- FITZGERALD CONTROLS LTD.Active - Proposal to Strike off- 07185742 - Incorporated on 11 March 2010 
- FITZGERALD & HANNA LIMITEDDissolved- NI610596 - Dissolved on 27 September 2013 
- FITZGERALD LIGHTING LIMITEDDisolved- 07971633 - Dissolved on 28 May 2024 
- LOMAN FITZGERALD LIMITEDDisolved- 07981385 - Dissolved on 12 August 2023 
- FITZGERALD ASSOCIATES LIMITED- SC372923 - Incorporated on 12 February 2010 
- SPENCER FITZGERALD LIMITED- 06343699 - Incorporated on 15 August 2007 
- FITZGERALD FILMING LTD- 07669628 - Incorporated on 14 June 2011 
- FITZGERALD REINFORCING LIMITED- 05593989 - Incorporated on 17 October 2005 
- MARK FITZGERALD LIMITED- 09068037 - Incorporated on 3 June 2014 
- FITZGERALD CONSULTANTS LTD.Disolved- 09140099 - Dissolved on 14 December 2021 
- FITZGERALD AVIATION LIMITED- 08598094 - Incorporated on 4 July 2013 
- FITZGERALD FLOORING LTD- 09370729 - Incorporated on 31 December 2014 
- FITZGERALD PHYSIOTHERAPY LIMITED- 09349786 - Incorporated on 10 December 2014 
- FITZGERALD MOTORS LIMITED- 09437599 - Incorporated on 12 February 2015 
- Z FITZGERALD LIMITED- 12693720 - Incorporated on 24 June 2020 
- FITZGERALD COLLECTIVE LTDDisolved- 12650247 - Dissolved on 31 May 2022 
- FITZGERALD O'MALLEY LIMITED- 09767914 - Incorporated on 8 September 2015 
- HARRISON FITZGERALD LIMITEDActive - Proposal to Strike off- 10173732 - Incorporated on 11 May 2016 
- OSKER FITZGERALD LTDDisolved- 12005089 - Dissolved on 8 August 2023 
- SCUDAMORE FITZGERALD LIMITED- 11081879 - Incorporated on 24 November 2017