- MCCARTHY BRICKLAYING LIMITED- 06881282 - Incorporated on 20 April 2009 
- MCCARTHY PROMOTIONS LIMITEDActive - Proposal to Strike off- 07259563 - Incorporated on 20 May 2010 
- DENNIS MCCARTHY LIMITEDActive - Proposal to Strike off- 07305088 - Incorporated on 6 July 2010 
- RICHARD MCCARTHY LIMITEDActive - Proposal to Strike off- 08182428 - Incorporated on 16 August 2012 
- MCCARTHY CONSULTING LIMITED- 04205223 - Incorporated on 25 April 2001 
- KEVIN MCCARTHY LIMITEDDisolved- 04728646 - Dissolved on 9 May 2023 
- LUKE MCCARTHY LIMITED- 06502520 - Incorporated on 13 February 2008 
- TADHG MCCARTHY LIMITEDDisolved- 07797540 - Dissolved on 22 March 2022 
- JONATHAN MCCARTHY LIMITED- 07713300 - Incorporated on 21 July 2011 
- DECLAN MCCARTHY LIMITED- 06765300 - Incorporated on 3 December 2008 
- BATTLE MCCARTHY LIMITEDDisolved- 03914559 - Dissolved on 4 August 2021 
- RB MCCARTHY LIMITED- 06604384 - Incorporated on 28 May 2008 
- MCCARTHY & O'CONNOR LIMITED- 05595225 - Incorporated on 18 October 2005 
- MCCARTHY LONGREACH LLP- OC328563 - Incorporated on 23 May 2007 
- MCCARTHY WARD LIMITEDActive - Proposal to Strike off- 05855788 - Incorporated on 23 June 2006 
- MCCARTHY SCOTT LIMITEDActive - Proposal to Strike off- 08672613 - Incorporated on 2 September 2013 
- MCCARTHY CEILINGS LIMITEDActive - Proposal to Strike off- 09110577 - Incorporated on 1 July 2014 
- MCCARTHY BUILD LIMITED- 08326154 - Incorporated on 11 December 2012 
- MCCARTHY DENNING LIMITED- 08460511 - Incorporated on 25 March 2013 
- MCCARTHY LETTINGS LTD- 09277475 - Incorporated on 23 October 2014