- HAMER FREEHOLDS LIMITED- 14184343 - Incorporated on 20 June 2022 
- HAMER COMPLIANCE LTD- 15285149 - Incorporated on 14 November 2023 
- HAMER MAINTENANCE LIMITED- 16556735 - Incorporated on 2 July 2025 
- ASTRA PHARMA (UK) LIMITED- 04176546 - Incorporated on 9 March 2001 
- DENBIGHSHIRE EDUCATION FOUNDATION TRUSTEE LIMITEDLiquidation- 02498499 - Incorporated on 3 May 1990 
- SPRATT & HAMER LIMITED- 05747028 - Incorporated on 17 March 2006 
- HAMER STEVENSON LIMITED- 01549546 - Incorporated on 10 March 1981 
- HAMER VENTURES LIMITEDDissolved- 06767603 - Dissolved on 20 July 2010 
- HAMER INTERNATIONAL LIMITED- 02500300 - Incorporated on 9 May 1990 
- HAMER LEISURE LIMITED- 07555245 - Incorporated on 8 March 2011 
- HAMER TAMWORTH LIMITEDADMINISTRATIVE RECEIVER- 02948072 - Incorporated on 13 July 1994 
- HAMER INDUSTRIES LTDDisolved- 09458767 - Dissolved on 7 December 2021 
- HAMER CONSULTANCY LIMITED- 12149269 - Incorporated on 9 August 2019 
- HAMER PROJECT LIMITED- 10265322 - Incorporated on 6 July 2016 
- RICHARD HAMER LIMITEDActive - Proposal to Strike off- 09788855 - Incorporated on 22 September 2015 
- HAMER HOLDINGS LIMITED- 09760705 - Incorporated on 3 September 2015 
- NEON HAMER LIMITEDDisolved- 15826534 - Dissolved on 4 March 2025 
- HAMER & PERKS LIMITED- 03749367 - Incorporated on 8 April 1999 
- HAMER CONSULTING LIMITED- 03199206 - Incorporated on 15 May 1996 
- HAMER ESTATES LIMITEDDissolved- 06495424 - Dissolved on 10 September 2013