{"name":"AERTHIUM LTD","company_number":"17154843","status":"Active","type":"Private Limited Company","incorporated":"2026-04-13","dissolved":null,"registered_office":"24 Fitzroy Square, London, England, W1T 6EP","postcode":"W1T 6EP","sic_codes":[{"code":71121,"description":"Engineering design activities for industrial process and production"},{"code":71122,"description":"Engineering related scientific and technical consulting activities"},{"code":72190,"description":"Other research and experimental development on natural sciences and engineering"},{"code":77400,"description":"Leasing of intellectual property and similar products, except copyright works"}],"principal_activity":null,"previous_names":[],"warnings":[],"accounts":{"category":null,"year_end":"30 April","last_made_up_to":null,"next_due":"2028-01-13"},"employees":null,"financials":[],"officers":{"current":1,"resigned":0,"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":null,"links":{"page":"https://www.companiesintheuk.co.uk/ltd/aerthium","people":"https://www.companiesintheuk.co.uk/company/aerthium/people","filing_history":"https://www.companiesintheuk.co.uk/company/aerthium/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/17154843","control":"https://www.companiesintheuk.co.uk/company/aerthium/control"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/aerthium"}