- R MACARTHUR GROUP LTD- SC563613 - Incorporated on 19 April 2017 
- MACARTHUR GROUP LTD- SC696466 - Incorporated on 21 April 2021 
- MRS HR LTD- 12664354 - Incorporated on 11 June 2020 
- MRS MO LTD- 11878012 - Incorporated on 12 March 2019 
- MR & MRS O LTD.Active - Proposal to Strike off- SC217464 - Incorporated on 29 March 2001 
- MR & MRS W LTD- 08480767 - Incorporated on 9 April 2013 
- MR&MRS LTDActive - Proposal to Strike off- 10922002 - Incorporated on 18 August 2017 
- MRSN LTD- 12121847 - Incorporated on 25 July 2019 
- MRSF LTD- 14138448 - Incorporated on 27 May 2022 
- MR. & MRS. P LTD- 14381139 - Incorporated on 27 September 2022 
- MR&MRS LTDDisolved- 14548151 - Dissolved on 21 May 2024 
- ELLEN MACARTHUR FOUNDATION- 06897785 - Incorporated on 6 May 2009 
- MACARTHUR & MAY LIMITEDDissolved- 03469863 - Dissolved on 27 August 2013 
- MACARTHUR HOLDINGS LIMITEDDissolved- SC379454 - Dissolved on 9 June 2018 
- ANDERSON MACARTHUR LIMITED- SC410939 - Incorporated on 9 November 2011 
- MACARTHUR CONSULTING LTDActive - Proposal to Strike off- 07670873 - Incorporated on 15 June 2011 
- MACARTHUR PROPERTIES LTD- SC703514 - Incorporated on 6 July 2021 
- MACARTHUR MASONRY LLPActive - Proposal to Strike off- OC404252 - Incorporated on 10 February 2016 
- MACARTHUR & ASSOCIATES LIMITED- 10094819 - Dissolved on 24 May 2022 
- MACARTHUR VENTURES LTD- 16306675 - Incorporated on 11 March 2025