- CONLON GUTTERS LIMITED- NI020118 
- CONLON INSTALLATIONS LTD- 13463715 - Incorporated on 18 June 2021 
- CONLON LIVING LIMITED- 09975166 - Incorporated on 28 January 2016 
- CONLON ELECTRICAL LIMITED- 14854725 - Incorporated on 8 May 2023 
- L MARIE LTD- 15428067 - Incorporated on 19 January 2024 
- CONLON CONSTRUCTION LIMITED- 00708997 - Incorporated on 24 November 1961 
- CONLON & SONS LIMITED- 00437113 - Incorporated on 16 June 1947 
- CONLON HOLDINGS LIMITED- 06060110 - Incorporated on 22 January 2007 
- CONLON GROUP LIMITED- NI661061 - Incorporated on 1 May 2019 
- CONLON TEMPLATING LIMITED- 10770981 - Incorporated on 15 May 2017 
- CONLON CONSULTING LTDDisolved- 14328849 - Dissolved on 18 July 2023 
- CONLON ENTERPRISES LTDDisolved- NI683906 - Dissolved on 21 February 2023 
- CONLON MANAGEMENT LTD- 15269910 - Incorporated on 8 November 2023 
- MARIE D LTDActive - Proposal to Strike off- 10875290 - Incorporated on 20 July 2017 
- BERNARD CONLON LIMITED- 00531247 - Incorporated on 30 March 1954 
- CONLON CONSULTING LIMITEDDissolved- 06217593 - Dissolved on 30 April 2013 
- CONLON CONSULTANTS LIMITED- 07370049 - Incorporated on 8 September 2010 
- CONLON CONSULTING LIMITEDActive - Proposal to Strike off- 08616727 - Incorporated on 19 July 2013 
- CONLON & LEACH LIMITED- 08358874 - Incorporated on 14 January 2013 
- CONLON-RAIL LIMITEDActive - Proposal to Strike off- 11304976 - Incorporated on 11 April 2018