{"name":"TELEFONICA UK LIMITED","company_number":"01743099","status":"Active","type":"Private Limited Company","incorporated":"1983-07-28","dissolved":null,"registered_office":"500 Brook Drive, Reading, United Kingdom, RG2 6UU","postcode":"RG2 6UU","sic_codes":[{"code":61200,"description":"Wireless telecommunications activities"},{"code":61900,"description":"Other telecommunications activities"}],"principal_activity":null,"previous_names":[{"name":"TELEFONICA O2 UK LIMITED","changed_on":"2011-04-27"},{"name":"TELEFÓNICA O2 UK LIMITED","changed_on":"2011-02-04"},{"name":"O2 (UK) LIMITED","changed_on":"2008-05-30"},{"name":"BT CELLNET LIMITED","changed_on":"2002-04-19"},{"name":"TELECOM SECURICOR CELLULAR RADIO LIMITED","changed_on":"2000-11-01"}],"warnings":[],"accounts":{"category":"Full","year_end":"31 December","last_made_up_to":"2025-12-31","next_due":"2027-09-30"},"employees":null,"financials":[],"officers":{"current":5,"resigned":56,"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":9,"outstanding":9},"gazette_notices":[{"date":"2026-10-27","kind":"other"}],"insolvency_outcome":null,"ai_summary":null,"website":null,"links":{"page":"https://www.companiesintheuk.co.uk/ltd/telefonica-uk-1","people":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/people","filing_history":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/01743099","gazette":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/gazette","control":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/control","charges":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/charges","pay_gap":"https://www.companiesintheuk.co.uk/company/telefonica-uk-1/pay-gap"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/telefonica-uk-1"}