# The Cleanroom Company (The Cleanroom Company Ltd) Private limited company registered in Welwyn, classed under “Other specialised construction activities n.e.c.”. - Company number: 05682151 - Status: Active - Type: Private limited company - Incorporated: 20 January 2006 - Registered office: 10 Mardley Hill, Welwyn, Herts, AL6 0TN - Location: Welwyn, Herts - Activity: Other specialised construction 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 The Cleanroom Company do? Private limited company registered in Welwyn, classed under “Other specialised construction activities n.e.c.”. ### How much turnover does The Cleanroom Company make? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/the-cleanroom-company-05682151 ### Is The Cleanroom Company profitable? The Cleanroom Company's profit isn't public: small companies may file without a profit and loss account. ### Who runs and owns The Cleanroom Company? Its directors are Michael Allen Daldry, Michael Allen Daldry. Its owners are shown to subscribers. ### Where is The Cleanroom Company based? Its registered office is 10 Mardley Hill, Welwyn, Herts, AL6 0TN, in Welwyn, Herts. ### When was The Cleanroom Company founded? The Cleanroom Company Ltd was incorporated on 20 January 2006. ### Is The Cleanroom Company still trading? The register lists The Cleanroom Company Ltd as active. ## Timeline Recent filings and changes at Companies House. - 2026-10-29: Accounts for a dormant company made up to 31 January 2026 - 2026-02-03: Termination of appointment of Stephen Matthew Daldry as a director on 30 January 2026 - 2025-10-30: Accounts for a dormant company made up to 31 January 2025 - 2024-10-31: Accounts for a dormant company made up to 31 January 2024 - 2023-10-30: Accounts for a dormant company made up to 31 January 2023 - 2022-10-28: Accounts for a dormant company made up to 31 January 2022 - 2021-10-27: Accounts for a dormant company made up to 31 January 2021 - 2021-02-17: Accounts for a dormant company made up to 31 January 2020 - 2019-10-31: Accounts for a dormant company made up to 31 January 2019 - 2019-01-21: Registered office address changed from 10 Mardley Hill Welwyn Herts AL6 0TN United Kingdom to 10 Mardley Hill Welwyn Herts AL6 0TN on 21 January 2019 - 2019-01-21: Registered office address changed from 10 the Fold Sheepcote Lane Wheathampstead Herts AL4 8NJ United Kingdom to 10 Mardley Hill Welwyn Herts AL6 0TN on 21 January 2019 - 2019-01-21: Registered office address changed from 9 Metro Centre, Ronsons Way Sandridge St. Albans Hertfordshire AL4 9QT to 10 the Fold Sheepcote Lane Wheathampstead Herts AL4 8NJ on 21 Ja… - 2018-10-01: Accounts for a dormant company made up to 31 January 2018 - 2017-10-30: Accounts for a dormant company made up to 31 January 2017 - 2016-10-31: Accounts for a dormant company made up to 31 January 2016 - 2015-10-30: Accounts for a dormant company made up to 31 January 2015 - 2014-10-30: Accounts for a dormant company made up to 31 January 2014 - 2014-01-27: Director's details changed for Stephen Matthew Daldry on 27 January 2014 - 2013-10-28: Accounts for a dormant company made up to 31 January 2013 - 2012-11-01: Total exemption small company accounts made up to 31 January 2012 - 2011-10-12: Total exemption small company accounts made up to 31 January 2011 - 2010-10-18: Total exemption small company accounts made up to 31 January 2010 - 2010-04-07: Director's details changed for Mr Michael Allen Daldry on 1 January 2010 - 2010-04-07: Secretary's details changed for Mr Michael Allen Daldry on 1 January 2010 - 2010-04-07: Registered office address changed from 1 Woodfield Way St Albans Herts AL4 9RY on 7 April 2010 --- Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/the-cleanroom-company-05682151