- ROBYN & SPARROW LTDDisolved- 14804042 - Dissolved on 17 September 2024 
- SWISS SPARROW LTD- 16346891 - Incorporated on 27 March 2025 
- SPARROW SCIENTIFIC LIMITED- 14020860 - Incorporated on 2 April 2022 
- SPARROW MEDIATION LTD- 13027767 - Incorporated on 18 November 2020 
- STAGG & SPARROW LIMITED- 10645699 - Incorporated on 1 March 2017 
- SPARROW & FARTHING LTDActive - Proposal to Strike off- 15266974 - Incorporated on 7 November 2023 
- AILA SPARROW LIMITEDDisolved- 14140931 - Dissolved on 7 November 2023 
- SPARROW CONTRACTING LTD- 14172920 - Incorporated on 15 June 2022 
- KARL SPARROW LIMITEDDisolved- 14185191 - Dissolved on 28 November 2023 
- FOREST SPARROW LIMITEDDisolved- 15586578 - Dissolved on 25 March 2025 
- WILLIAM SPARROW LIMITED- 00090871 - Incorporated on 19 November 1906 
- DIGITAL SPARROW LIMITEDDisolved- 08010139 - Dissolved on 5 October 2021 
- SPARROW NETWORKS LIMITED- 09617276 - Incorporated on 1 June 2015 
- SPARROW ACCOUNTING LIMITED- 08989734 - Incorporated on 10 April 2014 
- HANBURY SPARROW LTDActive - Proposal to Strike off- 08574350 - Incorporated on 18 June 2013 
- SPARROW GEOSCIENCE LIMITEDDisolved- 08702969 - Dissolved on 10 February 2022 
- SPARROW CREATIVE LLP- OC363127 - Incorporated on 25 March 2011 
- SPARROW CONSULTANCY LIMITED- 07494339 - Incorporated on 17 January 2011 
- SPARROW LEGS LIMITED- 09147123 - Incorporated on 24 July 2014 
- VIRTUAL SPARROW LTDActive - Proposal to Strike off- 09163207 - Incorporated on 5 August 2014