- 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 
- LEE HAMER- Born September 1978 - BENNETTS SOLICITORS BARLEY WOOD STABLES, LONG LANE, WRINGTON, BRISTOL, ENGLAND, BS40 5SA 
- ANN HAMER- Born September 1950 - 823 WALMERSLEY ROAD, BURY, LANCASHIRE, BL9 5JW 
- ROY HAMER- Born January 1932 - 4 BEECH GROVE, GREENMOUNT, BURY, LANCASHIRE, BL8 4DY 
- IAN HAMER- Born September 1975 - 19/21 HATCHETT STREET, HOCKLEY, BIRMINGHAM, UNITED KINGDOM, B19 3NX 
- IAN HAMER- Born November 1961 - 25 TARNWAY, LOWTON, WARRINGTON, CHESHIRE, WA3 2QJ 
- 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