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- CALLARD INDUSTRIES LIMITEDActive - Proposal to Strike off- 07583971 - Incorporated on 30 March 2011 
- CALLARD CORPORATION LIMITEDDissolved- 05913844 - Dissolved on 6 April 2010 
- CALLARD INDUSTRIES LTD- 14546199 - Incorporated on 16 December 2022 
- D S CALLARDS LIMITED- 02825085 - Incorporated on 8 June 1993 
- CALLARDS LIMITED- 03296180 - Incorporated on 24 December 1996 
- CALLARD INDUSTRIAL LIMITED- 10035204 - Incorporated on 1 March 2016 
- MR PAUL GARWOOD LIMITED- 13796044 - Incorporated on 13 December 2021 
- MR PAUL COLEMAN LIMITED- 09822428 - Incorporated on 13 October 2015 
- MR PAUL CUNNINGHAM LIMITED- SC795606 - Incorporated on 17 January 2024 
- PAUL LOWE MRI SERVICES LTD- 16237928 - Incorporated on 7 February 2025 
- MR MATTHEW PAUL GARNER LTD- 13741726 - Incorporated on 12 November 2021 
- THE CALLARD COMPANY LTD- 13783416 - Incorporated on 6 December 2021 
- CALLARD JAMES 0773 LIMITEDDisolved- 09002440 - Dissolved on 12 September 2023 
- MR JASON PAUL NIGHTINGALE LTDDisolved- 15268240 - Dissolved on 15 April 2025 
- ALISON CALLARD-ROGERS LTDActive - Proposal to Strike off- 10088588 - Incorporated on 29 March 2016 
- CALLARD HOLDING 25 LIMITED- 16316289 - Incorporated on 14 March 2025 
- CALLARD PLASTERING SYSTEMS LTDDissolved- 05123858 - Dissolved on 30 July 2019 
- CALLARD AUDIO SOLUTIONS LTD- 12653735 - Incorporated on 8 June 2020 
- ELIZABETH CALLARD TRAINING LIMITEDDisolved- 11287417 - Dissolved on 4 January 2022