# Tri-Line Network Telephony (Tri-Line Network Telephony Limited) Private limited company registered in London, classed under “Other telecommunications activities”. - Company number: 03856240 - Status: Active - Type: Private limited company - Incorporated: 11 October 1999 - Registered office: 9-10 Telfords Yard, The Highway, London, E1W 2BS - Location: London - Activity: Other telecommunications activities ## 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 Tri-Line Network Telephony do? Private limited company registered in London, classed under “Other telecommunications activities”. ### How much turnover does Tri-Line Network Telephony make? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/tri-line-network-telephony-03856240 ### Is Tri-Line Network Telephony profitable? Tri-Line Network Telephony's profit isn't public: small companies may file without a profit and loss account. ### How many people work at Tri-Line Network Telephony? Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/tri-line-network-telephony-03856240 ### Who runs and owns Tri-Line Network Telephony? Its directors are Catherine Mary Tobin, Michael William Hill, Catherine Mary Tobin. Its owners are shown to subscribers. ### Where is Tri-Line Network Telephony based? Its registered office is 9-10 Telfords Yard, The Highway, London, E1W 2BS, in London. ### When was Tri-Line Network Telephony founded? Tri-Line Network Telephony Limited was incorporated on 11 October 1999. ### Is Tri-Line Network Telephony still trading? The register lists Tri-Line Network Telephony Limited as active. ## Timeline Recent filings and changes at Companies House. - 2026-07-29: Total exemption full accounts made up to 31 October 2025 - 2025-12-17: Total exemption full accounts made up to 31 October 2024 - 2025-06-09: Resolutions - 2025-06-06: Sub-division of shares on 31 May 2025 - 2025-06-05: Change of details for Mr Michael William Hill as a person with significant control on 31 May 2025 - 2024-10-29: Total exemption full accounts made up to 31 October 2023 - 2023-10-23: Total exemption full accounts made up to 31 October 2022 - 2022-10-28: Total exemption full accounts made up to 31 October 2021 - 2021-10-29: Total exemption full accounts made up to 31 October 2020 - 2021-07-27: Previous accounting period shortened from 30 October 2020 to 29 October 2020 - 2021-01-27: Compulsory strike-off action has been discontinued - 2021-01-26: Total exemption full accounts made up to 31 October 2019 - 2021-01-23: Compulsory strike-off action has been suspended - 2020-12-29: First Gazette notice for compulsory strike-off - 2019-10-28: Total exemption full accounts made up to 31 October 2018 - 2019-07-29: Previous accounting period shortened from 31 October 2018 to 30 October 2018 - 2018-07-31: Total exemption full accounts made up to 31 October 2017 - 2018-01-24: Satisfaction of charge 3 in full - 2017-07-21: Total exemption small company accounts made up to 31 October 2016 - 2016-07-27: Total exemption small company accounts made up to 31 October 2015 - 2016-06-24: Satisfaction of charge 4 in full - 2015-10-05: Secretary's details changed for Ms Catherine Tobin on 1 December 2014 - 2015-09-18: Total exemption small company accounts made up to 31 October 2014 - 2015-03-11: Satisfaction of charge 1 in full - 2014-12-05: Rectified AP01 registered on the 05/12/2014 was removed from the register on the 13/05/2016 because it is factually inaccurate or is derived from something factually inaccurate. (and 8 more like it since 13 November 2000) --- Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/tri-line-network-telephony-03856240