# John Blackmore & Co (John Blackmore & Co Limited) Private limited company registered in Plymouth, classed under “Activities of patent and copyright agents” and 1 other activity. - Company number: 04121983 - Status: Active - Type: Private limited company - Incorporated: 11 December 2000 - Registered office: Office 39 Hq Business Centre, 237 Union Street, Plymouth, Devon, PL1 3HQ - Location: Plymouth, Devon - Activity: Activities of patent and copyright agents; other legal activities n.e.c. ## Latest filed profit No profit figure in its latest filed accounts. Turnover, net assets, cash, staff, earlier years, ratios and owners are on the page for subscribers. ## Questions people ask ### What does John Blackmore & Co do? Private limited company registered in Plymouth, classed under “Activities of patent and copyright agents” and 1 other activity. ### How much turnover does John Blackmore & Co make? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/john-blackmore-co-04121983 ### Is John Blackmore & Co profitable? John Blackmore & Co's profit isn't public: small companies may file without a profit and loss account. ### How many people work at John Blackmore & Co? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/john-blackmore-co-04121983 ### Who runs and owns John Blackmore & Co? Its directors are Matthew Stephen Cook. Its owners are shown to subscribers. ### Where is John Blackmore & Co based? Its registered office is Office 39 Hq Business Centre, 237 Union Street, Plymouth, Devon, PL1 3HQ, in Plymouth, Devon. ### When was John Blackmore & Co founded? John Blackmore & Co Limited was incorporated on 11 December 2000. ### Is John Blackmore & Co still trading? The register lists John Blackmore & Co Limited as active. ## Timeline Recent filings and changes at Companies House. - 2026-01-08: Total exemption full accounts made up to 31 August 2025 - 2025-11-27: Director's details changed for Mr Matthew Stephen Cook on 27 November 2025 - 2025-03-18: Total exemption full accounts made up to 31 August 2024 - 2024-01-16: Total exemption full accounts made up to 31 August 2023 - 2023-01-16: Total exemption full accounts made up to 31 August 2022 - 2022-09-10: Registered office address changed from C/O John Blackmore & Co Ltd Office Suite 6 Hq Business Centre 237 Union Street Plymouth Devon PL1 3HQ to Office 39 Hq Business Centre 237 … - 2022-04-14: Total exemption full accounts made up to 31 August 2021 - 2021-01-26: Total exemption full accounts made up to 31 August 2020 - 2020-04-23: Total exemption full accounts made up to 31 August 2019 - 2019-05-07: Total exemption full accounts made up to 31 August 2018 - 2018-01-11: Total exemption full accounts made up to 31 August 2017 - 2017-06-06: Total exemption small company accounts made up to 31 August 2016 - 2016-05-25: Total exemption small company accounts made up to 31 August 2015 - 2015-03-04: Total exemption small company accounts made up to 31 August 2014 - 2014-09-09: Termination of appointment of Denise Veronica Blackmore as a secretary on 1 September 2014 - 2014-09-09: Appointment of Mr Matthew Stephen Cook as a director on 1 September 2014 - 2014-09-09: Termination of appointment of Denise Veronica Blackmore as a director on 1 September 2014 - 2014-09-09: Termination of appointment of George John Blackmore as a director on 1 September 2014 - 2013-11-18: Current accounting period extended from 31 May 2014 to 31 August 2014 - 2013-10-10: Total exemption small company accounts made up to 31 May 2013 - 2012-08-29: Total exemption small company accounts made up to 31 May 2012 - 2011-09-16: Total exemption small company accounts made up to 31 May 2011 - 2011-05-26: Registered office address changed from 4 Addison Road North Hill Plymouth Devon PL4 8LL on 26 May 2011 - 2010-09-20: Total exemption small company accounts made up to 31 May 2010 - 2010-03-17: Director's details changed for Mrs Denise Veronica Blackmore on 1 January 2010 --- Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/john-blackmore-co-04121983