- FITZPATRICK INVESTMENT LIMITEDDissolved- 00639640 - Dissolved on 2 April 2013 
- FITZPATRICK GLAZIERS LIMITED- 01370319 - Incorporated on 24 May 1978 
- FITZPATRICK FITTERS LTD- 04660213 - Incorporated on 10 February 2003 
- FITZPATRICK PROJECTS LIMITED- 05250662 - Incorporated on 5 October 2004 
- H FITZPATRICK LIMITEDDissolved- 08134619 - Dissolved on 18 February 2014 
- ALEXANDER FITZPATRICK LTD- 05994751 - Incorporated on 10 November 2006 
- ELLIOT-FITZPATRICK LIMITED- 05957752 - Incorporated on 5 October 2006 
- KIRSTY FITZPATRICK LIMITEDDisolved- 07710033 - Dissolved on 12 October 2021 
- FITZPATRICK MANAGEMENT LIMITED- 07315697 - Incorporated on 15 July 2010 
- FITZPATRICK DEVELOPMENTS LTD- 09540335 - Incorporated on 14 April 2015 
- FITZPATRICK CARE LTD- 09650931 - Incorporated on 22 June 2015 
- MICHAEL FITZPATRICK LIMITED- NI617234 - Incorporated on 11 March 2013 
- FITZPATRICK HEALTH LIMITEDActive - Proposal to Strike off- 09320984 - Incorporated on 20 November 2014 
- FITZPATRICK ENERGY LIMITED- NI625799 - Incorporated on 23 July 2014 
- KAREN FITZPATRICK LIMITEDActive - Proposal to Strike off- 08235555 - Incorporated on 1 October 2012 
- ADAM FITZPATRICK LTD- 09953518 - Incorporated on 15 January 2016 
- MICHELE FITZPATRICK LTD- 10306379 - Incorporated on 1 August 2016 
- FITZPATRICK ADVISORY LIMITED- 09769382 - Incorporated on 9 September 2015 
- FITZPATRICK & ASSOCIATES LIMITEDActive - Proposal to Strike off- 10424424 - Incorporated on 13 October 2016 
- FITZPATRICK TECHNOLOGY LIMITED- 10527413 - Incorporated on 15 December 2016