# Immunodiagnostic Systems Holdings (Immunodiagnostic Systems Holdings Limited) Private limited company registered in Boldon Colliery, classed under “General medical practice activities”. - Company number: 05146193 - Status: Active - Type: Private limited company - Incorporated: 4 June 2004 - Registered office: 10 Didcot Way, Boldon Business Park, Boldon Colliery, Tyne And Wear, NE35 9PD - Location: Boldon Colliery, Tyne And Wear - Activity: General medical practice activities ## Latest filed profit Profit after tax in the year to 29 December 2024: **£989k**, from 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 Immunodiagnostic Systems Holdings do? Private limited company registered in Boldon Colliery, classed under “General medical practice activities”. ### How much turnover does Immunodiagnostic Systems Holdings make? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/immunodiagnostic-systems-holdings-05146193 ### Is Immunodiagnostic Systems Holdings profitable? Yes: it made a profit after tax of £989k in the year to 29 December 2024, its latest filed accounts. ### How many people work at Immunodiagnostic Systems Holdings? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/immunodiagnostic-systems-holdings-05146193 ### Who runs and owns Immunodiagnostic Systems Holdings? Its directors are Dirk Beecker, John Leo Healy. Its owners are shown to subscribers. ### Where is Immunodiagnostic Systems Holdings based? Its registered office is 10 Didcot Way, Boldon Business Park, Boldon Colliery, Tyne And Wear, NE35 9PD, in Boldon Colliery, Tyne And Wear. ### When was Immunodiagnostic Systems Holdings founded? Immunodiagnostic Systems Holdings Limited was incorporated on 4 June 2004. ### Is Immunodiagnostic Systems Holdings still trading? The register lists Immunodiagnostic Systems Holdings Limited as active. ## Timeline Recent filings and changes at Companies House. - 2026-10-06: Accounts for a medium company made up to 28 December 2025 - 2025-11-24: Full accounts made up to 29 December 2024 - 2025-10-13: Appointment of Mr John Leo Healy as a director on 13 October 2025 - 2025-10-13: Termination of appointment of Nicola Mitton as a director on 29 September 2025 - 2024-09-27: Full accounts made up to 31 December 2023 - 2024-01-14: Termination of appointment of Gareth Mark Dixon as a director on 12 January 2024 - 2024-01-05: Appointment of Ms Nicola Mitton as a director on 1 January 2024 - 2024-01-05: Termination of appointment of Jaap Stuut as a director on 31 December 2023 - 2023-06-22: Full accounts made up to 31 December 2022 - 2023-06-05: Change of details for Perkinelmer (Uk) Holdings Limited as a person with significant control on 10 May 2023 - 2023-01-13: Appointment of Mr Dirk Beecker as a director on 3 January 2023 - 2023-01-13: Termination of appointment of Wolfgang Schlumberger as a director on 31 December 2022 - 2022-09-21: Full accounts made up to 31 December 2021 - 2022-01-31: Appointment of Mr Gareth Mark Dixon as a director on 18 January 2022 - 2021-10-29: Group of companies' accounts made up to 31 March 2021 - 2021-10-15: Termination of appointment of Paul James Martin as a director on 15 October 2021 - 2021-10-15: Termination of appointment of Paul James Martin as a secretary on 15 October 2021 - 2021-09-28: Current accounting period shortened from 31 March 2022 to 31 December 2021 - 2021-09-28: Notification of Perkinelmer (Uk) Holdings Limited as a person with significant control on 12 July 2021 - 2021-08-02: Certificate of re-registration from Public Limited Company to Private - 2021-08-02: Re-registration from a public company to a private limited company - 2021-08-02: Resolutions (and 12 more like it since 5 August 2016) - 2021-08-02: Re-registration of Memorandum and Articles - 2021-07-20: Sale or transfer of treasury shares. Treasury capital: · GBP 9,772.26 - 2021-07-16: Memorandum and Articles of Association --- Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/immunodiagnostic-systems-holdings-05146193