- CREATIVE RULER LTD- 07715841 - Incorporated on 25 July 2011 
- RULER MARINE LIMITEDDisolved- 09361678 - Dissolved on 6 February 2024 
- COOL RULER LIMITEDActive - Proposal to Strike off- 10115820 - Incorporated on 10 April 2016 
- RULER CONSTRUCTION LIMITED- 15896964 - Incorporated on 14 August 2024 
- RULER ANALYTICS LIMITED- 09691646 - Incorporated on 17 July 2015 
- MR JAMES KILMURRAY LTDDissolved- 08246972 - Dissolved on 11 February 2014 
- YUNG RULER LIMITEDActive - Proposal to Strike off- 10115658 - Incorporated on 10 April 2016 
- RULER PROPERTY LTD- 04375054 - Incorporated on 15 February 2002 
- RULERCOM LIMITEDActive - Proposal to Strike off- 08442479 - Incorporated on 13 March 2013 
- RULER CONSULT LTD- 09764435 - Incorporated on 7 September 2015 
- MR. MICHAEL CONAGHAN & SON LTDDissolved- NI601915 - Dissolved on 16 September 2011 
- MICHAEL JAMES ESTATES LTD- 09168216 - Incorporated on 8 August 2014 
- MICHAEL JAMES TILSTON LTD- 11269967 - Incorporated on 22 March 2018 
- MICHAEL JAMES TSC LIMITEDDisolved- 12317644 - Dissolved on 7 February 2023 
- JAMES MICHAEL COLLETT LTDDisolved- 14898338 - Dissolved on 29 October 2024 
- MICHAEL JAMES LASHMAR LTD- 16169394 - Incorporated on 7 January 2025 
- CUR JAMES MICHAEL LIMITEDDisolved- 15274738 - Dissolved on 13 August 2024 
- JAMES MICHAEL SPENCER LTD- SC421902 - Incorporated on 13 April 2012 
- ROCKIN' RULER LIMITEDActive - Proposal to Strike off- 10036536 - Incorporated on 2 March 2016 
- RULER INVESTMENTS LP- SL028702 - Incorporated on 12 October 2016