{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Flies","items":[{"count":2,"name":"Airbus Helicopters MBB-BK 117 C-2","note":"","unit":"on the certificate","url":"https://eflight.com/models/airbus-helicopters/mbb-bk-117-c-2"},{"count":1,"name":"Airbus Helicopters MBB-BK 117 D-2","note":"","unit":"on the certificate","url":"https://eflight.com/models/airbus-helicopters/mbb-bk-117-d-2"},{"count":2,"name":"Eurocopter Deutschland Gmbh","note":"","unit":"on the certificate","url":"https://eflight.com/makers/eurocopter-deutschland-gmbh"},{"count":1,"name":"Airbus Helicopters Deutschland","note":"","unit":"on the certificate","url":"https://eflight.com/makers/airbus-helicopters-deutschland"}],"relation":"flies"},{"group":"Where","items":[{"count":null,"name":"Sioux Falls, SD","note":"where most of the aircraft on its certificate are registered","unit":"","url":""},{"count":null,"name":"Joe Foss Field","note":"FSD","unit":"","url":"https://eflight.com/airports/FSD"},{"count":2271,"name":"South Dakota","note":"","unit":"aircraft registered","url":"https://eflight.com/states/SD"}],"relation":"based in"},{"group":"Certificates and records","items":[{"count":3,"name":"FAA charter and air-taxi certificate","note":"designator 2M7A","unit":"aircraft listed","url":""}],"relation":"holds"},{"group":"Aircraft","items":[{"count":null,"name":"N145SD","note":"Eurocopter Deutschland Gmbh MBB-BK 117 C-2","unit":"","url":"https://eflight.com/aircraft/N145SD"},{"count":null,"name":"N911MK","note":"Eurocopter Deutschland Gmbh MBB-BK 117 C-2","unit":"","url":"https://eflight.com/aircraft/N911MK"},{"count":null,"name":"N605AV","note":"Airbus Helicopters Deutschland MBB-BK 117 D-2","unit":"","url":"https://eflight.com/aircraft/N605AV"}],"relation":"lists on its certificate"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"aircraft_listed":3,"base_city":"Sioux Falls","base_state":"SD","callsign":null,"certificate":"135","code":null,"designator":"2M7A","dot_authority":null,"id":"mris-llc","name":"Mris, LLC","type":"operator","url":"https://eflight.com/operators/mris-llc"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}