- IRWIN NETWORKS LIMITED- 09432302 - Incorporated on 10 February 2015 
- IRWIN CONTRACTS LIMITEDActive - Proposal to Strike off- 09622507 - Incorporated on 3 June 2015 
- IRWIN PROPERTY LIMITED- 10369545 - Incorporated on 11 September 2016 
- IRWIN INDUSTRIES LTD- 14679641 - Incorporated on 21 February 2023 
- IRWIN STROUD LIMITEDDisolved- 15505156 - Dissolved on 22 July 2025 
- ALBERT COLLEGE LIMITEDDissolved- 05595604 - Dissolved on 8 April 2014 
- R.A. IRWIN & COMPANY LIMITED- NI013665 - Incorporated on 13 June 1979 
- JACQUELINE GLEN 1511 LTDActive - Proposal to Strike off- 10065154 - Incorporated on 16 March 2016 
- JACQUELINE FROST LIMITED- 10566934 - Incorporated on 17 January 2017 
- TONIGHT JACQUELINE LIMITED- 14067806 - Incorporated on 25 April 2022 
- JACQUELINE MOUNT LTD- 15692518 - Incorporated on 29 April 2024 
- JACQUELINE BEERE LIMITEDActive - Proposal to Strike off- 07011898 - Incorporated on 8 September 2009 
- JACQUELINE MOORE LIMITEDDissolved- 06640538 - Dissolved on 16 February 2010 
- CHARLOTTE JACQUELINE LIMITED- 07983022 - Incorporated on 8 March 2012 
- JACQUELINE SWEENEY LTD- SC416606 - Incorporated on 9 February 2012 
- JACQUELINE HILLAN LIMITED- SC500290 - Incorporated on 12 March 2015 
- JACQUELINE BISSETT LIMITED- 07899719 - Incorporated on 6 January 2012 
- JACQUELINE INTERIORS LIMITED- 08824190 - Incorporated on 23 December 2013 - 18 Brockenhurst Road, Ascot, SL5 9DL 
- JACQUELINE DAVIS LTDActive - Proposal to Strike off- 08421363 - Incorporated on 27 February 2013 
- JACQUELINE GOOCH LIMITEDActive - Proposal to Strike off- 11323615 - Incorporated on 23 April 2018