{"name":"SENTINEL PHOTONICS LIMITED","company_number":"12163852","status":"Active","type":"Private Limited Company","incorporated":"2019-08-19","dissolved":null,"registered_office":"Porton Science Park, Bybrook Road, Porton Down, Wiltshire, United Kingdom, SP4 0BF","postcode":"SP4 0BF","sic_codes":[{"code":32990,"description":"Other manufacturing not elsewhere classified"},{"code":72190,"description":"Other research and experimental development on natural sciences and engineering"}],"principal_activity":null,"previous_names":[],"warnings":[],"accounts":{"category":"Total Exemption Full","year_end":"31 December","last_made_up_to":"2025-12-31","next_due":"2027-09-30"},"employees":{"count":15,"accounts_date":"2025-12-31"},"financials":[{"financial_date":"2025-12-31","net_assets":-1947499,"cash":260975,"average_employees":15},{"financial_date":"2024-12-31","net_assets":-1133895,"cash":556725,"average_employees":17},{"financial_date":"2024-03-31","net_assets":-164444,"cash":792428},{"financial_date":"2023-03-31","net_assets":244391,"cash":477225},{"financial_date":"2022-03-31","net_assets":119490,"cash":218703}],"officers":{"current":4,"resigned":4,"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":"https://www.sentinelphotonics.co.uk/","links":{"page":"https://www.companiesintheuk.co.uk/ltd/sentinel-photonics","people":"https://www.companiesintheuk.co.uk/company/sentinel-photonics/people","filing_history":"https://www.companiesintheuk.co.uk/company/sentinel-photonics/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/12163852","financials":"https://www.companiesintheuk.co.uk/company/sentinel-photonics/financial","control":"https://www.companiesintheuk.co.uk/company/sentinel-photonics/control"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/sentinel-photonics"}