{"name":"SERIOUS EFFECT LTD","company_number":"13250100","status":"Active","type":"Private Limited Company","incorporated":"2021-03-08","dissolved":null,"registered_office":"Suite 1, The Courtyard, The Old Monastery, Windhill, Bishop's Stortford, Hertfordshire, England, CM23 2ND","postcode":"CM23 2ND","sic_codes":[{"code":73110,"description":"Advertising agencies"}],"principal_activity":"73110","previous_names":[],"warnings":[],"accounts":{"category":"Micro","year_end":"31 March","last_made_up_to":"2025-03-31","next_due":"2026-12-31"},"employees":{"count":1,"accounts_date":"2025-03-31"},"financials":[{"financial_date":"2025-03-31","net_assets":73105,"average_employees":1},{"financial_date":"2024-03-31","net_assets":44849,"average_employees":2},{"financial_date":"2023-03-31","net_assets":46422},{"financial_date":"2022-03-31","net_assets":41761}],"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/serious-effect","people":"https://www.companiesintheuk.co.uk/company/serious-effect/people","filing_history":"https://www.companiesintheuk.co.uk/company/serious-effect/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/13250100","financials":"https://www.companiesintheuk.co.uk/company/serious-effect/financial","control":"https://www.companiesintheuk.co.uk/company/serious-effect/control"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/serious-effect"}