- HOWELLS ASSOCIATES LIMITED- 03404361 - Incorporated on 17 July 1997 
- HOWELLS CONSTRUCTION LIMITEDDissolved- 06366665 - Dissolved on 18 January 2011 
- HOWELLS BRICKWORK LIMITED- 07266529 - Incorporated on 26 May 2010 
- HOWELLS CONTRACTING LTD- 07468394 - Incorporated on 13 December 2010 
- HOWELLS ELECTRICAL LTD- 08944632 - Incorporated on 18 March 2014 
- HOWELLS CONTRACTS LIMITEDDisolved- 08989003 - Dissolved on 14 June 2025 
- GAENOR HOWELLS LIMITED- 08331447 - Incorporated on 14 December 2012 
- HOWELLS PROPERTIES LIMITEDActive - Proposal to Strike off- 08344745 - Incorporated on 2 January 2013 
- HOWELLS INVESTMENTS LIMITED- 09126664 - Incorporated on 11 July 2014 
- AMANDAHOLMES-HOWELLS LTDActive - Proposal to Strike off- 09723674 - Incorporated on 8 August 2015 
- HOWELLS TECHNICAL LIMITEDActive - Proposal to Strike off- 10135490 - Incorporated on 20 April 2016 
- HOWELLS CONSULTANCY LTDDisolved- 12021987 - Dissolved on 12 October 2021 
- HOWELLS ENGINEERING LIMITEDActive - Proposal to Strike off- 10623135 - Incorporated on 16 February 2017 
- HOWELLS & FLOWER LIMITEDActive - Proposal to Strike off- 10702537 - Incorporated on 31 March 2017 
- HOWELLS NEST LIMITED- 13692249 - Incorporated on 20 October 2021 
- HOWELLS MARKETING LIMITED- 15968510 - Incorporated on 20 September 2024 
- I ANDREWS CARPENTRY LIMITEDActive - Proposal to Strike off- 03983815 - Incorporated on 2 May 2000 
- HOWELLS PROPERTY INVESTOR LTD- 16371068 - Incorporated on 7 April 2025 
- HISCOCK HOWELLS LTD- 07247314 - Incorporated on 10 May 2010 
- LEAH HOWELLS HAIR LTDDisolved- 14606543 - Dissolved on 25 April 2023