- Q QUAY 1 LTDActive - Proposal to Strike off- 15907814 - Incorporated on 20 August 2024 
- QUEX LTDDissolved- 06804080 - Dissolved on 2 March 2010 
- QUAY63 LTDActive - Proposal to Strike off- 07034352 - Incorporated on 30 September 2009 
- QUMU LTD- 04602658 - Incorporated on 27 November 2002 
- QURO LTDDissolved- 06545611 - Dissolved on 20 May 2014 
- QUACO LP- SL007536 - Incorporated on 2 December 2009 
- QUEB LTDDissolved- 07688668 - Dissolved on 6 November 2012 
- QUIZ365 LTDActive - Proposal to Strike off- 08609174 - Incorporated on 15 July 2013 
- I QUIT LTDActive - Proposal to Strike off- 11346808 - Incorporated on 4 May 2018 
- QUE'S NE LTDActive - Proposal to Strike off- 11450049 - Incorporated on 5 July 2018 
- QUBU LTDActive - Proposal to Strike off- 11452241 - Incorporated on 6 July 2018 
- A.J. QUYN LTD- 12095272 - Incorporated on 10 July 2019 
- QUUN LTDDisolved- 09835938 - Dissolved on 16 January 2024 
- QUSO LTD- 11853417 - Incorporated on 28 February 2019 
- QUAD 101 LTD- 09467809 - Incorporated on 3 March 2015 
- QUSI LTDDisolved- 12721412 - Dissolved on 19 September 2023 
- QUAI LLPDisolved- OC433057 - Dissolved on 1 February 2022 
- QUOL LTDDisolved- 09954015 - Dissolved on 14 February 2023 
- QUSP LTD- 10540581 - Incorporated on 28 December 2016 
- QUZU LTDActive - Proposal to Strike off- 10612653 - Incorporated on 10 February 2017