- QUIRK CYCLES LIMITED- 14753303 - Incorporated on 23 March 2023 
- QUIRK & PARTNERS LTDDissolved- 07091667 - Dissolved on 28 June 2011 
- ANTHONY QUIRK LTDDissolved- 07102742 - Dissolved on 1 June 2010 
- QUIRK EMARKETING LTDActive - Proposal to Strike off- 05420182 - Incorporated on 11 April 2005 
- MARTIN QUIRK LIMITEDActive - Proposal to Strike off- 06128361 - Incorporated on 26 February 2007 
- QUIRK SOLUTIONS LIMITED- 07878046 - Incorporated on 12 December 2011 
- QUIRK ENTERTAINMENT LIMITED- 08332930 - Incorporated on 17 December 2012 
- QUIRK PROPERTIES LIMITED- 12809639 - Incorporated on 13 August 2020 
- QUIRK & COLOUR LTD- 12201328 - Incorporated on 11 September 2019 
- TURTLE QUIRK LTD- 12679532 - Incorporated on 18 June 2020 
- QUIRK HOMEWARES LIMITEDActive - Proposal to Strike off- 11674180 - Incorporated on 13 November 2018 
- BARTON QUIRK LIMITEDDisolved- 11843695 - Dissolved on 6 June 2023 
- QUIRK CONSULTING LIMITED- 13948366 - Incorporated on 2 March 2022 
- CURIO & QUIRK LTD- 16524855 - Incorporated on 17 June 2025 
- QUIRKY CUTZ LTDDisolved- 14623706 - Dissolved on 9 July 2024 
- QUIRKBARS LTD- 14677201 - Incorporated on 20 February 2023 
- QUIRKIBLE LTDDisolved- 15118732 - Dissolved on 11 February 2025 
- FEEL QUIRKY LTD- 14825821 - Incorporated on 25 April 2023 
- QUIRKY BITE LTD- 16385344 - Incorporated on 14 April 2025 
- CHERISHED SEVEN ENTERPRISES LTD- 15040688 - Incorporated on 31 July 2023