- MABLE PDC LIMITED- 16347316 - Incorporated on 27 March 2025 
- NETOPAY PDC LTD- 08636001 - Incorporated on 2 August 2013 
- PDC HAULAGE LTD- 11499485 - Incorporated on 3 August 2018 
- ALBARA MANAGEMENT SERVICES LIMITED- 03946193 - Incorporated on 13 March 2000 
- PDC SYSTEMS LTD.- SC400732 - Incorporated on 1 June 2011 
- PDC ESTATES LTDDisolved- 10656542 - Dissolved on 19 April 2022 
- PDC PLANT LIMITED- SC360495 - Incorporated on 1 June 2009 
- PDC TUBES LIMITEDLiquidation- 03442166 - Incorporated on 30 September 1997 
- WATTS PDC LIMITED- 07978733 - Incorporated on 6 March 2012 
- PDCAERO LIMITEDActive - Proposal to Strike off- SC463617 - Incorporated on 13 November 2013 
- PDC PIPES LIMITED- 08482713 - Incorporated on 10 April 2013 
- LIONS PDC 1 LIMITED- 10985962 - Incorporated on 28 September 2017 
- FENPROP (PDC) LTDDisolved- 13271946 - Dissolved on 1 March 2022 
- PDC LIFTING LTDDisolved- SC776217 - Dissolved on 24 December 2024 
- ST ANNE'S PDC LIMITEDDisolved- 11969670 - Dissolved on 19 December 2023 
- PDC CLOUD LIMITEDDissolved- 10633119 - Dissolved on 10 July 2018 
- THE PDC GROUP LTD- 15859714 - Incorporated on 26 July 2024 
- PDCONSULT LTDDissolved- 03919042 - Dissolved on 24 February 2012 
- PDC SECURED LTDDisolved- 14774011 - Dissolved on 10 September 2024 
- PDC BELMONT LTD- 15309598 - Incorporated on 27 November 2023