{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2025-10-18","city":"HENNEPIN","country_code":"US","county_code":"155","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2032-10-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2026-02-10","maker":"Learjet Inc","maker_country":null,"maker_raw":"LEARJET INC","maker_segment":null,"mfr_mdl_code":"5170805","mode_s_code":"51247563","mode_s_hex":"A54F73","model":"45","n_number":"N441MM","name":"MARQUIS AVIATION LLC","num_engines":2,"other_names":"","plain_english":"N441MM is a Learjet Inc 45, a fixed-wing airplane with more than one motor with turbofan engines. It has 12 seats. It is registered to Marquis Aviation LLC, an LLC in Hennepin, Illinois. The registration is valid: it was issued on October 18, 2025 and expires on October 31, 2032. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Great Lakes","region_code":"C","registrant_type":"LLC","registrant_type_code":"7","seats":12,"serial_number":"599","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"IL","status":"Valid registration","status_code":"V","status_short":"Valid","street":"10000 MARQUIS DR","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"01344748","url":"https://staging.data.eflight.com/aircraft/N441MM","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"613271000"}