# Air Techniques International (Air Techniques International Ltd) Private limited company registered in Letchworth Garden City, classed under “Manufacture of electronic measuring, testing etc. equipment, not for industrial process control” and 2 other activities. - Company number: 03889548 - Status: Active - Type: Private limited company - Incorporated: 7 December 1999 - Registered office: 4 Campus 5, Letchworth Business Park, Letchworth Garden City, SG6 2JF - Location: Letchworth Garden City - Activity: Manufacture of electronic measuring, testing etc. equipment, not for industrial process control ## 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 Air Techniques International do? Private limited company registered in Letchworth Garden City, classed under “Manufacture of electronic measuring, testing etc. equipment, not for industrial process control” and 2 other activities. ### How much turnover does Air Techniques International make? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/air-techniques-international-03889548 ### Is Air Techniques International profitable? Air Techniques International's profit isn't public: small companies may file without a profit and loss account. ### How many people work at Air Techniques International? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/air-techniques-international-03889548 ### Who runs and owns Air Techniques International? Its directors are Ronald Adkins, Douglas Hamilton (III), Rory McLellan. Its owners are shown to subscribers. ### Where is Air Techniques International based? Its registered office is 4 Campus 5, Letchworth Business Park, Letchworth Garden City, SG6 2JF, in Letchworth Garden City. ### When was Air Techniques International founded? Air Techniques International Ltd was incorporated on 7 December 1999. ### Is Air Techniques International still trading? The register lists Air Techniques International Ltd as active. ## Timeline Recent filings and changes at Companies House. - 2026-09-30: Accounts for a small company made up to 31 December 2025 - 2025-12-04: Cessation of Douglas Hamilton Jr as a person with significant control on 17 November 2025 - 2025-12-04: Cessation of Robert Bruce Hamilton Iii as a person with significant control on 17 November 2025 - 2025-04-30: Total exemption full accounts made up to 31 December 2024 - 2024-06-26: Total exemption full accounts made up to 31 December 2023 - 2023-04-18: Unaudited abridged accounts made up to 31 December 2022 - 2022-12-14: Change of details for Mr Robert Bruce Hamilton Iii as a person with significant control on 6 December 2022 - 2022-12-14: Notification of Hamilton Associates Inc as a person with significant control on 6 December 2022 - 2022-11-30: Certificate of change of name (and 2 more like it since 14 April 2000) - 2022-09-13: Unaudited abridged accounts made up to 31 December 2021 - 2022-06-07: Appointment of Mr Rory Mclellan as a director on 1 May 2022 - 2022-05-27: Termination of appointment of Timothy Robert Triggs as a director on 30 April 2022 - 2021-12-09: Director's details changed for Timothy Robert Triggs on 6 December 2021 - 2021-09-29: Total exemption full accounts made up to 31 December 2020 - 2020-12-15: Change of details for Mr Robert Bruce Hamilton Iii as a person with significant control on 7 December 2020 - 2020-12-14: Notification of Douglas Hamilton Iii as a person with significant control on 7 December 2020 - 2020-12-14: Change of details for Mr Robert Bruce Hamilton Iii as a person with significant control on 6 April 2016 - 2020-12-14: Notification of Douglas Hamilton Jr as a person with significant control on 7 December 2020 - 2020-11-10: Total exemption full accounts made up to 31 December 2019 - 2019-12-10: Change of details for Mr Robert Bruce Hamilton Iii as a person with significant control on 9 December 2019 - 2019-09-30: Total exemption full accounts made up to 31 December 2018 - 2018-09-30: Total exemption full accounts made up to 31 December 2017 - 2017-10-30: Satisfaction of charge 1 in full - 2017-09-29: Total exemption full accounts made up to 31 December 2016 - 2017-09-29: Registered office address changed from Units 9 and 10 Protea Way Pixmore Avenue Letchworth Garden City Hertfordshire SG6 1JT England to 4 Campus 5 Letchworth Business Park Letch… --- Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/air-techniques-international-03889548