- COLLIER MEDIA BUSINESS LIMITED- 07597396 - Incorporated on 8 April 2011 
- COLLIER (2000) LIMITEDActive - Proposal to Strike off- 04393283 - Incorporated on 13 March 2002 
- J A COLLIER LTDActive - Proposal to Strike off- 08614764 - Incorporated on 18 July 2013 
- SAMSON COLLIER LTD- 13211801 - Incorporated on 18 February 2021 
- G M & B DAVIES LIMITED- 08282471 - Incorporated on 6 November 2012 
- GARETH FRY LTD- 09430786 - Incorporated on 10 February 2015 
- EQUIVENTS UK LTD- 09456341 - Incorporated on 24 February 2015 
- SPATIALGB LTD- 15062924 - Incorporated on 10 August 2023 
- GARETH'S LAW LTD.Active - Proposal to Strike off- 07839324 - Incorporated on 8 November 2011 
- GARETH LIMITED- 06940725 - Incorporated on 22 June 2009 
- LEE GARETH LTD- 16510055 - Incorporated on 11 June 2025 
- CODING DESIGNS LTDActive - Proposal to Strike off- 05136780 - Incorporated on 25 May 2004 
- OF COLLIER LTDDisolved- 14016613 - Dissolved on 2 April 2024 
- DO COLLIER LTD- 14117450 - Incorporated on 19 May 2022 
- JI COLLIER LTDDisolved- 13681255 - Dissolved on 25 March 2025 
- ZB COLLIER LTDDisolved- 13617349 - Dissolved on 11 February 2025 
- VM COLLIER LTDActive - Proposal to Strike off- 13979613 - Incorporated on 16 March 2022 
- GARETH REES 28 LIMITEDActive - Proposal to Strike off- 07752663 - Incorporated on 25 August 2011 
- LULLABY ENTERTAINMENT AND TECHNICAL SERVICES LIMITED- 06431456 - Incorporated on 20 November 2007 
- SONORIST LIMITED- 06753001 - Incorporated on 19 November 2008