- GD MCKAY LIMITEDLiquidation- 03579033 - Incorporated on 10 June 1998 
- MCKAYPIPES LTDDissolved- 06052167 - Dissolved on 16 March 2010 
- MCKAYSCOOLCOVER LTDDisolved- SC790888 - Dissolved on 29 April 2025 
- MCKAY RENTAL LTD- 15763945 - Incorporated on 5 June 2024 
- NEIL.WILLOX.NEIL LTDDissolved- SC601075 - Dissolved on 22 June 2021 
- MR MR LTDActive - Proposal to Strike off- 15533685 - Incorporated on 1 March 2024 
- BROOKERS BUILDING AND LANDSCAPING LTDDisolved- 09008741 - Dissolved on 28 February 2023 
- LL SERVICES LIMITED- 05361634 - Incorporated on 11 February 2005 
- O'NEILL O T LTDActive - Proposal to Strike off- 08029047 - Incorporated on 13 April 2012 
- KIRKHAM MCKAY LTDDisolved- 06819961 - Dissolved on 24 May 2022 
- MCKAY'S LAW LIMITED- 14877784 - Incorporated on 18 May 2023 
- WJR MCKAY LIMITED- SC752377 - Incorporated on 6 December 2022 
- MCKAY UROLOGY LTD- SC759489 - Incorporated on 20 February 2023 
- CHARLIE MCKAY LTD- 15602223 - Incorporated on 29 March 2024 
- MCKAY-SAXELBY LTD- 11881848 - Incorporated on 14 March 2019 
- MCKAY SLT LIMITEDActive - Proposal to Strike off- 10583484 - Incorporated on 25 January 2017 
- MCKAY TRAFFIC LTDActive - Proposal to Strike off- 12269417 - Incorporated on 18 October 2019 
- MCKAY & LINGLEY LTDDisolved- 13213540 - Dissolved on 14 June 2022 
- O'NEILL & O'NEILL LIMITEDLiquidation- 07571012 - Incorporated on 21 March 2011 
- COLD CHAIN VEHICLE SERVICES LTD- 05614778 - Incorporated on 7 November 2005