- PARAMOUNT HOA LTD- 07309021 - Incorporated on 8 July 2010 
- PARAMOUNT TRM LTDActive - Proposal to Strike off- 14945714 - Incorporated on 19 June 2023 
- PARAMOUNT PARKOUR MILTON KEYNES CICDisolved- 13987636 - Dissolved on 17 January 2023 
- PARAMOUNT CEILINGS & INTERIORS LTD- 05168353 - Incorporated on 1 July 2004 
- HARRIS JOHN FINANCIAL LIMITEDLiquidation- 06933027 - Incorporated on 12 June 2009 
- HOMETECH PLUMBING AND HEATING LIMITEDActive - Proposal to Strike off- 08805115 - Incorporated on 6 December 2013 
- PARAMOUNT COMMUNICATIONS LTDDisolved- 11723575 - Dissolved on 15 August 2023 
- PARAMOUNT PETS LTD.Active - Proposal to Strike off- 10120103 - Incorporated on 12 April 2016 
- PARAMOUNT-TECH LTDActive - Proposal to Strike off- 10425137 - Incorporated on 13 October 2016 
- PARAMOUNTCARINGSERVICES LIMITEDDisolved- 12548038 - Dissolved on 12 October 2021 
- PLANET 21Active - Proposal to Strike off- 02770860 - Incorporated on 4 December 1992 
- WEETING 21Dissolved- 03670257 - Dissolved on 31 August 2010 
- NEBAN 21Disolved- 04676385 - Dissolved on 1 August 2023 
- 21 ARTISTSActive - Proposal to Strike off- 08872798 - Incorporated on 3 February 2014 
- SINFONIA 21Dissolved- 02374905 - Dissolved on 6 December 2011 
- PLANET 21- 11713369 - Incorporated on 5 December 2018 
- PROJECT 21- CE015104 - Incorporated on 12 September 2018 
- DANCE 21- CE020816 - Incorporated on 21 February 2020 
- WICK 21Active - Proposal to Strike off- SC290178 - Incorporated on 12 September 2005 
- BRACKLEY 21Dissolved- 07403457 - Dissolved on 21 February 2012