- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- DUNCAN MACGREGOR LIMITED- SC032462 - Incorporated on 16 July 1957 
- MMEC GEOENVIRONMENTAL LTD- SC371903 - Incorporated on 28 January 2010 
- MCGREGOR LOGISTICS (SOUTH WALES) LIMITED- 11096698 - Incorporated on 5 December 2017 
- JAS MCGREGOR LTD.- SC444214 - Incorporated on 5 March 2013 
- MCGREGOR WYN LTD- 13916611 - Incorporated on 15 February 2022 
- MCGREGOR INSTALLATIONS LTD- 01815106 - Incorporated on 10 May 1984 
- Gordon Douglas, Mr. ROSS- Born August 1977 - Muirale House Bardrill Road, Blackford, Auchterarder, Perth And Kinross, Scotland, PH4 1RB 
- MCGREGOR'S CAFE LTDDisolved- 11669419 - Dissolved on 15 February 2022 
- MCGREGOR COXALL UNITED KINGDOM PTY LTDLiquidation- 10199853 - Incorporated on 25 May 2016 
- INNER ARMOUR TRAINING LTD.Disolved- 12121673 - Dissolved on 21 May 2023 
- Patricia, Mrs. DOUGLAS- Born August 1948 - Glendue St. Helens Street, Corbridge, Northumberland, England, NE45 5BE 
- James Douglas, Mr. YOUNG- Born April 1971 - 2 Leman Street, London, United Kingdom, E1W 9US 
- MR & MR LTD- 16489396 - Incorporated on 2 June 2025 
- IAO-MCGREGOR LTDDissolved- SC661785 - Dissolved on 22 June 2021 
- TIM MCGREGOR LTD- 10351811 - Incorporated on 31 August 2016 
- IVO MCGREGOR LTDActive - Proposal to Strike off- 15721272 - Incorporated on 15 May 2024 
- DOUGLAS DOUGLAS COMPANY LTDActive - Proposal to Strike off- 13597484 - Incorporated on 1 September 2021 
- MR MR LTDActive - Proposal to Strike off- 15533685 - Incorporated on 1 March 2024 
- WOLVERSON HOMES LIMITEDLiquidation- 06765982 - Incorporated on 4 December 2008