{"airworthiness_class":"Experimental","airworthiness_date":"2009-09-05","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2016-07-06","city":"THE WOODLANDS","country_code":"US","county_code":"339","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17239","engine_horsepower":300,"engine_maker":"CONT MOTOR","engine_model":"IO-520-L","engine_thrust_lb":0,"expiration_date":"2029-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-08-18","maker":"Burtis William A","maker_country":null,"maker_raw":"BURTIS WILLIAM A","maker_segment":null,"mfr_mdl_code":"05607GD","mode_s_code":"50776415","mode_s_hex":"A3FD0D","model":"SPENCER AMPHIB AIR","n_number":"N356WB","name":"MWM INTERESTS INC","num_engines":1,"other_names":"","plain_english":"N356WB is a Burtis William A SPENCER AMPHIB AIR, a fixed-wing airplane with one motor with a piston engine, built in 2009. It has 4 seats. It is registered to Mwm Interests INC, a corporation in The Woodlands, Texas. The registration is valid: it was issued on July 6, 2016 and expires on July 31, 2029. It holds an experimental airworthiness certificate for amateur built, dated September 5, 2009.","region":"Southwestern","region_code":"2","registrant_type":"Corporation","registrant_type_code":"3","seats":4,"serial_number":"261","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"TX","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1425 LAKE FRONT CIR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00005662","url":"https://staging.data.eflight.com/aircraft/N356WB","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2009,"zip":"773803610"}