- ALTON MANOR LIMITED- 06756439 - Incorporated on 24 November 2008 
- ALTON TOWERS LIMITED- 02464313 - Incorporated on 29 January 1990 - Alton Towers Resort, Alton , Staffordshire, ST10 4DB 
- ALTON DEVELOPMENTS LIMITED- 04124503 - Incorporated on 13 December 2000 
- ALTON DOWNES LIMITEDDissolved- 06695622 - Dissolved on 4 June 2013 
- ALTON HEIGHTS LIMITED- 06514629 - Incorporated on 26 February 2008 
- ALTON LODGE LIMITED- 06376164 - Incorporated on 19 September 2007 
- ALTON DETAILING LIMITED- 06271375 - Incorporated on 6 June 2007 
- ALTON (INTERNATIONAL) LIMITEDDissolved- 02100201 - Dissolved on 22 November 2011 
- ALTON EQUIPMENT LIMITED- 04816275 - Incorporated on 1 July 2003 
- ALTON COMMUNITY ASSOCIATIONDisolved- 05295678 - Dissolved on 9 April 2024 
- ALTON MORTGAGES LIMITED- 05582369 - Incorporated on 4 October 2005 
- ALTON & JAMES LIMITED- 09521621 - Incorporated on 1 April 2015 
- ALTON VISUAL LIMITEDActive - Proposal to Strike off- 08827485 - Incorporated on 30 December 2013 
- ALTON PROPERTIES LTD- 10648063 - Incorporated on 2 March 2017 
- ALTON CONSULTANCY LIMITEDActive - Proposal to Strike off- NI638478 
- ALTON SOFTWARE LIMITEDDissolved- 10306653 - Dissolved on 23 April 2019 
- ALTON RENTALS LIMITED- 10390335 - Incorporated on 22 September 2016 
- PROSEED ALTON LIMITED- 11520760 - Incorporated on 16 August 2018 
- ALTON STEPFORD LIMITEDActive - Proposal to Strike off- 14199442 - Incorporated on 27 June 2022 
- ALTON HAMPSHIRE LTD- 16085192 - Incorporated on 18 November 2024