{"name":"MARTEK MARINE LIMITED","company_number":"03930003","status":"Active","type":"Private Limited Company","incorporated":"2000-02-16","dissolved":null,"registered_office":"6a Adwick Park, Manvers, Rotherham, United Kingdom, S63 5AB","postcode":"S63 5AB","sic_codes":[{"code":26511,"description":"Manufacture of electronic measuring, testing etc. equipment, not for industrial process control"}],"principal_activity":"The principal activity of the company continued to be that of the selling and marketing of safety and monitoring equipment for commercial seagoing vessels.","previous_names":[{"name":"MARTEK MARINE SERVICES LIMITED","changed_on":"2001-02-20"}],"warnings":[],"accounts":{"category":"Full","year_end":"31 December","last_made_up_to":"2025-12-31","next_due":"2027-09-30"},"employees":{"count":48,"accounts_date":"2025-12-31"},"financials":[{"financial_date":"2025-12-31","profit_loss":1136464,"net_assets":3575072,"cash":402985,"average_employees":48},{"financial_date":"2024-12-31","profit_loss":269957,"net_assets":2559407,"cash":494139,"average_employees":44},{"financial_date":"2023-12-31","net_assets":2434939,"cash":371691},{"financial_date":"2018-02-28","net_assets":4189031,"cash":984913},{"financial_date":"2017-02-28","net_assets":2566773,"cash":870471}],"officers":{"current":8,"resigned":18,"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":1,"outstanding":1},"gazette_notices":[],"insolvency_outcome":null,"ai_summary":null,"website":"https://www.martek-marine.com/","links":{"page":"https://www.companiesintheuk.co.uk/ltd/martek-marine","people":"https://www.companiesintheuk.co.uk/company/martek-marine/people","filing_history":"https://www.companiesintheuk.co.uk/company/martek-marine/filing-history","companies_house":"https://find-and-update.company-information.service.gov.uk/company/03930003","financials":"https://www.companiesintheuk.co.uk/company/martek-marine/financial","control":"https://www.companiesintheuk.co.uk/company/martek-marine/control","charges":"https://www.companiesintheuk.co.uk/company/martek-marine/charges"},"source":"CompaniesInTheUK, from Companies House, The Gazette and other public registers (see /support/about). Cite as: CompaniesInTheUK, https://www.companiesintheuk.co.uk/ltd/martek-marine"}