- ELIZABETH CLEGG LTD- 08643054 - Incorporated on 8 August 2013 
- CLEGG (NAMECO) LIMITED- 08688238 - Incorporated on 12 September 2013 
- CLEGG ESTATES LIMITED- 13488649 - Incorporated on 1 July 2021 
- CLEGG FOUNDATIONS LTDDisolved- 12665109 - Dissolved on 26 July 2022 
- COOKSON & CLEGG LIMITED- 02469174 - Incorporated on 12 February 1990 
- CLEGG ASSOCIATES LIMITED- 04569772 - Incorporated on 22 October 2002 
- CLEGG CONSULTING LIMITEDDissolved- 07782311 - Dissolved on 18 December 2012 
- CLEGG COMMERCIALS LTDDissolved- 07895565 - Dissolved on 18 February 2014 
- CLEGG COMMUNICATIONS LIMITEDActive - Proposal to Strike off- 04730726 - Incorporated on 11 April 2003 
- CLEGG HOMES LIMITED- 04927194 - Incorporated on 9 October 2003 
- CLEGG NOMINEES LIMITED- 06264423 - Incorporated on 31 May 2007 
- CLEGG TRADING LIMITEDDisolved- 11993384 - Dissolved on 28 March 2023 
- CLEGG SCAFFOLDING LIMITEDDisolved- 09982724 - Dissolved on 15 April 2025 
- CLEGG AVIATION LIMITEDDissolved- 10666590 - Dissolved on 15 January 2019 
- CLEGG SPORTS LIMITEDDisolved- 14132173 - Dissolved on 10 January 2023 
- EDWARDS CLEGG LIMITED- 16201308 - Incorporated on 22 January 2025 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- CLEGG'S CHILDCARE LTDDisolved- 13426306 - Dissolved on 13 June 2023 
- J. MCMAHON & CO. LIMITEDActive - Proposal to Strike off- 03315666 - Incorporated on 10 February 1997 
- MCMAHON (UK) LIMITED- 08548636 - Incorporated on 30 May 2013