{"name":"CORNERSTONE FIRE SYSTEMS LIMITED","company_number":"03293140","status":"Active","type":"Private Limited Company","incorporated":"1996-12-17","dissolved":null,"registered_office":"Building 16, Gateway 1000 Whittle Way, Arlington Business Park, Stevenage, Hertfordshire, England, SG1 2FP","postcode":"SG1 2FP","sic_codes":[{"code":43210,"description":"Electrical installation"}],"principal_activity":null,"previous_names":[{"name":"TRIANGLE INTEGRATED SERVICES LIMITED","changed_on":"2017-08-01"}],"warnings":[],"accounts":{"category":"Total Exemption Full","year_end":"31 August","last_made_up_to":"2025-08-31","next_due":"2027-05-31"},"employees":{"count":18,"accounts_date":"2025-08-31"},"financials":[{"financial_date":"2025-08-31","net_assets":237290,"cash":57568,"average_employees":18},{"financial_date":"2024-08-31","net_assets":226672,"cash":206784,"average_employees":19},{"financial_date":"2023-08-31","net_assets":215433,"cash":40830},{"financial_date":"2022-08-31","net_assets":175921,"cash":51621},{"financial_date":"2021-08-31","net_assets":172272,"cash":75578}],"officers":{"current":2,"resigned":10,"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":[],"insolvency_outcome":null,"ai_summary":null,"website":null,"links":{"page":"https://www.companiesintheuk.co.uk/ltd/cornerstone-fire-systems-1","people":"https://www.companiesintheuk.co.uk/company/cornerstone-fire-systems-1/people","filing_history":"https://www.companiesintheuk.co.uk/company/cornerstone-fire-systems-1/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/03293140","financials":"https://www.companiesintheuk.co.uk/company/cornerstone-fire-systems-1/financial","control":"https://www.companiesintheuk.co.uk/company/cornerstone-fire-systems-1/control","charges":"https://www.companiesintheuk.co.uk/company/cornerstone-fire-systems-1/charges"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/cornerstone-fire-systems-1"}