{"name":"ON CALL ENGINEERS LTD.","company_number":"15589112","status":"Active","type":"Private Limited Company","incorporated":"2024-03-23","dissolved":null,"registered_office":"64 Alder Crescent, Luton, England, LU3 1TH","postcode":"LU3 1TH","sic_codes":[{"code":43210,"description":"Electrical installation"},{"code":43220,"description":"Plumbing, heat and air-conditioning installation"},{"code":43290,"description":"Other construction installation"}],"principal_activity":"The principal activity of the company is dormant company","previous_names":[{"name":"SUREFIX SERVICES LTD.","changed_on":"2025-05-27"},{"name":"CYBERGUARD INNOVATIONS LTD","changed_on":"2025-05-20"}],"warnings":[],"accounts":{"category":"Micro","year_end":"31 March","last_made_up_to":"2026-03-31","next_due":"2027-12-31"},"employees":{"count":1,"accounts_date":"2026-03-31"},"financials":[{"financial_date":"2026-03-31","net_assets":185,"average_employees":1},{"financial_date":"2025-03-31","net_assets":1,"average_employees":1}],"officers":{"current":1,"resigned":1,"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":null,"outstanding":null},"gazette_notices":[],"insolvency_outcome":null,"ai_summary":null,"website":"https://oncallengineers.uk/","links":{"page":"https://www.companiesintheuk.co.uk/ltd/on-call-engineers","people":"https://www.companiesintheuk.co.uk/company/on-call-engineers/people","filing_history":"https://www.companiesintheuk.co.uk/company/on-call-engineers/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/15589112","financials":"https://www.companiesintheuk.co.uk/company/on-call-engineers/financial","control":"https://www.companiesintheuk.co.uk/company/on-call-engineers/control"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/on-call-engineers"}