- AAS ALTON LTDDissolved- 11489232 - Dissolved on 10 September 2019 
- ALTONET LTD.- 10354932 - Incorporated on 1 September 2016 
- ALTON BJJ LTDDisolved- 12357864 - Dissolved on 21 March 2023 
- ALTONERO LTD- SC464339 - Incorporated on 22 November 2013 
- ALTON CARE LTD- 13534148 - Incorporated on 27 July 2021 
- ALTONA RARE EARTHS PLC- 05350512 - Incorporated on 2 February 2005 
- LOCKS ON THE LEVELS LTD- 14069905 - Incorporated on 26 April 2022 
- ALTON TRADE LP- SL012930 - Incorporated on 11 April 2013 
- ALTON FARM LLP- OC411308 - Incorporated on 14 April 2016 
- ALTON MEN'S SHED- CE012119 - Incorporated on 5 September 2017 
- ALTONEUM LTDDissolved- 11269130 - Dissolved on 27 August 2019 
- ALTON RIDE LTD- 16472441 - Incorporated on 23 May 2025 
- ENERGY ALTON C.I.C.Converted / Closed- 07886523 - Dissolved on 17 February 2025 
- MAIN ALTON LTDActive - Proposal to Strike off- 09106401 - Incorporated on 27 June 2014 
- ALTON & SONS LTD- 06898099 - Incorporated on 7 May 2009 
- PAUL ALTON LTD- 11557112 - Incorporated on 6 September 2018 
- CHOICES ALTON- 07197396 - Incorporated on 22 March 2010 
- ALTON LIMITED- 09981643 - Incorporated on 2 February 2016 
- MRS ROBINSON MANAGEMENT LIMITED- 08693927 - Incorporated on 17 September 2013 
- ALTON ALBANY 1999- SL003587 - Incorporated on 30 September 1999