - Incorporated on 5 July 2024 
- KNOWLES NEWSAGENTS LIMITED- 06638309 - Incorporated on 4 July 2008 
- KNOWLES STAFFORD LLPDissolved- OC303096 - Dissolved on 21 September 2004 
- ARTHUR KNOWLES LIMITED- 05481643 - Incorporated on 15 June 2005 
- TOBY KNOWLES LIMITED- 05985498 - Incorporated on 1 November 2006 
- KNOWLES FARMING LIMITED- 06126010 - Incorporated on 23 February 2007 
- KNOWLES DEVELOPMENTS LIMITED- 04781289 - Incorporated on 30 May 2003 
- JAMES KNOWLES LIMITEDDissolved- 07710657 - Dissolved on 4 March 2014 
- JULIA KNOWLES LIMITED- 07301753 - Incorporated on 1 July 2010 
- KNOWLES SECURITIES LIMITEDDissolved- 07538978 - Dissolved on 8 October 2013 
- KNOWLES INDUSTRIAL LIMITED- 05120790 - Incorporated on 6 May 2004 
- MILANOVIC KNOWLES LIMITED- 04302919 - Incorporated on 11 October 2001 
- KNOWLES ACCOUNTANTS LIMITEDActive - Proposal to Strike off- 08667655 - Incorporated on 29 August 2013 
- KNOWLES PROPERTY LTD- 09013420 - Incorporated on 28 April 2014