- PHIL ALLEN LTD- 10567091 - Incorporated on 17 January 2017 
- JOHN D. ALLEN LTD- 04750146 - Incorporated on 1 May 2003 
- BLUE ALLEN LTD- 07235399 - Incorporated on 26 April 2010 
- ALLEN CARE LTD- 09525284 - Incorporated on 2 April 2015 
- GARY ALLEN LTDActive - Proposal to Strike off- 09635065 - Incorporated on 11 June 2015 
- ALLENWAY LTD- 08398070 - Incorporated on 11 February 2013 
- PAUL A ALLEN LTDActive - Proposal to Strike off- 08500961 - Incorporated on 23 April 2013 
- MIKE ALLEN LTDActive - Proposal to Strike off- SC461167 - Incorporated on 9 October 2013 
- ALLENGEM LTDActive - Proposal to Strike off- 09395972 - Incorporated on 20 January 2015 
- ALLEN HIRE LTD- 12795281 - Incorporated on 5 August 2020 
- ALLENGIE LTDDissolved- 11331249 - Dissolved on 25 June 2019 
- LUCY ALLEN LTD- 11401067 - Incorporated on 6 June 2018 
- ADAM ALLEN LTDActive - Proposal to Strike off- 11421818 - Incorporated on 19 June 2018 
- ALLENKIE LTDActive - Proposal to Strike off- 11483109 - Incorporated on 25 July 2018 
- CARL ALLEN LTDActive - Proposal to Strike off- 10856457 - Incorporated on 7 July 2017 
- ALLENDE UK LTDActive - Proposal to Strike off- 10390675 - Incorporated on 22 September 2016 
- BRAD ALLEN LTDDisolved- 12360473 - Dissolved on 13 February 2024 
- ALEX ALLEN LTDActive - Proposal to Strike off- 09846320 - Incorporated on 28 October 2015 
- LISA ALLEN LTD- 14288569 - Incorporated on 10 August 2022 
- ALLENWIN LTD- 13603666 - Incorporated on 6 September 2021