- MCKAY DEMOLITION LTDLiquidation- 05947636 - Incorporated on 26 September 2006 
- MCKAY CONSULTANTS LTD- 08555467 - Incorporated on 4 June 2013 
- SUMMERVILLE MCKAY LIMITEDActive - Proposal to Strike off- 08630472 - Incorporated on 30 July 2013 
- MCKAY CONSTRUCTION LIMITEDDissolved- 08425573 - Dissolved on 6 August 2013 
- THOMAS-MCKAY LIMITED- 09257223 - Incorporated on 9 October 2014 
- MCKAY ENTERPRISE'S LIMITEDActive - Proposal to Strike off- 11886250 - Incorporated on 18 March 2019 
- MCKAY HAULAGE LIMITEDActive - Proposal to Strike off- NI636844 - Incorporated on 3 March 2016 
- MCKAY SPACES LIMITED- SC558636 - Incorporated on 24 February 2017 
- MCKAY GROUP LIMITED- 12393405 - Incorporated on 9 January 2020 
- MCKAY INVESTMENTS LIMITED- 13666705 - Incorporated on 7 October 2021 
- MCKAY ENTERPRISES LTDDisolved- 14786978 - Dissolved on 27 May 2025 
- MCKAY-PHILLIPS LIMITEDDisolved- 14402125 - Dissolved on 12 March 2024 
- MCKAY CONSTRUCTION LIMITEDDisolved- 14463329 - Dissolved on 4 July 2023 
- MCKAY SOLUTIONS LTDActive - Proposal to Strike off- 15607393 - Incorporated on 1 April 2024 
- MR & MRS FIT LTDDisolved- 13471739 - Dissolved on 10 December 2024 
- MYER JOSEPH & CO LIMITED- 00348986 - Incorporated on 28 January 1939 
- P JOSEPH LTD- 07525162 - Incorporated on 10 February 2011 
- JOSEPH.O.A.V LTDActive - Proposal to Strike off- 09641340 - Incorporated on 16 June 2015 
- JOSEPH 102079 LTDActive - Proposal to Strike off- 10379456 - Incorporated on 16 September 2016 
- A&M JOSEPH LTD- SC710676 - Incorporated on 28 September 2021