{"name":"MAINFRAME LIMITED","company_number":"03597627","status":"Active","type":"Private Limited Company","incorporated":"1998-07-14","dissolved":null,"registered_office":"Studio 10 The Piano Factory, 117 Farringdon Road, London, United Kingdom, EC1R 3BX","postcode":"EC1R 3BX","sic_codes":[{"code":59111,"description":"Motion picture production activities"}],"principal_activity":null,"previous_names":[{"name":"OS2 LIMITED","changed_on":"2000-06-01"}],"warnings":[],"accounts":{"category":"Total Exemption Full","year_end":"30 June","last_made_up_to":"2025-06-30","next_due":"2027-03-31"},"employees":{"count":8,"accounts_date":"2025-06-30"},"financials":[{"financial_date":"2025-06-30","net_assets":10659,"cash":569,"average_employees":8},{"financial_date":"2024-06-30","net_assets":94228,"cash":2339,"average_employees":8},{"financial_date":"2023-06-30","net_assets":96404,"cash":48220},{"financial_date":"2022-06-30","net_assets":-29217},{"financial_date":"2021-06-30","net_assets":118448,"cash":13331}],"officers":{"current":4,"resigned":15,"complete":true,"note":"Names and details of individual officers are on the People page (subscriber-only on this site) and free at Companies House."},"charges":{"total":0,"outstanding":0},"gazette_notices":[{"date":"2026-09-08","kind":"other"}],"insolvency_outcome":null,"ai_summary":null,"website":"https://www.mainframe.co.uk/","links":{"page":"https://www.companiesintheuk.co.uk/ltd/mainframe","people":"https://www.companiesintheuk.co.uk/company/mainframe/people","filing_history":"https://www.companiesintheuk.co.uk/company/mainframe/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/03597627","financials":"https://www.companiesintheuk.co.uk/company/mainframe/financial","gazette":"https://www.companiesintheuk.co.uk/company/mainframe/gazette","control":"https://www.companiesintheuk.co.uk/company/mainframe/control","charges":"https://www.companiesintheuk.co.uk/company/mainframe/charges"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/mainframe"}